A frost tender, tuberous perennial to 1.2m tall, producing large, dark purple, almost black leaves, held on upright stalks. A striking summer foliage plant
1-1.5 metres
0.5-1 metres
| Season | Stem | Flower | Foliage | Fruit |
|---|---|---|---|---|
| Spring | ||||
| Summer | ||||
| Autumn | ||||
| Winter |
Plant tubers in a large pot of humus-rich compost in warm conditions in early spring. In early summer the pot can be positioned in a sunny or lightly shaded spot outdoors, with shelter from strong winds. Water freely when the plant comes into growth and apply a high nitrogen feed weekly. Either move the pot into a greenhouse or conservatory over winter, or lift the tuber and store it dry
Propagate by division of rhizomes
No pruning required
May be susceptible to glasshouse red spider mite, aphids and glasshouse whitefly
Generally disease-free