visionspictures.com A tuberous perennial 1.5m tall, with stolons and a solitary leaf divided into 7-13 pointed leaflets. In early summer it produces a dark purple or green spathe, hooded like a cobra, with white stripes and a thin tail to 15cm long.
1-1.5 metres
0.5-1 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Plant the tubers 20cm deep in winter or spring, into moist but well-drained, humus-rich soil in a cool, partially shaded site. Mulch annually in early spring. Outdoors this species requires winter protection, or it can also be grown in deep pots in a cold greenhouse
Propagate by sowing seed in containers in a cold frame in spring or autumn, or by removing offsets in late summer
No pruning required
May be susceptible to slugs and vine weevil
Generally disease-free