Overview
Aconitum is a clump forming herbaceous perennial in the genus Aconitum, part of the Ranunculaceae family, with deciduous foliage. Aconitum grows best in partial shade, and tolerates clay and loam soils and any pH. Its UK hardiness is rated H7. Suggested uses include cottage and informal garden, wildlife gardens and architectural.
About the genus
Aconitum, also known as aconite, monkshood, wolfsbane, devil's helmet, or blue rocket, is a genus of over 250 species of flowering plants belonging to the family Ranunculaceae. These herbaceous, frequently toxic perennial plants are chiefly native to the mountainous parts of the Northern Hemisphere in North America, Europe, and Asia, growing in the moisture-retentive but well-draining soils of mountain meadows.
Wikipedia contributors, "Aconitum", CC BY-SA 4.0 — Aconitum
Growing conditions
Best soil and position for Aconitum
- Sunlight
- Partial shade
- Soil type
- Clay, Loam
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- North-facing, West-facing, East-facing
- Exposure
- Sheltered
- UK hardiness
- H7
Plant details
Aconitum size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- Cottage and informal garden, Wildlife gardens, Architectural
Care notes
Pruning and caring for Aconitum
- Propagation
- Propagate by division in autumn or late winter to maintain vigour but plants may be slow to re-establish. Use protective gloves when handling any part of the plant
- Pest resistance
- Generally pest-free but may be susceptible to aphids
- Disease resistance
- May be susceptible to fungal stem rot, powdery mildews, and Verticillium wilt
Frequently asked questions
Where is the best place to plant Aconitum?
Aconitum prefers partial shade. It suits sheltered positions.
What soil does Aconitum need?
Aconitum grows best in clay and loam soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to well-drained.
Is Aconitum hardy in the UK?
Aconitum has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.
How do I propagate Aconitum?
Propagate by division in autumn or late winter to maintain vigour but plants may be slow to re-establish. Use protective gloves when handling any part of the plant.