Clusters of grey-green pointed leaves, colonise by underground stems, invasive in the wrong place, but where allowable it is one of the delights of spring, with arching stems carrying clusters of sky-blue tubular flowers.
Clusters of grey-green pointed leaves, colonise by underground stems, invasive in the wrong place, but where allowable it is one of the delights of spring, with arching stems carrying clusters of sky-blue tubular flowers.
| Aspect | Sun or part shade |
| Flower Colour | Blue |
| Flowering Period | Jun | Jul | Aug |
| Foliage | Not evergreen |
| Goes Well With | Arum, Ficaria, Primula |
| Growth Habit | Clump-forming |
| Hardiness | Fully hardy |
| Height | 60cm |
| Soil | Most types |
| Spread | Indefinite |