Caulophyllum thalictroides


Common Name: blue cohosh
Plant Type:Herbaceous
Light (original): shade
Light Requirements: Shade
Height:2 to 3 feet
Width:2 feet
Duration:Perennial
Habitat:Woodland
Soil Type:moist, neutral
Soil Moisture:Mesic
Seed Ripens:
USDA Zones:3 to 8
Flower Colour:greenish-yellow to brown
Bloom Time:spring
Comments:Conspicuous, bright-blue berries
Germination:Seed is hydrophyllic, intolerant of dry storage.
Seed germinates only after multiple cycles of warm and cold, typically 40°-70°-40°-70°F.
Seed will not germinate in presence of chemical inhibitors.
Germination Notes:
Grow Notes:
Picture Copyright: John Oyston