16
smartGardeningideas Subscribe to Sunset magazine for landscaping inspiration and gardening advice tailored to your climate in each monthly issue. Visit sunset.com or call 800/777-0117. Use these companion books from Sunset to help you garden successfully in your climate zone. Available at your local bookseller and home and garden center. Sunset Plant Finder Looking for the right low-water plant for your climate and gardening style? Go to sunset.com/plantfinder and search by type, growing condi- tions, and color. Wheretogethelp Manyprofessionalscanhelpyou designandimplementawater- conservinglandscape.Beforedeciding onanyone,getseveralbidsandtalk withpreviousclients. Local water districts usuallyoffer awealthofinformation,including recommendedplantlists,watering guidelines,andwater-savingtips. Landscape architectsdesignentire outdoorenvironments,fromplantings tostructureslikepatiosanddecks. Licensedanduniversity-trained,they canprovidethewholepackage,from designtoinstallation.Ortheycanhelp inspecifctroublespots,suchassteep slopesorareaswithpoordrainage. Landscape contractorsaretrained andlicensedinmethodsofearth moving,construction,irrigation,and planting.Theyareveryusefulfordiff- cultprojects. Landscape or garden designers havevaryingdegreesofeducationbut areusuallynotlicensed.Thefocusof theirworkislikelytoberesidential gardens.Oftentheyworkinconjunc- tionwithalandscapecontractor. Irrigation consultantsare usuallylicensedcontractorsassociated withanirrigation-supplystore(another goodsourceofinformation).Theycan helpdesignandinstalleffcientirriga- tionsystems. Local nurseriescanofferuseful informationandassistanceinchoosing plantsandirrigationequipment.Many havedesignservices. A Copyright©2009 SunsetPublishingCorporation ER-641 Favoritewebsites bewaterwise.com Low-waterlandscape designideas,irrigationadvice,and linkstolocalwateragencies. ccwater.com/conserve ContraCosta WaterDistrict’swebsiteprovidesinfor- mationonwaterconservation,land- scapedesign,andmaintenance. irrigation.org Informationonsmart controllersandeffcientirrigation,and tipsforhiringanirrigationcontractor. irrigationessentials.com Informationon irrigationequipmentandeffcient watering. www.nrcs.usda.gov Tipsforbackyard conservation. savingwater.org TheSavingWaterPart- nership’swebsiteprovideswater- conservinginformationforthe Northwest. snwa.orgTheSouthernNevadaWater Authority’swebsiteprovidesinforma- tiononlow-waterplants,landscaping, andirrigation. sunset.com Sunset’swebsiteoffers landscapeideas,plantingplans,and detailedinformationaboutlocal climatezones. water.ca.govCaliforniaDepartmentof WaterResources’websiteprovides informationondroughtinCalifornia, unthirstyplants,andeffcientirrigation. Easywater-wise gardening Advice and design ideas for the 21st century. From the editors of A Thomas J. Story EasyWater-WiseGardening 1

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Page 1: Sunset Magazine's "Easy Water-Wise Gardening"

32 Sunset

smartGardeningideasSubscribe to Sunset magazine for landscaping inspiration and gardening advice tailored to your climate in each monthly issue Visit sunsetcom or call 800777shy0117

Use these companion books from Sunset to help you garden successfully in your climate zone Available at your local bookseller and home and garden center

Sunset Plant Finder Looking for the right lowshywater plant for your climate and gardening style Go to sunsetcomplantfinder and search by type growing condishytions and color

WheretogethelpManyprofessionalscanhelpyoudesignandimplementawatershyconservinglandscapeBeforedecidingonanyonegetseveralbidsandtalkwithpreviousclientsLocal water districts usuallyofferawealthofinformationincludingrecommendedplantlistswateringguidelinesandwatershysavingtipsLandscape architectsdesignentireoutdoorenvironmentsfromplantingstostructureslikepatiosanddecksLicensedanduniversityshytrainedtheycanprovidethewholepackagefromdesigntoinstallationOrtheycanhelpinspecifictroublespotssuchassteepslopesorareaswithpoordrainageLandscape contractorsaretrainedandlicensedinmethodsofearthmovingconstructionirrigationandplantingTheyareveryusefulfordiffishycultprojectsLandscape or garden designers havevaryingdegreesofeducationbutareusuallynotlicensedThefocusoftheirworkislikelytoberesidentialgardensOftentheyworkinconjuncshytionwithalandscapecontractorIrrigation consultantsareusuallylicensedcontractorsassociatedwithanirrigationshysupplystore(anothergoodsourceofinformation)TheycanhelpdesignandinstallefficientirrigashytionsystemsLocal nurseriescanofferusefulinformationandassistanceinchoosingplantsandirrigationequipmentManyhavedesignservices

A Copyrightcopy2009SunsetPublishingCorporationER-641

Favoritewebsitesbewaterwisecom Lowshywaterlandscapedesignideasirrigationadviceandlinkstolocalwateragenciesccwatercomconserve ContraCostaWaterDistrictrsquoswebsiteprovidesinforshymationonwaterconservationlandshyscapedesignandmaintenanceirrigationorg Informationonsmartcontrollersandefficientirrigationandtipsforhiringanirrigationcontractorirrigationessentialscom Informationonirrigationequipmentandefficientwateringwwwnrcsusdagov Tipsforbackyardconservationsavingwaterorg TheSavingWaterPartshynershiprsquoswebsiteprovideswatershyconservinginformationfortheNorthwestsnwaorgTheSouthernNevadaWaterAuthorityrsquoswebsiteprovidesinformashytiononlowshywaterplantslandscapingandirrigationsunsetcom SunsetrsquoswebsiteofferslandscapeideasplantingplansanddetailedinformationaboutlocalclimatezoneswatercagovCaliforniaDepartmentofWaterResourcesrsquowebsiteprovidesinformationondroughtinCaliforniaunthirstyplantsandefficientirrigation

Easywater-wisegardeningAdvice and design ideas for the 21st century From the editors of A

Tho

ma

s J

Sto

ry

EasyWater-WiseGardening 1

2 Sunset

Agorgeousmixoflow-waterplantsincludingCaliforniafescuecarexcatminterigeronlsquoGarnetpenstemonlavenderMexicanbushsageMorningLight

miscanthusandrosemary

GreatgardensforaneweraIn the West waterisaspreciousasgoldMostofourrainfallcomesinwinteryetmanygardenplantsneedirrigationinsummerduringourdriestmonthsSeasonaldroughtsgroundwaterpollushytionandpopulationgrowthstressthisvaluableresourceIfwearetohaveenoughwaterinthefuturewemustavoidwastingwaterinourhomesandgardenstoday

OfthewaterWesternersuseathomeabout50percentgoestogardensSothemostimportantplacetostartaconservashytionprogramisrightoutsideourdoorsFortunatelywaterconservationdoesnrsquotmeansettlingforabarrenlandscapeitmeanspracticinggoodgardeningChoosshyingplantswelladaptedtoyourclimateimprovingyoursoilwateringefficientlyandtakingadvantageofthelatestirrigashytiontechnologyallhelpsavewater

PlantsthatrequirelesswaterarewidelyavailableatnurseriesTheSunset Western Garden Book Sunset Western LandshyscapingandtheonlineSunset PlantFindertool(sunsetcomplantfinder) canprovideyouwithlistsandplans

Inthisbookletweoffermanywaystosavewaterinyourgardenincludingwateringstrategiesbasedonsoiltypesmartuseofwateringdevicesandadviceaboutselectinganefficientirrigationsystemforyourgarden

Contents4 Low-water landscape design

Elementsofadrygardenplantsforallclimatesplantingplanspermeablesurfaces

14 Efficient irrigation Manualwateringsprinklersdripsystemschoosingtherightsystem

26 Water savings Mulchbasicsrainwaterharvestingputtingitalltogether

32 Where to get help ProfessionalstoconsultandwebsitestobrowseSa

xo

n H

olt

EasyWater-WiseGardening 3

Design Elementsofalow-waterlandscapeA dry garden can be as inviting as any other Drought is a fact of lifeintheWestItrsquospartofthenaturalweathercycleThatswhywaterconservationshouldbeapartofeveryWesternerrsquoslifestyleHappilyawellshydesignedwatershywiselandscapecanbelushandcolorfulandwillmakeyourhomeabeautifulandinvitingplace

StartbyleavingmoreareasunplantedthanyouwouldifyoulivedinawetterclimatemdashabigwatersavingsrightoffthetopMakethepathsgenerousandputgravelunderseatingareasinsteadofplantingagroundcoverUsedecomposedgraniteinplaceofthirstylawngrassThenplanttheremainingspaceswithornamenshytalsthatareadaptedtoaridclimatesFinallytohighlightwaterrsquosreveredstatusintheunthirstygardenaddafewtracesofitsomerealsomeillusoryafountainthatbarelytricklesadrystreambedthatawaitsthenextdownpouroralovelyurn

8WatershysavingbasicsFollow these guidelines for a water-efficient garden 1 IMPROVE THE SOIL Routinelycultivatethesoilinyourvegetableandannualbedsincorporat-ingorganicmattersuchascompostDoingsoimprovesthesoilrsquosabilitytoretainmoistureMostlandscapeplants(treesshrubsandnativeplantsespecially)establishfasterwhenplantedinnativesoilswithouttheadditionofamendmentsIfyoursoilissandyorrockyyoumayneedtoaddcompost2 plant in the right place Locateunthirstyplantswheretheyrsquollgetthesun(orshade)expo-sureandsoildrainagetheyneedGroupplantsthathavesimilarwaterneedssononegetstoolittleortoomuchwater3 Shrink the lawn MostlawngrassesneedenormousamountsofwatertostaygreenandlushReduceyourlawnrsquossizeormdashunlessyouneeditforkidstoplayonmdasheliminateitaltogether4 CONTROL WEEDS ThesegardenintrudersstealwaterneededbydesirableplantsRegu-larlyhoeorpullthemoutwhentheyrsquoreyoungoruselandscapefabricsandmulchestodiscouragegrowth

5 Upgrade your irrigation system Addelementssuchassmartcontrollersconnectedtoweatherstationsandnewhighlyefficientsprinklersordripemitterstomakeprecisionwater-ingmucheasier(Seepages16ndash21)6 WATER DEEPLYIrrigateestablishedplantsthor-oughlybutinfrequentlytoencouragerootstogrowdownwardtheywillbebufferedfromthewet-drycycletypicaloftheuppersoilareaandmaytapintogroundwater7 IRRIGATE EFFI CIENTLYMakesureyourwateringpracticesanddevicesareasefficientaspossibleWaterplantsonlywhenneedednotbythecalendarorclockWateratnightwhenevaporationismuchlowerandtheairgener-allycalmerTightenfaucetssotheydonrsquotleakAvoidrunoffandwastefuloverspray8 MULCHCoverbaregroundaroundeachplantwitha3-inchlayerofmulchtohelpconservesoilmoisturesuppressweedsandkeepthesoilcoolerrenewannuallyOrganictypessuchasbarkchipsshreddedbarkorcompostimprovethesoilastheybreakdownandencouragebeneficialmicrobes(Seepages26ndash27)

PermeablepavingStripsofelfinthymeandArmeria maritima dissecttheflagstonepavingleadingtothefrontdoorsoakinguprainfallanddirectingexcesstotheyardoneitherside

NolawnUsingatapestryofgroundcoversinsteadofthirstyturftolandscapethefrontyardsavespreciouswaterdesignJeffreyGordonSmithLandscapeArchitectureLosOsosCA ( jgsdesignscom)

DripirrigationLow-flowirrigationisthemostefficientwaytowaterplantsmdashtherersquosnorunofforevaporationItrsquosalsothehealthiestsystemforplantsbecausethewaterpenetratesdeeplyintothesoilencouragingplantrootstodothesame

XericplantsNativeandMediterraneanplantssuchasthemanzanitayarrowEuphorbiaandKniphofia picturedarewelladaptedtotheWestTheyrequirelittlewaterandmaintenanceandtheirblue-greengray-greenfoliagelooksrightinourlight

MulchAthicklayerofmulchhelpspreservesoilmoistureButitcanalsoenhancedesigncreatingnegativespacethatmakesplantgroupingsorindividualspecimensstandout

Ste

ve

n A

Gu

nth

er

4 Sunset EasyWater-WiseGardening 5

EasyWater-WiseGardening 7

Design

LowwaterhighstyleCombine flowering and foliage plants for a colorful allshyseason garden Water-thrifty gardensdeliveralltheboldformsandcolorsoftraditionallandshyscapesbutwithminimalresourcesandalotlesseffortAswithanygardentheyincorporatealltheelementsnecessaryforoutdoorlivingandentertainingPathsandpatiostogivethegardenformanddirecshytionArborsandtrellisestohelpdividethegardenintoroomsandtocreateshadeBenchesandoutdoorfurnishingsforcomfortButthatrsquoswherethesimilaritytoconventionallandscapesends

ThegardenspicturedherearedesignedtothriveonlittlemorethanrainfallbuttheyoffermanyotheradvantagesbeyondconservingmoistureDroughtshytolerantplantsdonrsquotrequiremuchifanyfertilizersotheytendtogrowataratethatrsquoseasytomanagewithoutconstantpruningBecausetheyproducelessgreenwastetheycontributelesstolandfillsInaddishytion manydroughtshytolerantplantsespeshyciallyWesternnativesattractbirdsandbutterflieswhichcometodineoninsectpestsortosipnectar

ItrsquospossibletohaveagardenthatrsquosbothwatershyconservingandbeautifulwithplentyoflushfoliageandagenerousdoseofseasonalflowersAllofthegardenspicturedarerichtapestriesofcolorandmotionthankstotheirdiversepalettesofcarefullychosennativesperennialsornashymentalgrassesshrubsorsucculents

Watershywisegardenstakeabitmoreplanningthanordinarylandscapesbutovertimetheyoffersignificantsavingsinlaborcostsmdashandofcoursewater

5greatwatershywisedetails1 BRIGHT COLORS YellowcolumbineredvalerianandlavendercatmintbloomamidaseaofmownbuffalograssinaNewMexicogardenAclusterofaspentreesprovideslightshadeforthecolumbine2 FOLIAGE TEXTURE StrongarchitecturaldetailssetthestageforthisSeattlegardenfilledwithbillowygrassesandperennialsAlongthegravelpathgiantfeathergrass(Stipa gigantea)andmaidengrasscreatecloudsofstrappyfoliagebesidecatnipandSpan-ishlavender3 BOLD SHAPESGoldenbarrelcactusappeartomarchalongthetopofarockwallbetweenfine-texturedpurpleDalea greggii plantsAnAgave weberi addsdramabehindthemwhilebluepaloverdeanddesertiron-woodtreessoftenthehousewalls4 LUSH PLANTINGSInaSanDiegogardenadenseborderonaslopeisfilledwithlargenativebouldersFromthefrontarebrightgreenaeoniumyellowpincushion(Leucospermum)yellowCotula coronopifolia varie- 1gatedFurcraea foetida lsquoMediopictarsquoandared-floweringivygeranium5 TWIST ON TRADITION AsuburbanfrontyardinLongBeachCAplantedwithdarkgreenCarex pansaiswateredonlyonceaweekinsummerandmowedjustfourtimesayear

32

clo

ck

wis

e fr

om

to

p l

eft

sa

xo

n h

olt

an

dr

ew d

ra

ke

da

h

or

ch

ner

de

sig

n w

or

ksh

op

bo

b w

iga

nd

sa

xo

n h

olt

5 4Sunset6

1

2 3

Design

PlantsforallclimatesChoose ornamentals that thrive in your region While local nativesarebestsuitedtomostsitesothergoodchoicesincludedroughtshytolerantplantsfromallcornersoftheworldSomeofthemostwatershywiseoptionsarenativetotheSouthwestdesertsOthersarefromthefiveMeditershyraneanclimateregionsmdashCaliforniatheMediterraneanbasinSouthAfricasouthshywesternAustraliaandthecentralcoastofChilemdashwhererainsarespareandsummersarewarmanddry

ManyoftheseplantssharecharacterisshyticsthathelpthemsurviveperiodsofintenseheatandlowrainfallTheymayhavegrayorvelvetyleavesthatreflectheatsucculentleavesstemsandrootsthatstorewaterorneedlelikeleaveswhosesmallsurfacearealimitsthepotenshytialforwaterlossOrtheymaygodormantduringthehottestmonthsoftheyear

WatershywiseplantshavedifferentdegreesofdroughttolerancePlantsthatthriveon30inchesofrainintheNorthwestforinstancewillwitherinaSouthwestgardenwheretheaveragerainfallis10inchesorlessDoyourhomeworkbeforefinalizingplantchoicesthengroupplantsintozonesbytheirwaterneedsPlacethirstier(andoftenshowier)plantsnearshyestthehouseorinotherhighshyvisibilityspotslessthirstyplantsinthebackgroundMakesureyourirrigationplansupportseachzoneindependentlyoftheothers

AvoidthemistakeofthinkingthatsometypesofplantsneverneedwateringAllplantsnativeornotneedregulardeepirrigationsthroughthefirstyeartohelptheirrootsbecomeestablishedSomeneedmoistureintothesecondyearbutbythenmanydofinewithonlyanoccasionaldeepwateringAbitofresearchandconsultingwithyourlocalnurseryorcooperativeextensionservicewillhelpyoufigureouthowmuchwateryourplantsneed

Sunset

7greatwatershywiseplantings1 LOW SPREADING Ceanshyothus griseuslsquoKurtZadnikrsquoisacolorfulgroundcoverthatgrows2to3feettalland6feetwideormoreSpringflowersaredeepblue2 WATER-WISE AND FIRE-WISEInaSanDiegondashareagardenspacesbetweenbouldersarefilledwithadeeppinkrose-scentedgeraniumwhitenutmeg-scentedgeraniumandpurplesweet-peashrub3 wildlife magnet Coneflower(Echinacea)isatoughperennialwithdaisy-likeflowersinpinklavender-purpleyelloworangeandwhiteBeesandbutterflieslovetovisitthebeehive-shapedcentersfornectarfinchesvisitlaterforseeds4 EASY TO GROW Hornedpoppy(Glaucium flavum) producesrosettesofcrin-klygray-greenleavestoppedbyorangetobrightyellowblooms5 BRIGHT BERRIESTall(usuallyto10feet)denseToyonputsonabrightshowinwinterwhenredberriesenveloptheshrub6 BOLD FOLIAGECloudsoflime-coloredflowersonEuphorbia characias wulfeniicontrastwithchocolate-huedAeonium arboreum lsquoZwartkoprsquotocreatedramainaSanClementeCAgarden7 SHAPE AND TEXTURE Mediterranean-climateplantsfillagardenborderinarainshadowalongWashingtonrsquosPugetSoundTheyincludeAster lsquoMoumlnchrsquoandSchizostylis coccinea lsquoOregonSunsetrsquoframedagainstlsquoGoldSwordrsquoNewZealandflaxBehindistallairyVerbena bonariensis

6clo

ck

wis

e fr

om

to

p l

eft

bo

b w

iga

nd

(2

) S

tev

en A

G

un

ther

bo

b w

iga

nd

(3

) j

im m

cc

au

sla

nd

EasyWater-WiseGardening 9

4

578

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

op

po

site

clo

ck

wis

e f

ro

m t

op

le

ft d

av

id c

ava

gn

ar

o t

ho

ma

s j

sto

ry

(3

) b

en

wo

ols

ey

cla

ire

cu

rr

an

n

or

ma

n a

pla

te (

2)

ill

ust

ra

tio

ns

fr

om

to

p l

ois

lo

ve

joy

(2

) e

rin

orsquot

oo

le (

2)

E f

g

D i

b a

h c j

Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

1

7

2

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Ste

ven

A

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nth

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ma

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Sto

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nn

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Im

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au

sla

nd

Th

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as

J S

tor

y S

tev

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G

un

ther

Th

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as

J S

tor

y

EasyWater-WiseGardening 13

4

5

3

1

CLO

CK

WIS

E F

RO

M T

OP

LE

FT T

ho

ma

s J

Sto

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cr

aig

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Pla

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Sto

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att

Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

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eft

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nth

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

Clo

ck

wis

e f

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ille

No

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(2

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2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

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31

Page 2: Sunset Magazine's "Easy Water-Wise Gardening"

2 Sunset

Agorgeousmixoflow-waterplantsincludingCaliforniafescuecarexcatminterigeronlsquoGarnetpenstemonlavenderMexicanbushsageMorningLight

miscanthusandrosemary

GreatgardensforaneweraIn the West waterisaspreciousasgoldMostofourrainfallcomesinwinteryetmanygardenplantsneedirrigationinsummerduringourdriestmonthsSeasonaldroughtsgroundwaterpollushytionandpopulationgrowthstressthisvaluableresourceIfwearetohaveenoughwaterinthefuturewemustavoidwastingwaterinourhomesandgardenstoday

OfthewaterWesternersuseathomeabout50percentgoestogardensSothemostimportantplacetostartaconservashytionprogramisrightoutsideourdoorsFortunatelywaterconservationdoesnrsquotmeansettlingforabarrenlandscapeitmeanspracticinggoodgardeningChoosshyingplantswelladaptedtoyourclimateimprovingyoursoilwateringefficientlyandtakingadvantageofthelatestirrigashytiontechnologyallhelpsavewater

PlantsthatrequirelesswaterarewidelyavailableatnurseriesTheSunset Western Garden Book Sunset Western LandshyscapingandtheonlineSunset PlantFindertool(sunsetcomplantfinder) canprovideyouwithlistsandplans

Inthisbookletweoffermanywaystosavewaterinyourgardenincludingwateringstrategiesbasedonsoiltypesmartuseofwateringdevicesandadviceaboutselectinganefficientirrigationsystemforyourgarden

Contents4 Low-water landscape design

Elementsofadrygardenplantsforallclimatesplantingplanspermeablesurfaces

14 Efficient irrigation Manualwateringsprinklersdripsystemschoosingtherightsystem

26 Water savings Mulchbasicsrainwaterharvestingputtingitalltogether

32 Where to get help ProfessionalstoconsultandwebsitestobrowseSa

xo

n H

olt

EasyWater-WiseGardening 3

Design Elementsofalow-waterlandscapeA dry garden can be as inviting as any other Drought is a fact of lifeintheWestItrsquospartofthenaturalweathercycleThatswhywaterconservationshouldbeapartofeveryWesternerrsquoslifestyleHappilyawellshydesignedwatershywiselandscapecanbelushandcolorfulandwillmakeyourhomeabeautifulandinvitingplace

StartbyleavingmoreareasunplantedthanyouwouldifyoulivedinawetterclimatemdashabigwatersavingsrightoffthetopMakethepathsgenerousandputgravelunderseatingareasinsteadofplantingagroundcoverUsedecomposedgraniteinplaceofthirstylawngrassThenplanttheremainingspaceswithornamenshytalsthatareadaptedtoaridclimatesFinallytohighlightwaterrsquosreveredstatusintheunthirstygardenaddafewtracesofitsomerealsomeillusoryafountainthatbarelytricklesadrystreambedthatawaitsthenextdownpouroralovelyurn

8WatershysavingbasicsFollow these guidelines for a water-efficient garden 1 IMPROVE THE SOIL Routinelycultivatethesoilinyourvegetableandannualbedsincorporat-ingorganicmattersuchascompostDoingsoimprovesthesoilrsquosabilitytoretainmoistureMostlandscapeplants(treesshrubsandnativeplantsespecially)establishfasterwhenplantedinnativesoilswithouttheadditionofamendmentsIfyoursoilissandyorrockyyoumayneedtoaddcompost2 plant in the right place Locateunthirstyplantswheretheyrsquollgetthesun(orshade)expo-sureandsoildrainagetheyneedGroupplantsthathavesimilarwaterneedssononegetstoolittleortoomuchwater3 Shrink the lawn MostlawngrassesneedenormousamountsofwatertostaygreenandlushReduceyourlawnrsquossizeormdashunlessyouneeditforkidstoplayonmdasheliminateitaltogether4 CONTROL WEEDS ThesegardenintrudersstealwaterneededbydesirableplantsRegu-larlyhoeorpullthemoutwhentheyrsquoreyoungoruselandscapefabricsandmulchestodiscouragegrowth

5 Upgrade your irrigation system Addelementssuchassmartcontrollersconnectedtoweatherstationsandnewhighlyefficientsprinklersordripemitterstomakeprecisionwater-ingmucheasier(Seepages16ndash21)6 WATER DEEPLYIrrigateestablishedplantsthor-oughlybutinfrequentlytoencouragerootstogrowdownwardtheywillbebufferedfromthewet-drycycletypicaloftheuppersoilareaandmaytapintogroundwater7 IRRIGATE EFFI CIENTLYMakesureyourwateringpracticesanddevicesareasefficientaspossibleWaterplantsonlywhenneedednotbythecalendarorclockWateratnightwhenevaporationismuchlowerandtheairgener-allycalmerTightenfaucetssotheydonrsquotleakAvoidrunoffandwastefuloverspray8 MULCHCoverbaregroundaroundeachplantwitha3-inchlayerofmulchtohelpconservesoilmoisturesuppressweedsandkeepthesoilcoolerrenewannuallyOrganictypessuchasbarkchipsshreddedbarkorcompostimprovethesoilastheybreakdownandencouragebeneficialmicrobes(Seepages26ndash27)

PermeablepavingStripsofelfinthymeandArmeria maritima dissecttheflagstonepavingleadingtothefrontdoorsoakinguprainfallanddirectingexcesstotheyardoneitherside

NolawnUsingatapestryofgroundcoversinsteadofthirstyturftolandscapethefrontyardsavespreciouswaterdesignJeffreyGordonSmithLandscapeArchitectureLosOsosCA ( jgsdesignscom)

DripirrigationLow-flowirrigationisthemostefficientwaytowaterplantsmdashtherersquosnorunofforevaporationItrsquosalsothehealthiestsystemforplantsbecausethewaterpenetratesdeeplyintothesoilencouragingplantrootstodothesame

XericplantsNativeandMediterraneanplantssuchasthemanzanitayarrowEuphorbiaandKniphofia picturedarewelladaptedtotheWestTheyrequirelittlewaterandmaintenanceandtheirblue-greengray-greenfoliagelooksrightinourlight

MulchAthicklayerofmulchhelpspreservesoilmoistureButitcanalsoenhancedesigncreatingnegativespacethatmakesplantgroupingsorindividualspecimensstandout

Ste

ve

n A

Gu

nth

er

4 Sunset EasyWater-WiseGardening 5

EasyWater-WiseGardening 7

Design

LowwaterhighstyleCombine flowering and foliage plants for a colorful allshyseason garden Water-thrifty gardensdeliveralltheboldformsandcolorsoftraditionallandshyscapesbutwithminimalresourcesandalotlesseffortAswithanygardentheyincorporatealltheelementsnecessaryforoutdoorlivingandentertainingPathsandpatiostogivethegardenformanddirecshytionArborsandtrellisestohelpdividethegardenintoroomsandtocreateshadeBenchesandoutdoorfurnishingsforcomfortButthatrsquoswherethesimilaritytoconventionallandscapesends

ThegardenspicturedherearedesignedtothriveonlittlemorethanrainfallbuttheyoffermanyotheradvantagesbeyondconservingmoistureDroughtshytolerantplantsdonrsquotrequiremuchifanyfertilizersotheytendtogrowataratethatrsquoseasytomanagewithoutconstantpruningBecausetheyproducelessgreenwastetheycontributelesstolandfillsInaddishytion manydroughtshytolerantplantsespeshyciallyWesternnativesattractbirdsandbutterflieswhichcometodineoninsectpestsortosipnectar

ItrsquospossibletohaveagardenthatrsquosbothwatershyconservingandbeautifulwithplentyoflushfoliageandagenerousdoseofseasonalflowersAllofthegardenspicturedarerichtapestriesofcolorandmotionthankstotheirdiversepalettesofcarefullychosennativesperennialsornashymentalgrassesshrubsorsucculents

Watershywisegardenstakeabitmoreplanningthanordinarylandscapesbutovertimetheyoffersignificantsavingsinlaborcostsmdashandofcoursewater

5greatwatershywisedetails1 BRIGHT COLORS YellowcolumbineredvalerianandlavendercatmintbloomamidaseaofmownbuffalograssinaNewMexicogardenAclusterofaspentreesprovideslightshadeforthecolumbine2 FOLIAGE TEXTURE StrongarchitecturaldetailssetthestageforthisSeattlegardenfilledwithbillowygrassesandperennialsAlongthegravelpathgiantfeathergrass(Stipa gigantea)andmaidengrasscreatecloudsofstrappyfoliagebesidecatnipandSpan-ishlavender3 BOLD SHAPESGoldenbarrelcactusappeartomarchalongthetopofarockwallbetweenfine-texturedpurpleDalea greggii plantsAnAgave weberi addsdramabehindthemwhilebluepaloverdeanddesertiron-woodtreessoftenthehousewalls4 LUSH PLANTINGSInaSanDiegogardenadenseborderonaslopeisfilledwithlargenativebouldersFromthefrontarebrightgreenaeoniumyellowpincushion(Leucospermum)yellowCotula coronopifolia varie- 1gatedFurcraea foetida lsquoMediopictarsquoandared-floweringivygeranium5 TWIST ON TRADITION AsuburbanfrontyardinLongBeachCAplantedwithdarkgreenCarex pansaiswateredonlyonceaweekinsummerandmowedjustfourtimesayear

32

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de

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n w

or

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op

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xo

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olt

5 4Sunset6

1

2 3

Design

PlantsforallclimatesChoose ornamentals that thrive in your region While local nativesarebestsuitedtomostsitesothergoodchoicesincludedroughtshytolerantplantsfromallcornersoftheworldSomeofthemostwatershywiseoptionsarenativetotheSouthwestdesertsOthersarefromthefiveMeditershyraneanclimateregionsmdashCaliforniatheMediterraneanbasinSouthAfricasouthshywesternAustraliaandthecentralcoastofChilemdashwhererainsarespareandsummersarewarmanddry

ManyoftheseplantssharecharacterisshyticsthathelpthemsurviveperiodsofintenseheatandlowrainfallTheymayhavegrayorvelvetyleavesthatreflectheatsucculentleavesstemsandrootsthatstorewaterorneedlelikeleaveswhosesmallsurfacearealimitsthepotenshytialforwaterlossOrtheymaygodormantduringthehottestmonthsoftheyear

WatershywiseplantshavedifferentdegreesofdroughttolerancePlantsthatthriveon30inchesofrainintheNorthwestforinstancewillwitherinaSouthwestgardenwheretheaveragerainfallis10inchesorlessDoyourhomeworkbeforefinalizingplantchoicesthengroupplantsintozonesbytheirwaterneedsPlacethirstier(andoftenshowier)plantsnearshyestthehouseorinotherhighshyvisibilityspotslessthirstyplantsinthebackgroundMakesureyourirrigationplansupportseachzoneindependentlyoftheothers

AvoidthemistakeofthinkingthatsometypesofplantsneverneedwateringAllplantsnativeornotneedregulardeepirrigationsthroughthefirstyeartohelptheirrootsbecomeestablishedSomeneedmoistureintothesecondyearbutbythenmanydofinewithonlyanoccasionaldeepwateringAbitofresearchandconsultingwithyourlocalnurseryorcooperativeextensionservicewillhelpyoufigureouthowmuchwateryourplantsneed

Sunset

7greatwatershywiseplantings1 LOW SPREADING Ceanshyothus griseuslsquoKurtZadnikrsquoisacolorfulgroundcoverthatgrows2to3feettalland6feetwideormoreSpringflowersaredeepblue2 WATER-WISE AND FIRE-WISEInaSanDiegondashareagardenspacesbetweenbouldersarefilledwithadeeppinkrose-scentedgeraniumwhitenutmeg-scentedgeraniumandpurplesweet-peashrub3 wildlife magnet Coneflower(Echinacea)isatoughperennialwithdaisy-likeflowersinpinklavender-purpleyelloworangeandwhiteBeesandbutterflieslovetovisitthebeehive-shapedcentersfornectarfinchesvisitlaterforseeds4 EASY TO GROW Hornedpoppy(Glaucium flavum) producesrosettesofcrin-klygray-greenleavestoppedbyorangetobrightyellowblooms5 BRIGHT BERRIESTall(usuallyto10feet)denseToyonputsonabrightshowinwinterwhenredberriesenveloptheshrub6 BOLD FOLIAGECloudsoflime-coloredflowersonEuphorbia characias wulfeniicontrastwithchocolate-huedAeonium arboreum lsquoZwartkoprsquotocreatedramainaSanClementeCAgarden7 SHAPE AND TEXTURE Mediterranean-climateplantsfillagardenborderinarainshadowalongWashingtonrsquosPugetSoundTheyincludeAster lsquoMoumlnchrsquoandSchizostylis coccinea lsquoOregonSunsetrsquoframedagainstlsquoGoldSwordrsquoNewZealandflaxBehindistallairyVerbena bonariensis

6clo

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om

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EasyWater-WiseGardening 9

4

578

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

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Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

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7

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EasyWater-WiseGardening 13

4

5

3

1

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CK

WIS

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RO

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Pla

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att

Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

CK

WIS

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RO

M T

OP

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FT G

EO

RG

E O

LSO

N T

HO

MA

S J

STO

RY

EM

AH

AR

T (2

)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

OM

LE

FT S

tev

en

A g

un

the

r T

ho

ma

s J

Sto

ry

needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

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systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

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TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

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10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

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hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

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PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

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Page 3: Sunset Magazine's "Easy Water-Wise Gardening"

Design Elementsofalow-waterlandscapeA dry garden can be as inviting as any other Drought is a fact of lifeintheWestItrsquospartofthenaturalweathercycleThatswhywaterconservationshouldbeapartofeveryWesternerrsquoslifestyleHappilyawellshydesignedwatershywiselandscapecanbelushandcolorfulandwillmakeyourhomeabeautifulandinvitingplace

StartbyleavingmoreareasunplantedthanyouwouldifyoulivedinawetterclimatemdashabigwatersavingsrightoffthetopMakethepathsgenerousandputgravelunderseatingareasinsteadofplantingagroundcoverUsedecomposedgraniteinplaceofthirstylawngrassThenplanttheremainingspaceswithornamenshytalsthatareadaptedtoaridclimatesFinallytohighlightwaterrsquosreveredstatusintheunthirstygardenaddafewtracesofitsomerealsomeillusoryafountainthatbarelytricklesadrystreambedthatawaitsthenextdownpouroralovelyurn

8WatershysavingbasicsFollow these guidelines for a water-efficient garden 1 IMPROVE THE SOIL Routinelycultivatethesoilinyourvegetableandannualbedsincorporat-ingorganicmattersuchascompostDoingsoimprovesthesoilrsquosabilitytoretainmoistureMostlandscapeplants(treesshrubsandnativeplantsespecially)establishfasterwhenplantedinnativesoilswithouttheadditionofamendmentsIfyoursoilissandyorrockyyoumayneedtoaddcompost2 plant in the right place Locateunthirstyplantswheretheyrsquollgetthesun(orshade)expo-sureandsoildrainagetheyneedGroupplantsthathavesimilarwaterneedssononegetstoolittleortoomuchwater3 Shrink the lawn MostlawngrassesneedenormousamountsofwatertostaygreenandlushReduceyourlawnrsquossizeormdashunlessyouneeditforkidstoplayonmdasheliminateitaltogether4 CONTROL WEEDS ThesegardenintrudersstealwaterneededbydesirableplantsRegu-larlyhoeorpullthemoutwhentheyrsquoreyoungoruselandscapefabricsandmulchestodiscouragegrowth

5 Upgrade your irrigation system Addelementssuchassmartcontrollersconnectedtoweatherstationsandnewhighlyefficientsprinklersordripemitterstomakeprecisionwater-ingmucheasier(Seepages16ndash21)6 WATER DEEPLYIrrigateestablishedplantsthor-oughlybutinfrequentlytoencouragerootstogrowdownwardtheywillbebufferedfromthewet-drycycletypicaloftheuppersoilareaandmaytapintogroundwater7 IRRIGATE EFFI CIENTLYMakesureyourwateringpracticesanddevicesareasefficientaspossibleWaterplantsonlywhenneedednotbythecalendarorclockWateratnightwhenevaporationismuchlowerandtheairgener-allycalmerTightenfaucetssotheydonrsquotleakAvoidrunoffandwastefuloverspray8 MULCHCoverbaregroundaroundeachplantwitha3-inchlayerofmulchtohelpconservesoilmoisturesuppressweedsandkeepthesoilcoolerrenewannuallyOrganictypessuchasbarkchipsshreddedbarkorcompostimprovethesoilastheybreakdownandencouragebeneficialmicrobes(Seepages26ndash27)

PermeablepavingStripsofelfinthymeandArmeria maritima dissecttheflagstonepavingleadingtothefrontdoorsoakinguprainfallanddirectingexcesstotheyardoneitherside

NolawnUsingatapestryofgroundcoversinsteadofthirstyturftolandscapethefrontyardsavespreciouswaterdesignJeffreyGordonSmithLandscapeArchitectureLosOsosCA ( jgsdesignscom)

DripirrigationLow-flowirrigationisthemostefficientwaytowaterplantsmdashtherersquosnorunofforevaporationItrsquosalsothehealthiestsystemforplantsbecausethewaterpenetratesdeeplyintothesoilencouragingplantrootstodothesame

XericplantsNativeandMediterraneanplantssuchasthemanzanitayarrowEuphorbiaandKniphofia picturedarewelladaptedtotheWestTheyrequirelittlewaterandmaintenanceandtheirblue-greengray-greenfoliagelooksrightinourlight

MulchAthicklayerofmulchhelpspreservesoilmoistureButitcanalsoenhancedesigncreatingnegativespacethatmakesplantgroupingsorindividualspecimensstandout

Ste

ve

n A

Gu

nth

er

4 Sunset EasyWater-WiseGardening 5

EasyWater-WiseGardening 7

Design

LowwaterhighstyleCombine flowering and foliage plants for a colorful allshyseason garden Water-thrifty gardensdeliveralltheboldformsandcolorsoftraditionallandshyscapesbutwithminimalresourcesandalotlesseffortAswithanygardentheyincorporatealltheelementsnecessaryforoutdoorlivingandentertainingPathsandpatiostogivethegardenformanddirecshytionArborsandtrellisestohelpdividethegardenintoroomsandtocreateshadeBenchesandoutdoorfurnishingsforcomfortButthatrsquoswherethesimilaritytoconventionallandscapesends

ThegardenspicturedherearedesignedtothriveonlittlemorethanrainfallbuttheyoffermanyotheradvantagesbeyondconservingmoistureDroughtshytolerantplantsdonrsquotrequiremuchifanyfertilizersotheytendtogrowataratethatrsquoseasytomanagewithoutconstantpruningBecausetheyproducelessgreenwastetheycontributelesstolandfillsInaddishytion manydroughtshytolerantplantsespeshyciallyWesternnativesattractbirdsandbutterflieswhichcometodineoninsectpestsortosipnectar

ItrsquospossibletohaveagardenthatrsquosbothwatershyconservingandbeautifulwithplentyoflushfoliageandagenerousdoseofseasonalflowersAllofthegardenspicturedarerichtapestriesofcolorandmotionthankstotheirdiversepalettesofcarefullychosennativesperennialsornashymentalgrassesshrubsorsucculents

Watershywisegardenstakeabitmoreplanningthanordinarylandscapesbutovertimetheyoffersignificantsavingsinlaborcostsmdashandofcoursewater

5greatwatershywisedetails1 BRIGHT COLORS YellowcolumbineredvalerianandlavendercatmintbloomamidaseaofmownbuffalograssinaNewMexicogardenAclusterofaspentreesprovideslightshadeforthecolumbine2 FOLIAGE TEXTURE StrongarchitecturaldetailssetthestageforthisSeattlegardenfilledwithbillowygrassesandperennialsAlongthegravelpathgiantfeathergrass(Stipa gigantea)andmaidengrasscreatecloudsofstrappyfoliagebesidecatnipandSpan-ishlavender3 BOLD SHAPESGoldenbarrelcactusappeartomarchalongthetopofarockwallbetweenfine-texturedpurpleDalea greggii plantsAnAgave weberi addsdramabehindthemwhilebluepaloverdeanddesertiron-woodtreessoftenthehousewalls4 LUSH PLANTINGSInaSanDiegogardenadenseborderonaslopeisfilledwithlargenativebouldersFromthefrontarebrightgreenaeoniumyellowpincushion(Leucospermum)yellowCotula coronopifolia varie- 1gatedFurcraea foetida lsquoMediopictarsquoandared-floweringivygeranium5 TWIST ON TRADITION AsuburbanfrontyardinLongBeachCAplantedwithdarkgreenCarex pansaiswateredonlyonceaweekinsummerandmowedjustfourtimesayear

32

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ck

wis

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om

to

p l

eft

sa

xo

n h

olt

an

dr

ew d

ra

ke

da

h

or

ch

ner

de

sig

n w

or

ksh

op

bo

b w

iga

nd

sa

xo

n h

olt

5 4Sunset6

1

2 3

Design

PlantsforallclimatesChoose ornamentals that thrive in your region While local nativesarebestsuitedtomostsitesothergoodchoicesincludedroughtshytolerantplantsfromallcornersoftheworldSomeofthemostwatershywiseoptionsarenativetotheSouthwestdesertsOthersarefromthefiveMeditershyraneanclimateregionsmdashCaliforniatheMediterraneanbasinSouthAfricasouthshywesternAustraliaandthecentralcoastofChilemdashwhererainsarespareandsummersarewarmanddry

ManyoftheseplantssharecharacterisshyticsthathelpthemsurviveperiodsofintenseheatandlowrainfallTheymayhavegrayorvelvetyleavesthatreflectheatsucculentleavesstemsandrootsthatstorewaterorneedlelikeleaveswhosesmallsurfacearealimitsthepotenshytialforwaterlossOrtheymaygodormantduringthehottestmonthsoftheyear

WatershywiseplantshavedifferentdegreesofdroughttolerancePlantsthatthriveon30inchesofrainintheNorthwestforinstancewillwitherinaSouthwestgardenwheretheaveragerainfallis10inchesorlessDoyourhomeworkbeforefinalizingplantchoicesthengroupplantsintozonesbytheirwaterneedsPlacethirstier(andoftenshowier)plantsnearshyestthehouseorinotherhighshyvisibilityspotslessthirstyplantsinthebackgroundMakesureyourirrigationplansupportseachzoneindependentlyoftheothers

AvoidthemistakeofthinkingthatsometypesofplantsneverneedwateringAllplantsnativeornotneedregulardeepirrigationsthroughthefirstyeartohelptheirrootsbecomeestablishedSomeneedmoistureintothesecondyearbutbythenmanydofinewithonlyanoccasionaldeepwateringAbitofresearchandconsultingwithyourlocalnurseryorcooperativeextensionservicewillhelpyoufigureouthowmuchwateryourplantsneed

Sunset

7greatwatershywiseplantings1 LOW SPREADING Ceanshyothus griseuslsquoKurtZadnikrsquoisacolorfulgroundcoverthatgrows2to3feettalland6feetwideormoreSpringflowersaredeepblue2 WATER-WISE AND FIRE-WISEInaSanDiegondashareagardenspacesbetweenbouldersarefilledwithadeeppinkrose-scentedgeraniumwhitenutmeg-scentedgeraniumandpurplesweet-peashrub3 wildlife magnet Coneflower(Echinacea)isatoughperennialwithdaisy-likeflowersinpinklavender-purpleyelloworangeandwhiteBeesandbutterflieslovetovisitthebeehive-shapedcentersfornectarfinchesvisitlaterforseeds4 EASY TO GROW Hornedpoppy(Glaucium flavum) producesrosettesofcrin-klygray-greenleavestoppedbyorangetobrightyellowblooms5 BRIGHT BERRIESTall(usuallyto10feet)denseToyonputsonabrightshowinwinterwhenredberriesenveloptheshrub6 BOLD FOLIAGECloudsoflime-coloredflowersonEuphorbia characias wulfeniicontrastwithchocolate-huedAeonium arboreum lsquoZwartkoprsquotocreatedramainaSanClementeCAgarden7 SHAPE AND TEXTURE Mediterranean-climateplantsfillagardenborderinarainshadowalongWashingtonrsquosPugetSoundTheyincludeAster lsquoMoumlnchrsquoandSchizostylis coccinea lsquoOregonSunsetrsquoframedagainstlsquoGoldSwordrsquoNewZealandflaxBehindistallairyVerbena bonariensis

6clo

ck

wis

e fr

om

to

p l

eft

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b w

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nd

(2

) S

tev

en A

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un

ther

bo

b w

iga

nd

(3

) j

im m

cc

au

sla

nd

EasyWater-WiseGardening 9

4

578

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

op

po

site

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wis

e f

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(3

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Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

1

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EasyWater-WiseGardening 13

4

5

3

1

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WIS

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Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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WIS

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RO

M T

OP

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FT G

EO

RG

E O

LSO

N T

HO

MA

S J

STO

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EM

AH

AR

T (2

)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

OM

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Ill

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

D

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(4

)

Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

m l

eft

No

rm

an

A P

late

Ste

ve

n A

Gu

nth

er

Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

m L

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Ro

b D

Br

od

ma

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Sp

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oy

AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 4: Sunset Magazine's "Easy Water-Wise Gardening"

EasyWater-WiseGardening 7

Design

LowwaterhighstyleCombine flowering and foliage plants for a colorful allshyseason garden Water-thrifty gardensdeliveralltheboldformsandcolorsoftraditionallandshyscapesbutwithminimalresourcesandalotlesseffortAswithanygardentheyincorporatealltheelementsnecessaryforoutdoorlivingandentertainingPathsandpatiostogivethegardenformanddirecshytionArborsandtrellisestohelpdividethegardenintoroomsandtocreateshadeBenchesandoutdoorfurnishingsforcomfortButthatrsquoswherethesimilaritytoconventionallandscapesends

ThegardenspicturedherearedesignedtothriveonlittlemorethanrainfallbuttheyoffermanyotheradvantagesbeyondconservingmoistureDroughtshytolerantplantsdonrsquotrequiremuchifanyfertilizersotheytendtogrowataratethatrsquoseasytomanagewithoutconstantpruningBecausetheyproducelessgreenwastetheycontributelesstolandfillsInaddishytion manydroughtshytolerantplantsespeshyciallyWesternnativesattractbirdsandbutterflieswhichcometodineoninsectpestsortosipnectar

ItrsquospossibletohaveagardenthatrsquosbothwatershyconservingandbeautifulwithplentyoflushfoliageandagenerousdoseofseasonalflowersAllofthegardenspicturedarerichtapestriesofcolorandmotionthankstotheirdiversepalettesofcarefullychosennativesperennialsornashymentalgrassesshrubsorsucculents

Watershywisegardenstakeabitmoreplanningthanordinarylandscapesbutovertimetheyoffersignificantsavingsinlaborcostsmdashandofcoursewater

5greatwatershywisedetails1 BRIGHT COLORS YellowcolumbineredvalerianandlavendercatmintbloomamidaseaofmownbuffalograssinaNewMexicogardenAclusterofaspentreesprovideslightshadeforthecolumbine2 FOLIAGE TEXTURE StrongarchitecturaldetailssetthestageforthisSeattlegardenfilledwithbillowygrassesandperennialsAlongthegravelpathgiantfeathergrass(Stipa gigantea)andmaidengrasscreatecloudsofstrappyfoliagebesidecatnipandSpan-ishlavender3 BOLD SHAPESGoldenbarrelcactusappeartomarchalongthetopofarockwallbetweenfine-texturedpurpleDalea greggii plantsAnAgave weberi addsdramabehindthemwhilebluepaloverdeanddesertiron-woodtreessoftenthehousewalls4 LUSH PLANTINGSInaSanDiegogardenadenseborderonaslopeisfilledwithlargenativebouldersFromthefrontarebrightgreenaeoniumyellowpincushion(Leucospermum)yellowCotula coronopifolia varie- 1gatedFurcraea foetida lsquoMediopictarsquoandared-floweringivygeranium5 TWIST ON TRADITION AsuburbanfrontyardinLongBeachCAplantedwithdarkgreenCarex pansaiswateredonlyonceaweekinsummerandmowedjustfourtimesayear

32

clo

ck

wis

e fr

om

to

p l

eft

sa

xo

n h

olt

an

dr

ew d

ra

ke

da

h

or

ch

ner

de

sig

n w

or

ksh

op

bo

b w

iga

nd

sa

xo

n h

olt

5 4Sunset6

1

2 3

Design

PlantsforallclimatesChoose ornamentals that thrive in your region While local nativesarebestsuitedtomostsitesothergoodchoicesincludedroughtshytolerantplantsfromallcornersoftheworldSomeofthemostwatershywiseoptionsarenativetotheSouthwestdesertsOthersarefromthefiveMeditershyraneanclimateregionsmdashCaliforniatheMediterraneanbasinSouthAfricasouthshywesternAustraliaandthecentralcoastofChilemdashwhererainsarespareandsummersarewarmanddry

ManyoftheseplantssharecharacterisshyticsthathelpthemsurviveperiodsofintenseheatandlowrainfallTheymayhavegrayorvelvetyleavesthatreflectheatsucculentleavesstemsandrootsthatstorewaterorneedlelikeleaveswhosesmallsurfacearealimitsthepotenshytialforwaterlossOrtheymaygodormantduringthehottestmonthsoftheyear

WatershywiseplantshavedifferentdegreesofdroughttolerancePlantsthatthriveon30inchesofrainintheNorthwestforinstancewillwitherinaSouthwestgardenwheretheaveragerainfallis10inchesorlessDoyourhomeworkbeforefinalizingplantchoicesthengroupplantsintozonesbytheirwaterneedsPlacethirstier(andoftenshowier)plantsnearshyestthehouseorinotherhighshyvisibilityspotslessthirstyplantsinthebackgroundMakesureyourirrigationplansupportseachzoneindependentlyoftheothers

AvoidthemistakeofthinkingthatsometypesofplantsneverneedwateringAllplantsnativeornotneedregulardeepirrigationsthroughthefirstyeartohelptheirrootsbecomeestablishedSomeneedmoistureintothesecondyearbutbythenmanydofinewithonlyanoccasionaldeepwateringAbitofresearchandconsultingwithyourlocalnurseryorcooperativeextensionservicewillhelpyoufigureouthowmuchwateryourplantsneed

Sunset

7greatwatershywiseplantings1 LOW SPREADING Ceanshyothus griseuslsquoKurtZadnikrsquoisacolorfulgroundcoverthatgrows2to3feettalland6feetwideormoreSpringflowersaredeepblue2 WATER-WISE AND FIRE-WISEInaSanDiegondashareagardenspacesbetweenbouldersarefilledwithadeeppinkrose-scentedgeraniumwhitenutmeg-scentedgeraniumandpurplesweet-peashrub3 wildlife magnet Coneflower(Echinacea)isatoughperennialwithdaisy-likeflowersinpinklavender-purpleyelloworangeandwhiteBeesandbutterflieslovetovisitthebeehive-shapedcentersfornectarfinchesvisitlaterforseeds4 EASY TO GROW Hornedpoppy(Glaucium flavum) producesrosettesofcrin-klygray-greenleavestoppedbyorangetobrightyellowblooms5 BRIGHT BERRIESTall(usuallyto10feet)denseToyonputsonabrightshowinwinterwhenredberriesenveloptheshrub6 BOLD FOLIAGECloudsoflime-coloredflowersonEuphorbia characias wulfeniicontrastwithchocolate-huedAeonium arboreum lsquoZwartkoprsquotocreatedramainaSanClementeCAgarden7 SHAPE AND TEXTURE Mediterranean-climateplantsfillagardenborderinarainshadowalongWashingtonrsquosPugetSoundTheyincludeAster lsquoMoumlnchrsquoandSchizostylis coccinea lsquoOregonSunsetrsquoframedagainstlsquoGoldSwordrsquoNewZealandflaxBehindistallairyVerbena bonariensis

6clo

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wis

e fr

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to

p l

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b w

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nd

(2

) S

tev

en A

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un

ther

bo

b w

iga

nd

(3

) j

im m

cc

au

sla

nd

EasyWater-WiseGardening 9

4

578

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

op

po

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(3

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2)

E f

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Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

1

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EasyWater-WiseGardening 13

4

5

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CLO

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WIS

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RO

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Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

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IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

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r t

oy

AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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ck

wis

e f

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m F

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le

ft C

am

ille

No

rd

gr

en

(2

) R

ob

d B

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dm

an

Jim

Mc

Ca

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an

d (

2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 5: Sunset Magazine's "Easy Water-Wise Gardening"

1

2 3

Design

PlantsforallclimatesChoose ornamentals that thrive in your region While local nativesarebestsuitedtomostsitesothergoodchoicesincludedroughtshytolerantplantsfromallcornersoftheworldSomeofthemostwatershywiseoptionsarenativetotheSouthwestdesertsOthersarefromthefiveMeditershyraneanclimateregionsmdashCaliforniatheMediterraneanbasinSouthAfricasouthshywesternAustraliaandthecentralcoastofChilemdashwhererainsarespareandsummersarewarmanddry

ManyoftheseplantssharecharacterisshyticsthathelpthemsurviveperiodsofintenseheatandlowrainfallTheymayhavegrayorvelvetyleavesthatreflectheatsucculentleavesstemsandrootsthatstorewaterorneedlelikeleaveswhosesmallsurfacearealimitsthepotenshytialforwaterlossOrtheymaygodormantduringthehottestmonthsoftheyear

WatershywiseplantshavedifferentdegreesofdroughttolerancePlantsthatthriveon30inchesofrainintheNorthwestforinstancewillwitherinaSouthwestgardenwheretheaveragerainfallis10inchesorlessDoyourhomeworkbeforefinalizingplantchoicesthengroupplantsintozonesbytheirwaterneedsPlacethirstier(andoftenshowier)plantsnearshyestthehouseorinotherhighshyvisibilityspotslessthirstyplantsinthebackgroundMakesureyourirrigationplansupportseachzoneindependentlyoftheothers

AvoidthemistakeofthinkingthatsometypesofplantsneverneedwateringAllplantsnativeornotneedregulardeepirrigationsthroughthefirstyeartohelptheirrootsbecomeestablishedSomeneedmoistureintothesecondyearbutbythenmanydofinewithonlyanoccasionaldeepwateringAbitofresearchandconsultingwithyourlocalnurseryorcooperativeextensionservicewillhelpyoufigureouthowmuchwateryourplantsneed

Sunset

7greatwatershywiseplantings1 LOW SPREADING Ceanshyothus griseuslsquoKurtZadnikrsquoisacolorfulgroundcoverthatgrows2to3feettalland6feetwideormoreSpringflowersaredeepblue2 WATER-WISE AND FIRE-WISEInaSanDiegondashareagardenspacesbetweenbouldersarefilledwithadeeppinkrose-scentedgeraniumwhitenutmeg-scentedgeraniumandpurplesweet-peashrub3 wildlife magnet Coneflower(Echinacea)isatoughperennialwithdaisy-likeflowersinpinklavender-purpleyelloworangeandwhiteBeesandbutterflieslovetovisitthebeehive-shapedcentersfornectarfinchesvisitlaterforseeds4 EASY TO GROW Hornedpoppy(Glaucium flavum) producesrosettesofcrin-klygray-greenleavestoppedbyorangetobrightyellowblooms5 BRIGHT BERRIESTall(usuallyto10feet)denseToyonputsonabrightshowinwinterwhenredberriesenveloptheshrub6 BOLD FOLIAGECloudsoflime-coloredflowersonEuphorbia characias wulfeniicontrastwithchocolate-huedAeonium arboreum lsquoZwartkoprsquotocreatedramainaSanClementeCAgarden7 SHAPE AND TEXTURE Mediterranean-climateplantsfillagardenborderinarainshadowalongWashingtonrsquosPugetSoundTheyincludeAster lsquoMoumlnchrsquoandSchizostylis coccinea lsquoOregonSunsetrsquoframedagainstlsquoGoldSwordrsquoNewZealandflaxBehindistallairyVerbena bonariensis

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e fr

om

to

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b w

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(2

) S

tev

en A

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un

ther

bo

b w

iga

nd

(3

) j

im m

cc

au

sla

nd

EasyWater-WiseGardening 9

4

578

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

op

po

site

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ck

wis

e f

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ft d

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id c

ava

gn

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o t

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(3

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en

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ire

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n a

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2)

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ust

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2)

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Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

1

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EasyWater-WiseGardening 13

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5

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CLO

CK

WIS

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RO

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FT T

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Sto

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att

Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

m L

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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ck

wis

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ille

No

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(2

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2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

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W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 6: Sunset Magazine's "Easy Water-Wise Gardening"

Design

Low-waterplantingplansBrighten a garden bed with herbs for your kitchen or berries and flowers for birds The best plants forlowshywatergardensnotonlyenliventhelandscapeandthriveonlittlewateronceestablishedtheyhaveotherbenefitsaswellWoodyperennialherbssuchasrosemarysageandthymemdashallnativetotheMediterranean

Chives

CommonsageCatmint

Lemonthyme

Pocketshysizeherbsamplerregionmdashproduceleavesthatcanbeused Just48squarefeetisspaceenoughforadiverseassortmentoffreshordriedtoflavormeatsoupsand scentedherbsplusacompatiblefragrantroseSevenoftheninestewsInbedsandborderstheycombine herbshaveculinaryusesmakingthisplantingespeciallyappealshywellwithbloomingperennialssuchas ingtocooks(particularlyifitrsquoslocatednearakitchendoor)Theblueshyfloweredcatmintandsunnyyellow twononculinarychoicesmdashlavendercottonandcatmintmdashaddtopatioroses theplotrsquosbeautywiththeirsofttexturesandequallysoftgrayshy

Unthirstyshrubsandperennialsthat greentograyshywhiteleafcolorInfactmuchofthisgardenrsquospumpoutflowersberriesorseedsinvite charmderivesfromitsvariedfoliagecolorsandtexturesconspicshyallkindsofbirdstoyourgardenbringingit uousflowersappearchieflyonthechivescatmintlavenderalivewithbeautyandmotion(Birdsalso cottonrosemaryandrosefeastonpestinsects)

YoucanreshycreateoneoftheborderspicturedatrightinyourowngardenThebesttimetoplantisearlyfallbeforerainscome(theyrsquollhelpirrigatethenewtransshyplantsforfree)LocatebothbedsinfullsunThebrightherbsamplerisdesignedtofitasmall(8shyby6shyfoot)spaceThebirdscapeisbackedwiththreebillowyshrubsthatneedmoreroomtosprawl

ThetotalnumberofeachplantneededisindicatedaftereachplantintheldquoPlantListsrdquofarright

Blanketflower Black-eyedSusan

Fountaingrass Firethorn

WesternbirdscapeThissmallplantingdesignissuitedtomildshywinterareasofCalishyforniaandtheSouthwestdesertsThoughitlackstreesandawateringholeitoffersmostoftheinducementsthatbirdscraveberriesseedsandshelterTheirresistibleluremdashaslegionsofgardenershavecometoknowmdashistheyearlycropoffirethornberriesbutthegardenrsquosfeatheredpatronswillalsofeastonthefruitsoflantanaheavenlybamboocotoneasterandElaeagnus SeedshyeaterswillappreciatethebountyofcoreopsisblanketflowerblackshyeyedSusanandfountaingrassTheshrubsallaffordampleshelter

10 Sunset

op

po

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e f

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(2

) e

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2)

E f

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Plantingarea8x6

PlantlistA Chives(Allium F Rose(lsquoSunspritersquo)1schoenoprasum)3 G Rosemary(RosmarishyB Frenchtarragon nus officinalis)1(Artemisia H Commonsagedracunculus)4 (Salvia officinalis C Catmint(Nepeta x lsquoIcterinarsquo)1faassenii)3 I LavendercottonD Sweetmarjoram (Santolina chamaecypashy(Origanum majorana rissuslsquoNanarsquo)3Majorana hortensis)1 J LemonthymeE Oregano(Origanum (Thymus x citriodorus)vulgare)2 lsquoAureusrsquo1

c b a

h f g

f

e i d

g c

Plantingarea25x18

PlantlistA Elaeagnus x F Black-eyedSusanebbingei1 (Rudbeckia fulgida sullishyB Firethorn(Pyracanshy vantii lsquoGoldsturmrsquo)11tha coccinealsquoKasanrsquo1 G FountaingrassC Lantana (Pennisetum lsquoRadiationrsquo3+ setaceum) 6D Heavenly H Blanketflowerbamboo (Nandina (Gaillardia x grandishydomestica) 2 flora)5E Willowleafcoto- I Coreopsis grandiflora neaster(Cotoneaster lsquoSunburstrsquo4salicifoliuslsquoEmeraldCarpetrsquo)2+

EasyWater-WiseGardening 11

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

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EasyWater-WiseGardening 13

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5

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Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

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eft

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

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Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

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PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

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Page 7: Sunset Magazine's "Easy Water-Wise Gardening"

andbarrelcactusthriveintheflankinggravelpatches7 Pocket patio A7-footcircleofbrickssetintoabaseofcompactedsandiseasytomoveandadaptfordifferentpurposes

Design

PermeablesurfacesLet rainfall percolate down to plant roots Paths and patiosthatarepavedwithgraveldecomposedgranitespacedflagshystonesorporousconcretearethebestchoicesforwatershyconservinggardensPermeablepavingmaterialsaddbeautyandstructuretothegardenandofcourserequirenoirrigationthemselvesMoreshyovertheyallowrainwaterandirrigationtopassthroughthemandintothesoilpreventingrunoffthatcanclogstormdrainsandpollutenearbylakesstreamsandcoastalwaters

IfyoursquoreconsideringgravelvisityourlocallandscapesupplyyardtoexperiencethelookandfeelofdifferenttypesGravelreferstorocksranginginsizefrom18inchto112inchesItcomesintwoformsManmadecrushedrockhassharpirregushylaredgesnatureshymaderiverrock(alsoknownasnaturalpebbles)isroundedThinkaboutwhereitwillbeusedForhighshytrafficareassuchaspathsandpatiosusemanmadecrushedrockBecausethepiecesbindtogetherwelltheycreateamorestablesurfaceforwalkshyingThemostcommonsizeis38inchanallshypurposegravelthatrsquosalsogoodasamulcharoundplantingsForasoftersurfaceunderbarefeetuse14shyinchorfinernaturalpebblesForlowshytrafficareasriverrockisanattractivechoicebutthelargersmootherpiecesarelessstableunderfootthancrushedrock

YoucangreenupsurfacescoveredwithstoneorcobblesbyplantingmatshyforminggroundcoversbetweenthepaversGoodchoicesforthisuseincludecreepingthyme(shownatfarupperright)Dymondia margaretaewhichformsatightmatofnarrowgrayshygreenleavesandtinyyellowflowersinsummerandsnowshyinshysummer(Cerastium tomentosum)adensetuftymatofsilverygrayfoliagewithsmallwhiteflowersinearlysummer

12 Sunset

7waystouseporouspaving1 golden gravelInthisLosAngelesgardenabaseofwarm-toned34-inchgravelmakesaboldvisualdistinctionfromsurroundinggreen-eryincludingdrought-tolerantblue Senecio mandraliscae 2 shale and pavers FracturedshalefillsgapsbetweenconcretepaversinagardeninAlamoCAyarrowandgrassessoftenpathrsquosedges3 classic filler Drought-tolerantcreep-ingthymegrows3inchestallandrootsasitspreadstofillspacesbetweenflagstonepavers4 woodsy pathSpacedconcreteldquostonesrdquocurvethroughagardeninGigHarborWA5 fit for a fireside lsquoPaprikarsquoyarrowandlsquoWalkerrsquosLowrsquocatmintedgeasecludedgravelseatingareainCalifor-niarsquoswinecountry6 paired materials Edgedwithpaleflag-stoneahalf-inchofdecomposedgraniteoveracompactedbaseformsawell-drainingsurfaceinthisgardeninRanchoMirageCAPaloverdeagavesopuntiacactus

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EasyWater-WiseGardening 13

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Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

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EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

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IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

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Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

OM

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FT S

tev

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un

the

r T

ho

ma

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Sto

ry

needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Ill

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ik s

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ulz

Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

D

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rig

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ry

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Jim

McC

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Sto

ry

No

rm

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(4

)

Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

m l

eft

No

rm

an

A P

late

Ste

ve

n A

Gu

nth

er

Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

m L

eft

Ro

b D

Br

od

ma

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Sp

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oy

AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

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CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

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hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

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Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

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Page 8: Sunset Magazine's "Easy Water-Wise Gardening"

1

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Irrigation Efficientwatering101Learn about your soil watch your plants and get the right tools When determininghowyoushouldwaterfirstconsideryourplantsBecauseplantswithdeeperrootsarebetterabletowithstandperiodsofdroughtyourgoalshouldbetoapplyenoughwatertowettheentirerootzoneandtoencouragedeeprootingShallowwateringleadstoshallowrootsandplantsthatareverysusceptibletodroughtandfluctuatingtemperaturesYoushouldalsoavoidapplyingsomuchwaterthatitpenetratesdeeperthanrootsactuallygrowThatwateriswasted

WateringchecklistHydrozoningOrganizeyourlandscapeintoldquohydrozonesrdquomdashgroupsofplantswithsimilarwatersoilandexposureneedsBydoingsoitrsquospossibletoapplywaterveryefficientlyandallocatemorewatertothirstyplantsandlesstounthirstyonesForexampleyoushouldseparatelowshywateruserswhichthriveonrainfallaloneorwithminimalsupplementalwater(suchasnativeplantsoronessimilarlyadaptedtodrought)fromhighshywaterusers(suchaslawnsannualflowersandvegetablegardens)AsmuchaspossiblemaximizetheamountofgardenspacededicatedtolowshywaterusersObserveyourplantsGettoknowthesignsofmoisturestresssuchasdroopyoffshycoloredfoliageKnowyoursoilExamineitfrequentlymakingsureitisnottoowetortoodrybetweenwateringsIfnecessaryaddorganicmattertonewplantingareastoimprovesoiltextureortoholdmoisturebetterWaterdeeplythenletthesoilpartiallydrybeforewateringagainIrrigatelongenoughtowettheentirerootzoneTodeterminehowdeepthewateris

14 Sunset

2 3manualwateringdevicesHand watering can be very efficient You can pinpoint individual plants and vary watering times based on plant needs and weather The right devices make it easier

1 Portable sprinklers 2 Soaker hoses Flathoses 3 Hose-end nozzles Theyfeaturedifferentspray perforatedononesideor Nozzlesturnwaterflowintoamethodsoscillatingrotating porousldquooozerdquotypesworkbest varietyofspraysfromstrongimpulseortravelingChoosea onlevelgroundRunthem jettogentlemistThosewithheavy-weightmodelwitha alongrowsofvegetables longhandlesareespeciallypatternthatmatchesthe flowersorhedgesspiral helpfulforwateringhangingshapeoftheareatobewatered aroundtreesoruseto baskets(Ifthenozzledoesnrsquotandthatapplieswaterevenly moistenbedsofseedlings alreadyhaveashutoffvalveovertheentirearea youcanconnectonebetween

itandthehose)

1

penetratingpushastiffmetalrodintothesoilafterwateringItwillmoveeasilythroughwetsoilbutwillstoporbehardertopushwhenithitsdrysoilBeforewatershyingagainletthetopfewinchesofsoildryoutdependingonthesizeoftheplantAvoidrunoffDonrsquotapplywaterfasterthanthesoilcanabsorbitDirectwatertoplantrootsbybuildingbasinsorfurrowsofsoilaroundplantsUseterracesorbasinstoavoidrunoffonslopesPulseshyirrigateplantsinclaysoiloronslopesApply

wateruntilpuddlesappearstopuntilthewaterisabsorbedthenrepeatthecycleuntilwaterpenetratestothedesireddepthUsedriporlowshyvolumeirrigation(seepages18ndash21)AdjustwateringscheduleswiththeweatherandseasonsWaterlessoftenincoolweathermorefrequentlyduringhotweatherIrrigateearlyinthemorningwhenwindsarecalmandevaporationislow(SeeldquoHowseasonaffectswateringrdquopage25)

HowtochoosetherighthoseAcheaphosepronetokinksandcracksmakesgardeningachoreItpaystoinvestinqualitynHosesmaybemadeofrubberorvinyloracombinationofthetwoThebestmodelsincor-poratemultiplelayersofreinforcingfabricsuchasnylonorrayonHosecouplingsandswivelsareanotherindicationofqualityThestrongestcouplingsaremadeofbrassmdashthethickerthebettermdashandthebestswivelsarehexagonalforeasygrippingAlsolookforaprotectivecollarjustbelowthecouplingitrsquosdesignedtopreventthehosefromkinkingatthefaucetnGardenhosesvaryinlength(2550and100feet)anddiameter(1258 and 34 inch)A12-inchhosecandeliveraboutathirdasmuchwaterasa34-inchhoseIfyouhavelowwaterpressureorifyoumustrunyourhoseuphillbuytheshortestlargest-diameterhosethatrsquospracticalforyoursituation

useahoseinfurrows1Basins3to6inchesdeepholdwateraroundplantsOnlevelgroundlinkbasinstomakewateringeasier

2Furrows3to8inchesdeephelpahose-endbubblerattachmentirrigatestraightrows

1

2

EasyWater-WiseGardening 15

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

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LENGTHOFTHE

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hellipINTOAPLASTICCATCHBASINAT

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hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

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Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

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31

Page 9: Sunset Magazine's "Easy Water-Wise Gardening"

Irrigation

EfficientwateringwithsprinklersA good choice for overhead irrigation of a large area For large lawnsandsomevegetableandflowerbedsundergroundsprinklersystemsareagoodoptionTooperateproperlytheyneedhighpressure(40psiormoreatthewatersource)YoumaywanttohireaprofessionaltoplanandinstallthesystemwhichentailsmuchphysicallaborHoweversprinklermanushyfacturersprovidegoodinstructionsandmanypeopledecidetodothejobthemselves

DesignyoursystemTodesignanundergroundirrigationsystemfollowthesestepsMakeascaledrawingofyourpropertyIncludeneworexistinglandscapinghardshyscapinglikepathsandpatiosandanyexistingundergroundutilitiesDivideyourpropertyintohydrozones

VisitanirrigationsupplierTaketimetofamiliarizeyourselfwithcomponentslistedandshowninthephotographonthefacingpagePayattentiontosprinkleroutputratesandnozzlespraypatterns

SketchyoursystemStoresornurseriesthatspecializeinirrigashytionsuppliescanhelpyouplananddrawanirrigationsystemoryoumayprefertohaveaprofessionaldothedesignRegardshylessitmakessensetobeinvolvedwiththedesignprocessHerearesomebasictipswhenplanningasystem

LimitheadsUseasfewsprinklersaspossibletoachieveheadshytoshyheadcovershyageSprayfromonesprinklershouldreachtheheadofthenextsprinklerForfullcoverageeachareashouldbecoveredbythreesprinklers

16 Sunset

Sprayoverlap

Sprinkler

SprinklercoverageThisillustrationshowshowtopositionsprin-klerstoensureevencoverageSprinklerheadsinthecornerscastwaterinanarcwhilethecenterheadwatersinacircleDarktintindicateswateroverlap

CLO

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)

IsolatespraysPositionsprinklerstopreventoversprayintoneighboringhydrozonesorpavedareas

SimplifythecoursePlotlayoutofundershygroundpipeswithfewestturns

GroupbyvalvePlotcircuitsmdashagroupofsprinklerscontrolledbythesamevalvemdashtocorrespondtothehydrozonesEveryshythingononecircuit(valve)willbewateredatthesametimeYourwaterpressureandflowratewilldeterminehowmanysprinshyklersyoucanhaveoneachcircuitEachcircuitshouldcomprisethesametypeofsprinklerssprayorrotorDonrsquotmixthetwo

MaintainyoursprinklersystemTomakesureyoursystemoperateseffishycientlyoftenwatchitruntocheckforsignsofleaksmalfunctionsorpoorperformanceAdjustsprinklerswhennecessaryandunclogheadswithaknifeorpieceofwireReplacebrokensprinklersorrisersWatershyfilledvalveboxesorleakshyingsprinklersmaybeasignthatvalvesneedtoberepairedorreplacedWetspotsandaconstantlyrunningwatermeterareothersignsofproblemsInfreezingclimatesinstalladrainvalveatthelowestpointineachcircuitBeforewinterfreezedrainthesystemthroughthedrainvalveandhireaprofessionaltoblowcompressedairthroughthesystemtoclearremainingwater

NozzlespraypatternsForpropercoveragetypicallyyoumustsetsomenozzlestodifferentarcsthanothers

360deg270deg

240deg180deg

120deg90deg

elementsofaHosebibbsprinklersystem

Systemshutoff

Controlvalveand valvebackflowpreventer

Nozzle

Schedule80riser

Pop-upsprinkler Sprinklerhead

CutoffriserPVCslipby

PVCslipbythreadT threadelbow

Swingjoint

PVCpipe

Usetherightcomponents NozzlesThesedetermineasprinklerheadrsquosControl valves Theseincludebackflow(anti- patternofsprayradiusofthrowandamountsiphon)devicestopreventwaterfromflowing ofwaterdeliveredChoosethepatterncarefullyintothehomewatersupply tofittheshapeoftheareaMostsprayheadsTip Valvesareusuallygroupedtogethersothey havenozzlesthatemitwaterproportionatelycaneasilybewiredtoelectroniccontrollers a90degnozzledeliversaquarterofthewateraPipesThesearemadeofrigidwhitepolyvinyl full-circlenozzledeliversVariable-arcnozzleschloride(PVC)Toglueorthreadsectionsofpipe (picturedbelow)canbeadjustedfrom0degto360degtogetheryoursquollneedfittingsthatcomeinvarious ofspraynozzlesarealsoavailableforsmallareasconfigurations(includingTandelbow)andtypes andirregularshapesAllrotorshaveadjustable(slipandthreaded) arcsalthoughhowyoumaketheadjustmentRisersTheseverticalpiecesofpipeconnect variesbymodelandmanufacturersprinklerstoundergroundpipesTheymaybe TipEasy-to-changenozzlesadjustapplication12to18inchestalltoclearshrubs6inchesorless ratesbetweenheadswithdifferentarcsforlawnsprinklersTip Youcanbuyadjustablepolyethylenerisersatthedesiredheightaswellascutofftypesthat Variableshy

arcallowachoiceofheights(AswingjointmakesitnozzleeasytoadjusttheheightandangleofsprinklerAsimpletwist

Sprinkler heads Therearetwobasiccatego-heads)

changestheriessprayandrotary(rotors)Sprayheadsemita spraypatternfixedspraywhereasrotorsmdashbothgear-driven ofavariable-andimpacttypesmdashmoveastheyshootoutsingle arcnozzletoormultiplestreamsofwaterSprayheadsare thedesiredgenerallyforsmallerareasthrowingwaterin segmentofabouta15-footradiusRotorscoveruptoabouta acircle45-footradiusbutneedmorepressuretooperateBecausetheyapplywaterataslowerratethansprayheadsrotorsmustrunforlongerperiodstowetanareabuttheyarelesslikelytocauserunoffTipBothsprayheadsandrotorsareavailableinstationarysprinklersandpop-ups

EasyWater-WiseGardening 17

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

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FT S

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Sto

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needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

fro

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

m L

eft

Ro

b D

Br

od

ma

n E

Sp

en

ce

r t

oy

AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

Clo

ck

wis

e f

ro

m F

ar

le

ft C

am

ille

No

rd

gr

en

(2

) R

ob

d B

ro

dm

an

Jim

Mc

Ca

usl

an

d (

2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 10: Sunset Magazine's "Easy Water-Wise Gardening"

Irrigation

EfficientwateringadripsystemThe wise choice for focused localized irrigation While underground rigid-pipe sprinklersystemsusehighwaterpressureandvolumetodispensewateroveralargeareadriporlowshyvolumeirrigationdeliverswateratlowpressureandvolume(ingallonsperhour)tospecificareasoftenjusttoindividualplantsPenetrationofwaterisslowitsdepthregulatedbythelengthoftimethesystemison

TheresultiswellshywateredplantsusinglesswaterthanwithsprinklersDripemitterswhichreleasewaterdirectlytothesoilwastevirtuallynowaterevenminisprayersandminisprinklerswhichspraywaterintotheairdeliverlesswaterthanordinarysprinklersdoEmittersandminisprinklersareavailableinmanydifferentstylesvaryingprimarilyinoutput(gallonsperhour)orinthecaseofminisprinklersinthesizeandshapeofwateringpattern

AdripshyirrigationsystemcanbeconnectedtoyourmainwaterlineoropershyatedfromahosebibbortheendofahoseItispossibletoconvertanexistingrigidpipesystemtoadripsystem(seepage20)

State-of-the-artirrigationsystemsIrrigationtechnologyisevolvingrapidlymakingwateringeasierandmoreefficientIfyouconsideryourselftechnicallyadeptyoumightwanttoincludesomeofthelatestproductsinyoursystemMostneedtobemonitoredverycarefullytooperateproperlysothereisacommitmentinvolvedbuttheycanbeveryuseful

RainsensorsTheyrsquorehookedintoautoshymaticcontrollerstooverrideirrigationwhensignificantrainfalloccurs

18 Sunset

SubsurfaceirrigationUsinginshylinedripemittersenclosedinblackpolyethylenetubing(alsocalledemitterline)isanalternativewaytowaterlawnsThetubingisburied4to8inchesbelowtheturfandusuallyspaced12to18inchesapartdependingonthesoiltypeWithinthetubingthereareindividualemittersspacedevery12to18inchesOnemanufacshyturerinfusesemitterswithanherbicidetopreventgrassrootsfromgrowingintoandcloggingtheopenings

Tofindoutmoreaboutmoisturesensorsandsubsurfaceirrigationconsultsuppliersthatspecializeinirrigationequipment

IrrigationcontrollerBestfriendorworstenemyWhenconnectedtoawellshydesignedirrigashytionsystemaproperlysetautomaticcontrollercanreducewasteanddoabetterjobofwateringthanmostgardenshyerscanButcontrollersareonlyasgoodasthepeoplewhousethemManyhomeshyownersdonrsquotknowhow(orhaveforgottenhow)tosetthemproperlyordonrsquotmakeadjustmentswiththeseasonsIfthatsoundsfamiliarspendsometimereacshyquaintingyourselfwithyourcontroller

Multipleshyprogramcontrollersprovidethemostefficientwaytoirrigatedifferentareasofthegardenwithdifferingwater FR

OM

LE

FT S

tev

en

A g

un

the

r T

ho

ma

s J

Sto

ry

needsProgramsallowyoutosetwhenthesystemcomeson(sayTuesdaysandFridaysat6am)andhowlongitruns(runtime)MultiplestarttimesallowthewatertobedeliveredinshorterspurtsForexamplethecontrollercanwaterthelawnfor10minutesturnoffthewaterforanhourthenwaterforanother10minutesThispulseshyirrigatingtranslatesintoverylittlewasteduetorunoffWaterbudgetingfeaturesallowyoutostepuporstepdowntheruntimewiththeseasonsorweather

ButitrsquosimportanttogetusedtoreproshygrammingthecontrollertosuitplantsrsquochangingwaterneedsAdjustyourirrigashy

elementsofadripsystem

Controlvalve

Filter

12-inchpolyethylenePop-uptubingmicrospray

Endcap

Emitter

ThislandscapeinEncinitasCAthrivesonrainfallinwinterandspringanall-dripsystemtakesoverinsummerLow-waterplantsincludeAloe arborescens (withorangespires)Aeonium arboreum (withyellowcones)andpurplestatice

tionscheduleatleastmonthlytoreflectchangesinweatheranddaylengthForexamplealawnthatrequireswatering4daysperweekinJulywillgenerallyneedwateringonly3daysperweekinSeptemshyberand1or2daysperweekinOctober

DoingityourselfSomehomeownersprefertoinstallsmalldripsystemsbythemselvesFordetailedinstructionsconsulttheinformationprovidedbysuppliersIfyouinstallasystemyourselfyoursquollneedtocreateascaledrawingofyouryardtocalculateequipmentneedsForanextensivesystemitrsquosbesttohireaprofessional

Hosebibb

Systemshutoffvalve

Pressureregulator

Automaticcontroller

PVCpipe

UsetherightcomponentsControl valvethatrunseachzoneorstationonthesystemBackflow preventer(antisiphondevice)foreachzone(maybepartofthecontrolvalvesetup)Pressure regulatortoreducepressureofincomingwatersosetupwonrsquotblowapartFiltertoremovedirtparticlesfromwaterPVC pipestotransportwatertoyourplantingareasPolyethylene tubing(12inch)andmicrotub-ing(14inch)todeliverwaterfromthemainlinetoemittersFittings(compressionbarbedandlockingtoconnectthecomponents)andendcapsEmitters minisprinklers and ooze tubes toapplywatertoplantsFlush valvetoaidincleaningdirtoutofyoursystem(inareaswithdirtywater)ortodrainwateroutofthesystem(inclimateswithfreezingtemperatures)

EasyWater-WiseGardening 19

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

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Ro

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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No

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2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

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W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

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31

Page 11: Sunset Magazine's "Easy Water-Wise Gardening"

Irrigation

TherightemitterdependsonyourplantsandsoiltypeThe heavier the soil the slower it absorbs water So for heavier soils you should irrigate with lower gallonshypershyhour (gph) emitters Then run the system longer to supply enough water to plants

WHICH EMITTER AND WHERE

One 2-gph next to plant One 1-gph next to plant One 12-gph next to plant

Two or three 2-gph evenly around plant Two or three 1-gph evenly around plant Two or three 12-gph evenly around plant

Three to six 1-gph or two or three 2-gph on J-loop or two lines on opposite sides Two or three 1-gph installed as above Two or three 12-gph installed as above

Four or five 2-gph on J-loop or two lines on opposite sides Four or five 1-gph installed as above Four or five 12-gph installed as above

One 1-gph at rootball

One 12-gph at rootball

Overlappingminispraysorminisprinklers(orfollowdripguidelinesbelowforldquoBedsofflowersorvegetablesrdquo)

Several 2-gph about a foot apart in a row Several 1-gph about 112 feet apart in a row Several 12 -gph about 112 feet apart in a row

One or more 12- or 1-gph

HowwideHorizontalcoverageisaltantbelowwelistthearbydripemitters

soimpor-eacovered

EMITTER FLOW RATE

Sandy Soil

LOAM SOIL

CLAY SOIL

12gph 1sqft 5sqft 11sqft

1gph 5sqft 11sqft 18sqft

2gph 11sqft 18sqft 31sqft

Punchingdripholes

PunchingpointersWhenmakingholesindriptubingforemittersandbarbedfittingsuseapunchdesignedforthatpurposeBesurethetubingisstraightmdashifitistwistedtheemittercouldenduponthetopcausingwatertorunalongthetubinginsteadofdrippingdownontothesoilTheholeshouldbepositionedsothattheemitterwilldriptothesideordownwardHoldthepunchatarightangletothetubingtoensurearoundholethatwillsealtightlyagainsttheemitterrsquosbarbYoumayfindthepiercingprocesseasierifyouslowlytwistthepunchasyoupushitintothetubingOnsomepunchesthetipmaybecomecloggedwithextractedtubingclearitoutbeforepunchingagain

ConvertyoursprinklerstodripIfsomecircuitsofyourconventionalsprinshyklersystemarewateringplantsthatcouldbemoreefficientlyirrigatedwithdripyoucanretrofityoursystembymakinguseoftheexistingundergroundpipes

ThevariousconversionsystemscallforremovingalltheconventionalsprinshyklersonacircuitconnectingdripcomposhynentsatoneormorerisersandcappingallrisersthatarenrsquotusedInmostcasesyoumustaddafilterandpressureregulashytortotheline

MaintainyourdripsystemAsyourgardenmaturesyoursquollneedtoinstallnewemittersandincreasethenumberofemitterswateringyourplantsYoursquollalsoneedtocheckyoursystemoccasionallytolookforcloggedemittersorbrokenlinesHerersquosaseasonshybyshyseasonguidetodripshysystemmaintenance

BeginningoftheseasonnOpentheendcapsorflushvalvenCleanfiltersnRunwaterthroughsystemtoclearreplaceendcapsnAfterthefirstcoupleofusesinspringmakesurewettingpatternisasexpectedIfemitterisnrsquotworkingcleanorreplaceitnInspectlinesforleaksnAdjustautomaticcontrollerifnecessary

PeakseasonnCheckforevidenceofleakssuchaspuddlesorerodedsoilandsecureloosetubing

Emitter

Stake

Hosebibb

Timer

Pressureregulatorandfilter

BranchAnti-linesiphon

device

Mainline

Dripkitsforpots

nReplaceorcleancloggedemittersandminisprinklersnMoveemittersfartherfromplantrsquosbaseastheplantgrowsaddemittersnCleanthefilterasneedednAdjusttimerwiththechangingseasons

WinternIncoldshywinterareasremoveendcapsandcapsonfiltersanddrainlinesnInfreezingweathershutoffpressurizedwaterbringbatteryshyoperatedtimersindoorsdrainvalveassemblies(antisiphoncontrolvalvefilterandpressureregulator)andopenendcaps

Troubleshoot your drip system The problemOneplantlooksthirstyThe solution DigintorootzoneandifsoilisdrychecktoseeiftheemitteriscloggedIfemitterworksbutthereareextensivedryareasthereprobablyarenrsquotenoughemittersaroundtheplantThe problem PlantsononelinelookthirstyThe solutionLookforabreakinthelinebetweenlasthealthyplantandfirstthirstyoneThe problem PlantsononevalvelookthirstyThe solutionIfemittersareworkingyoumaybeunderwateringThe problemAllplantslookthirstyThe solutionCheckyourcontrollerandtheon-offorrainshutoffbuttonandresetifnecessaryIftheyarefinecheckmoisturearoundrootsIfsoilisdrylookforabreakinmainwaterlinebeforethevalvesIfsystemisingoodrepairincreasewateringtimeThe problem PlantslookyellowishsoiliswetThe solutionYouareoverwateringreducewater-ingtimeonvalveThe problemWaterpuddlesonthesurfaceThe solution Youprobablyhaveclaysoilchangeemit-terstoalowergphorrunthesystemforashortertimeandrepeatcycles

PLANTS

Lowshrubs

Mediumtolargeshrubs

Smalltrees(6-to8-footcanopy)

Largertrees(10-to15-footcanopy)

Ground-coversspacedatleast2feetapart

Ground-coverscloselyspaced

Bedsofflowersorvegetables

Containers

Howdeep

SOIL

SandyLoamClay

SandyLoamClay

Sandy

LoamClay

Sandy

LoamClay

SandyorloamClay

Anysoil

SandyLoamClay

Pottingsoil

Connector

A hassle-free way to water container plants automatically

Usingatimeddrip-irrigation requiredbymanylocalitiessystemtowatercontainers Ifyourkitdoesnrsquothavetheseensuresyourgarden-in-pots componentspurchasethemgetsthewateritneedsmdashwith- separatelyDifferentmanufac-outwastemdashevenifyoursquore turersrsquocomponentsusuallyneglectfuloronthego arenrsquotinterchangeablesoif

Youcanchooseaprepack- youthinkyoumayneedextraagedkitmanyareeasytoput partsitrsquosbesttobuyfromatogetherGetonethatincludes vendorthatsellsindividualatimerafilterapressure drip-irrigationpiecesregulatorandanantisiphon Positioncontainerswheredevice(alsocalledabackflow youwantthembeforeyoupreventerorvacuumbreaker) layanytubing(andmeasurewhichkeepsirrigationwater carefullysinceitrsquoshardtofrombeingdrawnbackinto removefittingsoncetheyrsquorethepublicwatersystemandis connected)Onatimed

Emitter

Endclamp

systemtheplantsshouldhavesimilarwaterneedstrytousecontainersinthesamesizerangeAfteryousetupturnyoursystemonandmonitoritforacoupleofcyclestomakesureeverythingworksprop-erlyLookforleaksandassessflowadjustingasnecessarySOURCESDripWorks(dripworks usacom) andRaindrip(raindrip com) sellkitstheUrbanFarmerStore(urbanfarmer storecom) sellsseparatecomponentsandoffersadviceforcustomizedsystems

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Shadingshowsverticalwettingpatternnoticehowmuchdeeperwatergoesinsandysoilthaninclay

Sandy Loam Clay

20 Sunset EasyWater-WiseGardening 21

Irrigation

A

B

B E

C

TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

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LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

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CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

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Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

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Page 12: Sunset Magazine's "Easy Water-Wise Gardening"

Irrigation

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TherightwateringsystemWhich irrigation system is best for you Lawn(A) nHoseshyendsprinklerscanworkwellforasmalllawnnUndergroundsprinklersattachedtoacontrollerwillwateralargeorsmallareamoreprecisely

Annualsandperennials(b) nOverheadwateringmaycauseflowerstodrooporspottingonpetalscertainspeciesaremoresubjecttodiseaseifnotcarefullywaterednUndergroundsprinklerswithpopshyuprisersworkinextensiveflowerbedsRisersshouldbetallenoughthatfoliagedoesnrsquotblockspraynChoosedripshyemitterlinesforbedswithcloselyspacedplantsindividualemittersforwidelyspacedplants

Vegetables(C) nHandshywaterwithbasinsandfurrowsnUsesoakerhosesonflatgroundnInstallalowshyvolumesystemwithemitterlineforcloselyspacedplantsindividualemittersforwidelyspacedvegetablesnPositionplantswithsimilarwateringneedsBiggerplantsneeddeeperirrigashytionthansmallplantsorseedlingsdoPlantsthatarefloweringorsettingfruitneedmorewater

Groundcovers(D) nUseundergroundsprinklersselectstationaryheadsforplantingsmorethanafoottallandlowshyprecipitationshyrateheadsforgroundcoversonaslopenDripemittersaresuitableforshrubbygroundcoversnDripminispraysworkwellformassplantshyingsofsmallgroundcovers

Roses(E) nSoakerhosesworkwellonlevelgroundnUndergroundsprinklerswithflatshyheadsprayersrunearlyinthedaykeepleavesdryhelpingtopreventdiseasenDripirrigationwithemitterlineworkswellwithcloselyspacedbushesOruseindividualemittersforeachbush

Treesandshrubs(F) nUsesoilbasinstodirectwatertorootsandavoidrunoff(seepage15)nSoakerhosesworkforoccasionaldeepshywateringofestablishedtreesnLowshyvolumesystemswithemittersormicrosprinklersaremostefficientespeshyciallyonslopingground

Nativesanddrought-adaptedplants(G) nUseoozeshytypesoakerhosesatlowpressurenUselowshyflowdripwithamanualshutoffvalvenNativesanddroughtshyadaptedplantsneedlittletonowateraftertheyareestablished

Containerplants(H) nHandshywatergentlywithanozzlenSubmergepotsforahalfshyhourintubsofwatertosaturatesoilnUsedripforpotsWatersmallpotstwotofiveminutesseveraltimesadayBigpotsrequiremorewaterperapplicationbutlessfrequently(seepage21)

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Choose the right professional Hiringaprofessionaltohelpinstallanirrigationsystemislikehiringanyotherskilledcontractorn Getseveralquotesn Askforclientreferencesandcontactthemtomakesuretheywerehappywiththeworkn Asktoseeacontractorrsquoslicensecertificatesofinsur-anceandproofofanyspecialirrigationtrainingn MakesureyouwillgetthefeaturesyouwantFindoutwhichbrandsandmodelsofirrigationequipment(espe-ciallysprinklersandtimers)willbeusedandwhyn Askaboutplantsineachhydrozoneandhowthesystemwillneedtobechangedorupdatedasplant-ingsmaturen Ifyourlandscapeusesnativeplantsmakesurethecontractorhasexperiencedesigningsystemsthatsuittheplantsrsquospecialneedsn Discussthemainprinciplesofirrigationandjudgewhetherthepotentialinstallerknowsup-to-datesystemsHerearesomegoodquestionstoask

Whatarethebestsprin-klersforthelawnAresprinklerheadsaminimumof4-to6-inchpop-upsWilltheybeproperlyspacedforhead-to-headcoverage

Willthesystemneedbuilt-incheckvalvesandpressure-regulatingvalves

Cantheirrigationsystembetailoredforthevariousplantings(hydrozones)intheyardWhatisthebestwaytowatereachzone

22 Sunset EasyWater-WiseGardening 23

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Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

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How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

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hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

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PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

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31

Page 13: Sunset Magazine's "Easy Water-Wise Gardening"

fro

m l

eft

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rm

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A P

late

Ste

ve

n A

Gu

nth

er

Irrigation

HowtomanagethirstyplantsAnnuals vegetables roses and lawns usually need a lot of watering Here are ways to save water but also have a bettershylooking lawn and healthier plants

AnnualsUseless-thirstytypesAfricandaisiesCaliforniapoppiescelosiacreepingzinniacosmosdwarfmorninggloriesgaillardiamarigoldsnicotianapetuniasportulacasalviasnowshyonshytheshymountainverbenaandvincacanallgetbyonlesswaterthanmostotherannualscanPlantonlyforvisualimpactLimitplantshyingstoareaswheretheyrsquollbeseenupclosesuchasnearentrywaysoraroundpatiosanddecksStartwithsmallplantsorsowseedsThesewilldevelopmoreextensiverootsystemsthanlargerplantsusinglesswateroverthelonghaulPlantinpartshadeParticularlyininlandareasprovideshadefromhotlateshyafternoonsunWorktheseasonsPlantwhentheweatherisidealforquickestablishment(inmostcasesfallistheidealtimetoplant)ForplantingtimesseetheSunset Western Garden Book Groupplantscloseenoughthatmatureplantswillcompletelyshadethesoil

VegetablesWheneverpossiblestartplantsfromseedTheseplantsusuallydevelopstronshygeranddeeperrootsBuysmalltransplantsAvoidseedlingsthatareobviouslyrootboundTryheirloomvarietiesTheseincludelsquoAnasazirsquobeanswhicharewelladaptedtohotdryclimatesTimeplantingtoletvegetablesgetwellestablishedbeforewarmweatherFor

24 Sunset

plantingtimeschecktheSunset Western Garden Book PlantinfurrowsDigfurrows6to8inchesdeepthensoworplantinthebottomofthetrenchnotonthesidesortopofthefurrowBuildbasinsaroundvegetablesthatneedwidespacingmdashsquashmelonsandtomatoesPlanttomatoseedlingsdeepLeavejustthetoptwoleavesexposedplantswilldevelopbetterrootsystemsPlantclosetogetherSpaceplantssothefoliagewilleventuallytouchthiswillshadethesoilanddiscourageweedsPlantearly-ripeningvarietiesTheywillneedfewerirrigations

RosesPlantbare-rootWinterplantinggivesbareshyrootrosesplentyoftimetogetestablishedbeforehotweatherCutbackonwateringafterspringbloomManyestablishedrosesmdashespeciallyoldshrubandspecieskindsmdashcangetbyonsurprisinglylittlewaterMulchheavilyUseatleast3inchesoforganicmatterreplenishoftenRemovesuckersWaituntilnextwintertodootherpruningDonrsquotdeadheadLethipsdeveloptosuppressgrowth

LawnsStillfirmlyrootedinbackyardsacrosstheWestlawnsareresponsibleforasmuchashalfofoutdoorresidentialwateruseandstudiesshowthatmostaresignishyficantlyoverwateredMowhigherSetyourmowerat2to21frasl2

inchesforbluegrass2to3inchesfortallfescueand1inchforwarmshyseasongrassessuchasBermudaandzoysiaCheckevapotranspiration(ET)guidelineswithyourwaterdepartmentManylawnscanstaypartiallygreenatevenhalfoftherecommendedratesAdjustwateringtimesaccordingtotheseasonsKnowyoursprinklersystemTofindouthowmuchwateryoursprinklersapplyplacefivestraightshysidedcansorcups(morecupswillgiveabetterreading)randomlyonyourlawnRunthesprinklers

for15minutesthenmeasurethewaterineachcupForexampleif14inchofwatercollectsin15minutesyoursprinklersdeliver1inchanhourIfnecessarymakeadjustmentsAlsowatchsprinklersrunandfixleaksclogsobstructionsandbrokenheadsCutbackonfertilizerToomuchnitrogenencourageswatershythirstynewgrowthWaterforshortintervalsThiswaythesoilcanabsorbthemoisturewithoutwastefulrunoffSwitchtolow-volumesprinklersTheseapplywateratarateslowenoughforthesoiltoabsorbIncreasewaterpenetrationUseapoweraerator(availableinrentalyards)thisalsoreducesthatchandrunoffReduceirrigationinshadyareasStretchthetimebetweenirrigations

ItsnaturaltowantalawnifyourhouseholdincludesactivekidsButchoosetherightgrassandkeepthelawnsmallandwellmanagedtominimizewateruse

DuringdroughtorwatershortagesletthelawngodryManylawngrassesincludingBermudatallfescueandzoysiawillgreenupwhentheycanbewateredagainOtherwiseyoucanalwaysreplantReplacedifficult-to-waternarrowstripsoflawnorgrassgrowingonslopeswithlessthirstygroundcoversChoicesincludeCoprosma kirkii(Sunsetclimatezones14ndash1721ndash24)dwarfcoyotebrush(Baccharis pilulariszones7ndash91114ndash24) starjasmine(Trachelo spermum jasminoideszones8ndash91113ndash24)andtrailingAfricandaisy(Osteoshyspermum fruticosum zones8ndash913ndash24)Switchtodrought-tolerantgrasssuchastallfescueorhybridBermudaOrbetteryetplantalocallynativelowshywatergrassChoicesvarybyregionbutmightincludePacifichairgrasscreepingredfescueorbuffalograss

Minutes

50

40

30

20

10

How season affects watering Plantsusemorewaterduringhotdryweathersoyouneedtoirrigatemoreinsummerthaninspringorfall(Inwinterinmanyareasyoudonrsquotneedtowateratall)AlsowinddriesoutplantsfasterthanstillairsoplantsrequiremorewaterduringwindyweatherDaylengthalsoinfluenceswaterrequirementsFromJanuaryuntilJune21(summersolstice)daysgrowlongerwhilefromlateJuneuntilDecember21(wintersolstice)theygrowshorterThatrsquoswhyinJulyduringaweekoflonger80degdaysyourlandscapewillrequiremorewaterthanduringaweekof80degdaysinDecem-ber

AsobviousasthissoundsgardenersoftenforgettoadjustautomaticcontrollersaccordingtoweatherandseasonsGardenersshouldwaterlessincoolweatherturnsprin-klersoffaltogetherinwinterorduringrainyspellsandincreasewateringwhenitrsquoswindyorhot

TheillustrationaboveshowsthemaximumweeklywaterneedsofsomelawnsinNorthernCaliforniaThesprinklerruntime(theminutescolumn)isbasedonanapplicationrateof2inchesperhourspreadoutoveraweekItpeaksinJulyanddwindlestonothinginmidwinter

EasyWater-WiseGardening 25

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

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AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

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THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

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W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 14: Sunset Magazine's "Easy Water-Wise Gardening"

Savings MulchmorethanaprettyfaceSixofourfavoritesplusthebasicsyouneedtoknow

HazelnuthullsGoodforgeneraluseandidealforpathsbecausehullsletwaterthrougheasilyanddonrsquotsticktoshoesMostreadilyavailableinandaroundOregonrsquosWillametteValleyApply2ndash3inches

Decomposedgranite(DG)CompactsquicklyanddoesnrsquottendtoblowawayEspeciallyattractiveinSouthwesternanddesertlandscapesbutcanbepronetoweedsApply1ndash2inches

TumbledglassPricey($3ndash$7apoundormore)sousedmainlytoaddcolorandpunchtosmallareas

StrawLightlooseoptionletswaterpassthrougheasilygoodaroundvegetableandstrawberrybedsBuyatlivestock-feedstoresDonrsquotusehaywhichhasseedheadsthatmaygerminateintoweedsApply4ndash5inches

CutbarkMadefromdifferenttypesofwoodbasedonwhereyouliveagoodall-purposechoiceTheminisizeshownheregiveslandscapesapolishedlookApplysmallsize2ndash3incheslarger4ndash5inches

ShreddedbarkSlowtodecomposewithamorewoodsynaturallookthancutbarkIrregularbitsandshreddedpiecesknittogethersoitstaysinplaceUsefulonslopesandinwindyareasApply2inches

26 Sunset

Fro

m L

eft

Ro

b D

Br

od

ma

n E

Sp

en

ce

r t

oy

AddmulchandsavewaterQampAthebasicsNomatterwhatconditionyourgardenisinaddingalayerofmulchwillgiveitacleanfreshlyplantedlookButthebeneshyfitsofmulcharenotjustcosmeticMulchshyingisoneofthebestwaystomaintainsoilmoisture(andtosaveonyourwaterbill)insulaterootsfrombothheatandcoldandminimizetheneedtoweed

DependingonyourgardensituationmanymaterialscanmakegreatmulchesAtleftisasamplingofourfavoriteswhicharewidelyavailableinbagsorinbulkfromnurseriesandlandscapesupplycentersHerersquoswhatyouneedtoknowtogetstartedQWhatexactlyismulchAGenerallyspeakingmulchisanymateshyrialthatprotectssoilsurfaceandallowsairandwaterthroughMulchisusefuloveranareaofbaresoilandaroundplantedareasOrganicmulches(derivedfromplantmaterial)addnutrientsovertimeandenrichoverallsoilcompositionsotheyrsquorehardtobeatCompostagedmanurerakedleavespineneedlesandthinlayersoflawnclippings(aslongastheyrsquoreherbicideshyandpesticideshyfree)allworkforvarioussituationsYoucanalsooptforaninorganicmulchsuchasgravelgraniteorstoneQWillmanureburnmyplantsAItcanburntherootsofyourplantsifitrsquosnotwellcompostedsolookforbaglabelsthatspecificallysayldquowellshycompostedmanurerdquoBesuretoaskyoursupplierifyouarepurchasinginbulkQHowmuchshouldIbuyADeterminethesquarefootageyouwanttocoverandusethefollowingasaguideA2shycubicshyfootbagcoversanareaof8squarefeetto3inchesdeep1cubicyardofmulchcoversanareaof108squarefeetto3inchesdeep

QHowthicklyshouldIapplythemulchAIngeneralthedenserthemulchpartishyclesthelessyouneedQAnyapplicationtipsASpreadmulchtotheappropriatethickshynesstakingcaretokeepitafewinchesawayfromtreetrunksandthecrownsandstemsofplantsIfplacedtoocloselymulchcanretainmoistureandcauseplantsandtreestorotQHowcanIkeepmymulchcleanAInevitablyleavesandotherdebriswillfallonyourmulchYoucanremovelitterwithasmallhandrakeSomepeopleuseblowersbutlightermulchesmayblowawayalongwithunwantedmaterialQWhenshouldImulchAAtleastonceayearinearlyspringbeforeweedssproutYoucanalsoaddasecondlayerasatopdressinginlatefallQWhendoIremoveitAYoucanleavemulchinplaceindefishynitelyJustscrapeitasideifyouwanttoplantinamulchedareaQWhatrsquosthebestwaytomulchcontainerplantsAUsethesamedepthandapplicationtechniqueasformulchingontheground

HowawatermetercantrackwateruseYour water meter can tell you how much water you are using during a given time period and can help you monitor the amount of water you use indoors and outdoors on a daily basis It can also help you figure out how much water each appliance uses and whether therersquos a leak inside or outside the house But first yoursquoll need to learn to read your meter

HowtoreadyourwatermeterMostwatermetersarelocatedinin-groundconcreteboxestowardthestreetcurbsToexposethegaugeremovethecoverandflipopenthemeterrsquoscap

Straightreadingmeters(thesimplestmostcommontype)cantellyouhowmuchwateryoursquoreusinginagivenperiodSimplyrecordthefiguresshownononedayandthenagainadayorweeklaterandsubtracttheoriginalreadingfromthenewreadingToconvertcubicfeettogallonsmultiplyby748UsingthesameprocessyoucantesttheamountofwaterusedtotakeshowersorirrigateyourgardenTurnoffallwaterinsideandoutsidethehousereadthemeterthenrunsprin-klerstakeanewreading

ManynewwatermetersincludingtheonepicturedcomewithaleakdetectormdashasmalltriangleinthecenterofthemeterthatrotateswhenanyamountofwaterisusedIfthetrianglerotatesevenwhenallthewateristurnedofftherersquosaleaksomewhere

Ifyourmeterisofadifferentstylefromthosementionedherecallyourwateragencyforhelpreadingit

HowyourmetercanhelpyoucheckforleaksTocheckforleaksturnoffallwaterfaucets(includingyouricemaker)IfyourmeterdoesnrsquothavealeakdetectoritwillhaveasweephandRecordthemeterreadingormarktheneedlepositionwithapencilorpieceoftapeKeepthewateroffWaitatleast15to30minutes(someleakshaveacycle)

RereadthemetergaugetodetermineifanywaterhasbeenusedIfaleakisdetectedlikelyculpritsaretoiletsandirrigationsystems

EasyWater-WiseGardening 27

Clo

ck

wis

e f

ro

m F

ar

le

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am

ille

No

rd

gr

en

(2

) R

ob

d B

ro

dm

an

Jim

Mc

Ca

usl

an

d (

2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

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31

Page 15: Sunset Magazine's "Easy Water-Wise Gardening"

Clo

ck

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ille

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rd

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en

(2

) R

ob

d B

ro

dm

an

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an

d (

2)

THEWATERSPILLSFROMTHEPIPE

INTOAPLANTEDINFILTRATION

BASIN

THEPIPERUNSTHE

LENGTHOFTHE

CHANNELANDUNDER

APERMEABLEPATH

hellipINTOAPLASTICCATCHBASINAT

THEBASEHIDDENBENEATHRIVER

ROCKS

FIRSTACOPPER

RAINCHAIN

CHANNELSRAINWATERFROMTHEROOFhellip

THEWATERMOVESTHROUGHA

hidden4shyINCHshyWIDEFLEXIBLEPLASTICPIPE

Savings

StoringuponarainydayFour ways to harvest and store precious rainwater

PlantaraingardenWhenrainfallsinSeattlehomeownerLynDillmansmilesWaterthatusedtorundownthestreetnowpoolsinathicklyplantedinfiltrationbasinatthegardenrsquosedgewhereitpercolatesintothegroundshywaterbelowldquoItrsquosawinshywinsituationrdquo

28 Sunset

sayslandscapedesignerMalissaGattonldquoThegardenhelpsreducethishouseholdrsquosenvironmentalfootprintAnybodycoulddoitrdquo

IfyouhavesoilthatdrainswellaraingardenisasatisfyingwaytotakeadvanshytageofafreenaturalresourceChannel

rainwaterfromtheroofintoashallowlyburiedpipethatemptiesintoaninfiltrashytionbasinorswaleatleast10feetawayfromyourhousewhereitcanreplenishgroundwaterGrowwatershytolerantplantssuchasshrubwillowsinthebasinDESIGN MalissaGatton(inharmonycom)

Hang a rain chain RainchainsreplacedownspoutsThe812-footchainpicturedspillsintoa16-inch-diameterbowl(itattachestothebowlsoitwonrsquotwhipinthewind)Thewaterthenoverflowsslowlyintoarock-coveredcatchbasinINFOCopperBellsrainchain($169) andhammered-copperdish($45rainchainscom)

ADDACISTERNAninchofrainputsabout600gallonsofwateratopa1000shysquareshyfoothouseRaingutterscaptureitfromadownspoutyoucandirectitintoacisterntohelpwateryourgardenAtIslandwoodEnvironmentalLearningCenteronBainbridgeIslandWashingshytonthreesteelcisternsstorerainwaterfromanearbyroofBythetimevegetashyblesstartgrowinginspringthetanksarefullandthewatertravelsthroughagravityshyfeddripsystemtoirrigatecropsINFOPicturedcisternsarefromTexasMetalCisterns($380 for 200shygallon size to $1070 for 1200shygallon size texas metalcisternsnet)

EasyWater-WiseGardening 29

INSTALLARAINBARRELRainbarrelstypicallyholdabout50to60gallonseachmdashenoughtoirrigatehouseplantsorpotsonthedeckThebesttypeismadeofrecycledfoodshygradeplastic(orusearecycledwinebarrelliketheonepictured)withanintakelinespigotoverflowattachmentscreencovertokeepoutleavesandremovablesolidcoverPositionthebarrelbeneathadownspouttokeeptherainwaterpureremovethesolidcoveranhourortwoafterrainfallhaswashedpollenandotherpollutantsofftheroofRainbarrelscostabout$100to$150each

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31

Page 16: Sunset Magazine's "Easy Water-Wise Gardening"

N

S

E

W

Savings

PuttingitalltogetherEleven elements of a watershyconserving landscape WhenwinterrainscomeitmaybetemptshyingtodreamofplantinglargelawnsandlushflowerbedsYetmanyregionsoftheWestreceivelessthan10inchesofrainperyearandperiodsofdroughtarepartoftheWestrsquosnaturalcycleKeepingthebigpictureinmindcanhelpyoumakesmartlandscapingdecisionsAnyofthelandshyscapefeaturesdescribedherecanresultinsubstantialwatersavings

SHADETREESONTHEWESTSIDEOFTHEHOUSEChoosedeciduoustypesthatshadeandcoolthehouseduringsummerthendroptheirleavestoallowinsunlightduringwinterUnthirstychoicesformildclimatesincludeChinesepistacheandhoneylocust

IRRIGATIONCONTROLLERInstallanautomaticcontrollertoscheduleirrigationtimesResetprogramsseasonallyandafterpoweroutages

PAVERSWITHSPACERSANDUNTHIRSTYPLANTSForpatiosurfacesoptforpaverssuchasflagstonesorrecycledconcretepiecesGrowunthirstyplantssuchascreepingthymeorsnow-in-summerinspacesbetween

COMPOSTBINInstallabintoturnyourgardenrsquosbrownplantwasteintodeeprichcompostDigfinishedcompostintothesoiltoimprovethesoilrsquoswater-absorbingcapability

PERMEABLEDRIVEWAYUsedecomposedgraniteorpaverswithspacesbetweenthisallowsrainwatertopassintothesoilratherthanrunningoffdownthestreet

LOWshyWATERTURFIfyoumusthaveapatchoflawnkeepitsmallandchooseanativegrassthatrsquosappropriateforyourregionExamplesBluegramabuffalograss(desertareas)CreepingredfescuePacifichairgrass(Deschampsia cespitosa holciformis)

DRIPshyIRRIGATEDRAISEDBEDSFORVEGETABLESUsedriptubingorsoakerhosesinraisedbedstheyputirrigationwaterrightwhereplantsneeditwithnorunofforwaste

30 Sunset

PLANTSGROUPEDBYWATERNEEDSPlacethirstierplantstogetheranddrought-resistantplantselsewhereThenputplantsthatneedregularwateronseparateirrigationsystemsandschedules

RAINshyHARVESTINGSYSTEMChannelrainwaterfromyourhomersquosdownspoutintoasubsurfacecatchmentbasinwhereitcanreplenishthegroundwater

DROUGHTshyTOLERANTGROUNDCOVERForareasthatdonrsquotgetfoottrafficchooseunthirstygroundcoverssuchas Arctostaphylos uva-ursi CarmelCreeperceanothuslow-growingjunipersorcreepingthyme

TOUGHSHRUBSFillbordersorspacesalongfenceswithundemandinglow-waterbeautiessuchaschuparosalavenderrosemaryorsmokebush(Cotinus coggygria)

howtofightdroughtWhendroughtcomesandwithitthepossibilityoflocalbansonlawnwateringorpunishinghikesinwaterbillswhatcanyoudoItrsquostoolateatthatpointtoinstallawater-conservinglandscapesinceevendrought-tolerantplantsneedwatertogetestablishedButyoucantakestepstosavetheplantsyouhave

SaveestablishedtreesandshrubsfirstThesearecostlytoreplaceandhavethegreatestimpactonyourlandscape(Alawncanbereplacedinanafternoonfromsodbuta70-foot-tallredwoodcantake20yearsormoretoreplace)Landscapetreessuchasashbirchpoplar(ripariantreesthatinnaturegrownearwater)aldercoastredwoodmagnoliaandJapanesemapleareoftenthefirstplantstoshowsignsofdroughtstressWeakenedtreeslikeMontereypinemaynotdiedirectlyfromdroughtbutinviteborerswhichcanfinishthem

GivethetreesadeepirrigationinlatespringandtheyrsquollbefarbetterequippedtowithstanddroughtTherootsofvariousplantsgrowtodifferentdepthsthetrickistoapplyjustenoughwatertomoistentherootswithoutgoingbeyondMosttreerootsarelocatedinthetop2feetofsoilThedriplineofatreeorshrubrunsaroundtheperimeterofthecanopyandvirtuallyoutlinestherootzoneonthegroundbelowOnceyouidentifytherootzonefocusyourresourcesonthatareaToincreasewaterpenetrationbeforewateringdrill1-inchholes1to2feetdeepeveryfewfeetaroundthedriplineandfillthemwithorganicmulchoruseaspadeorpitchforktoroughupthesoilsurfaceIfthesoilisdryatadepthof10to12inches(checkitwithasamplingtube)moistenthesoil18to24inchesdeep

CoilsoakerhosesaroundthetreeatthedriplineandhalfwaybetweenthedriplineandthetrunkapplymulchovertherootareathenallowhosestorunslowlyovernightFormostbigtreesyoursquollneedabout10gallonsofwaterperinchoftrunkdiameterripariantreesneedtwicethatamountReducelawnwateringTostaygreenallsummerlawnsneed1to2inchesofwaterperweekTurnonthesprinklersforabout10minutesonceaweekturnthemofftoletmoisturesoakinthenturnthemonagainforanotherfewminutesOrcutbackto1inchofwatereverytwoweeksunderthisregimenlawnsturnstraw-coloredandgosemidormantbutbouncebackquicklyafterweathercoolsinfallAlsomowhighandkeepthemowerbladessharpDonrsquotoverfertilizetoomuchnitrogenencour-agestheproductionofthirstynewgrowth

WaterlandscapeplantsnearlawnsPlantsgrowinginornearawell-wateredlawnbecomedependentonthatirrigationIflawnirrigationisabruptlycutoffthoseplantswillsufferandneedsupplementalwaterMonitorshallow-rootedshrubsOnazaleasrhododendronsandyoungcamelliaswatchforwiltingordroopingofnewgrowthBuildbasinsaroundthem(makesurewaterwonrsquotpoolagainstthetrunks)andgivethemadeepsoakinAprilwithclearwater(soapywateronrhododendronscancauseleafburn)MulchItbearsrepeatingAlayerofmulchhelpskeepmoistureinthesoil(seepage26)Thebestmulches(barkchipsforexample)donrsquotcompacteasilybutallowsufficientairandwatertoreachplantrootsIrrigatefruittreesMoststone-fruittreescansurvivesomedroughtalthoughtheyrsquollproducesmallerfruitsandfewerflowerbudsnextyearButtheyrsquollbebetteroffwithadeepirrigationinAprilandagaininJune(Citrusmayneedaddi-tionaldeepwateringinsummerwatchforwilt-ingyellowingorcurlingleaves)

Applywaterslowlyanddeeplyatthedriplinewithsoakerhosesasdescribedforbigtreesormakeabasin4to6inchesdeepundereachtreeextendittothedripline(3inchesbeyondifyoucansparemorewater)anduseahosetofillthebasinslowlyCoverswimmingpoolsAgoodpracticeevenwhenwateruseisunrestrictedcoveringanunusedswimmingpoolduringtimesofdroughtisespeciallyimportantApoolcovercanstop90percentofwaterevaporationwasteevenallowingfortimeswhenthepoolisinuseManystylesandmaterialsareavailableinclud-ingtranslucentair-cellplastictypessoldatswimming-poolsupplystoresToavoidacci-dentsentirelyremoveanycoverbeforejump-ingintothewater

EasyWater-WiseGardening

An

nie

Bis

sett

31