Actaea simplex 'Atropurpurea' - Bugbane
🌿 Characteristics
Type: Herbaceous perennial
Common name: Bugbane, Black Cohosh
Scientific name: Actaea simplex 'Atropurpurea'
Flower color: Creamy white, in dense, slender spikes
Foliage: Dark purple to black, highly ornamental
Mature height: 1.00–1.50 m (3.3–4.9 ft)
Mature width: 0.60–0.90 m (2.0–3.0 ft)
Habit: Upright, elegant, forming structured clumps
Flowering period: September to November
Exposure: Partial shade to full shade
Watering needs: Moderate, prefers moist soil
Soil type: Rich in organic matter, well-drained, slightly acidic
Hardiness zone: Zone 3 to 8
Drought tolerance: Moderate, prefers humidity
Pollinator-friendly plant: Yes
Attracts pollinators: Yes, especially bees
Toxicity to animals: Slightly toxic
✂️ Care
Plant in partial to full shade in rich, moist, well-drained soil. Water regularly to maintain consistent moisture, especially during the growing season. Enrich the soil with compost or organic matter when planting and in the fall. Remove spent flowers to prolong blooming and cut stems back to the ground in late winter.
This hardy and elegant perennial thrives in shady gardens and woodlands. Its floral spikes offer spectacular late-season blooms, ideal for perennial borders, woodland edges, and naturalistic gardens. Very little maintenance required once established.

