Valued for the purple-stained base to leaves and purple flower stems which carry blue flowers in midsummer. Will grow in shallow water or heavy, retentive soil.
Valued for the purple-stained base to leaves and purple flower stems which carry blue flowers in midsummer. Will grow in shallow water or heavy, retentive soil.
Aspect | Sun or part shade |
Flower Colour | Blue | Purple |
Flowering Period | May | Jun |
Foliage | Not evergreen |
Goes Well With | Astilbe, Gunnera, Houttuynia |
Growth Habit | Clump-forming |
Hardiness | Fully hardy |
Height | 90cm |
Soil | Wet, boggy |
Spread | 50cm |