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Black Cohosh

Actaea racemosa, Ranunculaceae

Zones
3a–8b
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate

Guild Roles

Pollinator AttractorBeneficial Insect HabitatProducer

Growing Conditions

Sun

Partial Shade (optimal)

Water

ModerateModerateModerate

Soil pH

5 – 6

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

PawpawAsimina triloba
Shade Provision
American PersimmonDiospyros virginiana
Shade ProvisionNutrient Accumulation
Witch HazelHamamelis virginiana
Shade Provision

Antagonistic Plants

American GinsengPanax quinquefolius

Both woodland medicinals compete for similar soil conditions and nutrients in their preferred shaded habitats

Uses

Functions

Medicine

Edible Parts

Roots

Common Questions

What zones does Black Cohosh grow in?

Black Cohosh grows in USDA hardiness zones 3a through 8b.

What are good companion plants for Black Cohosh?

Good companions for Black Cohosh include Pawpaw, American Persimmon, Witch Hazel.

Design guilds with Black Cohosh and see companion relationships visually.

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