Extreme cold-hardiness

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Extremely Cold Hardy Perennials

Achillea AdenophoraAegopodiumAjugaAlceaAlchemillaAmsoniaAnchusaAnenome sylvestrisAnthemisAquilegiaArabisArmeriaArtemisiaAruncusAsclepiasAsterAuriniaBaptisia australisBergeniaBrunneraCampanulaCerastiumConvallariaDelphiniumDicentraEchinopsEupatoriumAthyriumMatteuccia

GaillardiaChasmanthium latifoliumHelictotrichonPhalarisSchizachyriumSporobolusGypsophilaHeliopsisHemerocallisHostaHouttuyniaIberisTall Bearded IrisSiberian IrisLamiumLathyrusLiatrisLobelia cardinalisLychnisMyosotisNepetaOenothera missouriensisGarden PeonyPapaverPenstemonPhlox subulataPlatycodonPolemoniumPolygonatumPulmonariaSalviaSaponariaSedumSempervivumTanacetumThalictrumThymusTradescantiaTrollius

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Brunnera

Alcea

Hosta

Delphinium

Garden Peony

Where perennial lovers go for good dirt.

Hardy to Zone 3 (-40°F) or colder

Papaver

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