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Home - View all weeds - Credits

Photo Key

This photo key of perennial and biennial weeds is intended to help the casual user identify a weed. Weeds

that look similar are grouped together. So look before and after what you may think to be your weed to make

sure you haven't misidentified it. Clicking on a photo will bring up a larger version and clicking on the name

will bring open the entire record with additional photos and information.

BRACKENFERN

SENSITIVE FERN

FIELD HORSETAIL

SMOOTH BROME

7/7/2014 Ohio Perennial and Biennial Weed Guide

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BROOMSEDGE

REED CANARYGRASS

DEER-TONGUE GRASS

TALL FESCUE

7/7/2014 Ohio Perennial and Biennial Weed Guide

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JOHNSONGRASS

NIMBLEWILL

ORCHARDGRASS

7/7/2014 Ohio Perennial and Biennial Weed Guide

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COMMON REED

QUACKGRASS

WIRESTEM MUHLY

7/7/2014 Ohio Perennial and Biennial Weed Guide

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TIMOTHY

YELLOW NUTSEDGE

SLENDER RUSH

WILD ASPARAGUS

7/7/2014 Ohio Perennial and Biennial Weed Guide

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TAWNY DAYLILY

WILD GARLIC

WHITE MULBERRY

STINGING NETTLE

7/7/2014 Ohio Perennial and Biennial Weed Guide

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BROADLEAF DOCK

CURLY DOCK

JAPANESE KNOTWEED

SWAMP SMARTWEED

7/7/2014 Ohio Perennial and Biennial Weed Guide

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RED SORREL

WILD FOUR-O'CLOCK

COMMON POKEWEED

BOUNCINGBET

7/7/2014 Ohio Perennial and Biennial Weed Guide

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MOUSEEAR CHICKWEED

WHITE CAMPION

CREEPING BUTTERCUP

TALL BUTTERCUP

GARLIC MUSTARD

7/7/2014 Ohio Perennial and Biennial Weed Guide

http://www.oardc.ohio-state.edu/weedguide/photokey.asp 10/26

BRAMBLES

COMMON CHOKECHERRY

ROUGH CINQUEFOIL

SULFUR CINQUEFOIL

MULTIFLORA ROSE

7/7/2014 Ohio Perennial and Biennial Weed Guide

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TRAILING CROWNVETCH

BLACK LOCUST

BIRDSFOOT TREFOIL

TREE-OF-HEAVEN

7/7/2014 Ohio Perennial and Biennial Weed Guide

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POISON-IVY

SMOOTH SUMAC

STAGHORN SUMAC

7/7/2014 Ohio Perennial and Biennial Weed Guide

http://www.oardc.ohio-state.edu/weedguide/photokey.asp 13/26

BOXELDER

WILD GRAPES

VIRGINIA-CREEPER

COMMON MALLOW

MUSK MALLOW

7/7/2014 Ohio Perennial and Biennial Weed Guide

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COMMON ST. JOHNSWORT

PURPLE LOOSESTRIFE

COMMON EVENINGPRIMROSE

WILD CARROT

WILD PARSNIP

7/7/2014 Ohio Perennial and Biennial Weed Guide

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POISON-HEMLOCK

HEMP DOGBANE

BUTTERFLY MILKWEED

COMMON MILKWEED

SWAMP MILKWEED

7/7/2014 Ohio Perennial and Biennial Weed Guide

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HONEYVINE MILKWEED

FIELD BINDWEED

HEDGE BINDWEED

JAPANESE BINDWEED

BIGROOT MORNINGGLORY

COMMON COMFREY

7/7/2014 Ohio Perennial and Biennial Weed Guide

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BLUE VERVAIN

WHITE VERVAIN

CATNIP

HEALALL

GROUND IVY

7/7/2014 Ohio Perennial and Biennial Weed Guide

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MOTHERWORT

GROUNDCHERRIES

HORSENETTLE

BITTERSWEET NIGHTSHADE

COMMON MULLEIN

MOTH MULLEIN

7/7/2014 Ohio Perennial and Biennial Weed Guide

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YELLOW TOADFLAX

TRUMPETCREEPER

BLACKSEED PLANTAIN

BROADLEAF PLANTAIN

BUCKHORN PLANTAIN

SMOOTH BEDSTRAW

7/7/2014 Ohio Perennial and Biennial Weed Guide

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AMERICAN ELDER

JAPANESE HONEYSUCKLE

BUSH HONEYSUCKLES

COMMON TEASEL

GREAT-BLUE LOBELIA

JERUSALEM ARTICHOKE

7/7/2014 Ohio Perennial and Biennial Weed Guide

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WHITE-HEATH ASTER

COMMON BURDOCK

COMMON CATSEAR

CHICORY

COLTSFOOT

OXEYE DAISY

7/7/2014 Ohio Perennial and Biennial Weed Guide

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DANDELION

CANADA GOLDENROD

HAWKWEEDS

TALL IRONWEED

7/7/2014 Ohio Perennial and Biennial Weed Guide

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JOEPYEWEEDS

SPOTTED KNAPWEED

PRICKLY LETTUCE

MUGWORT

7/7/2014 Ohio Perennial and Biennial Weed Guide

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WESTERN SALSIFY

WHITE SNAKEROOT

PERENNIAL SOWTHISTLE

7/7/2014 Ohio Perennial and Biennial Weed Guide

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BULL THISTLE

CANADA THISTLE

COMMON YARROW

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