Known for being one of the last to flower. Tall, upright stems carry deep blue flowers.
Known for being one of the last to flower. Tall, upright stems carry deep blue flowers.
| Aspect | Full sun |
| Flower Colour | Blue |
| Flowering Period | Aug | Sep |
| Foliage | Not evergreen |
| Goes Well With | Artemisia, Euphorbia, Nepeta |
| Growth Habit | Clump-forming |
| Hardiness | Fully hardy |
| Height | 1.4m |
| Soil | Light, well-drained |
| Spread | 80cm |