This subspecies has finely cut glaucous foliage, forming a billowing mound. During spring arises a vast flower stalk, with a glaucous-purple bloom, topped with umbels of sulphur-yellow flowers. Attractive to wildlife.
This subspecies has finely cut glaucous foliage, forming a billowing mound. During spring arises a vast flower stalk, with a glaucous-purple bloom, topped with umbels of sulphur-yellow flowers. Attractive to wildlife.
Aspect | Full sun |
Flower Colour | Yellow |
Flowering Period | Jun | Jul |
Foliage | Not evergreen |
Goes Well With | Euphorbia, Salvia, Verbascum |
Growth Habit | Clump-forming |
Hardiness | Fully hardy |
Height | 4m |
Soil | Most types |
Spread | 80cm |