An upright perennial with narrow mid-green leaves. Spikes of pure-blue flowers in late summer and early autumn. Flowers from August to September.
An upright perennial with narrow mid-green leaves. Spikes of pure-blue flowers in late summer and early autumn. Flowers from August to September.
| Aspect | Sun or part shade |
| Flower Colour | Blue |
| Flowering Period | Jul | Aug | Sep |
| Foliage | Not evergreen |
| Goes Well With | Bistorta, Leucanthemum, Monarda |
| Growth Habit | Clump-forming |
| Hardiness | Fully hardy |
| Height | 70cm |
| Soil | Most types |
| Spread | 40cm |