Actaea simplex (Autumn Snakeroot, Black Cohosh, Black or Branched Bugbane)
Botanical Information
| Family | Ranunculaceae |
| Genus | Actaea |
| Species | simplex |
| Category | Perennials |
| Pronunciation |
Details
| USDA Hardiness Zone | 3a-8b |
| USDA Hardiness Ref. | |
| Canada Hardiness Ref. | |
| RHS Hardiness Ref. | |
| Temperature (°C) | -40 to -10 |
| Temperature (°F) | -40 to 15 |
| Height | 90-120 cm |
| Spread | 60-90 cm |
| Flowering Period | August |
Description and Growing Information
| Propagation | Sow seed in containers in autumn. Divide plants in early spring. |
| Cultivation | Provide moist, fertile soil rich in organic matter in partial shade. |
| Pests | Leaf spot, leaf smut. |
| Flower Description | Compact spikes of white flowers. |
Photographs
Actaea simplex 'Atropurpurea Group'.
Actaea simplex 'Brunette'.