Arisaema consanguineum
Himalayan cobra lily
A tall, tuberous perennial producing a single, umbrella-shaped leaf with 11-20 leaflets 20cm or more in length, on a stem up to a metre high. Below this, in summer, is the dark, purple-brown hooded spathe marked with fine green and white stripes. Striking, bright red berries appear in autumn
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Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | ||||
|---|---|---|---|---|
| Summer | Brown Green White | Green | ||
| Autumn | Red | |||
| Winter |
Position
- Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Araceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Columnar upright
- Potentially harmful
- Humans/Pets: Harmful if eaten, skin/eye irritant. Wear gloves and other protective equipment when handling For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Arisaema are mostly tuberous perennials usually with palmately lobed leaves, and distinctive tubular, hooded spathes within which the tiny true flowers are clustered at the base of the club-like or filamentous spadix, followed by a spike of red berries
- Name status
Correct
- Plant range
- Himalaya to SE Asia
How to grow
Cultivation
Grow in moist but well-drained, humus-rich soil in a cool site. Tubers must not dry out when dormant, and may need winter protection in colder areas
Propagation
Propagate by seed, sowing them in containers in a cold frame in autumn or spring, or remove offsets in late summer
Suggested planting locations and garden types
- Architectural
- City and courtyard gardens
- Cottage and informal garden
- Flower borders and beds
Pruning
No pruning required
Pests
May be susceptible to slugs and vine weevil
Diseases
Generally disease-free
Get involved
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