A clump-forming, herbaceous perennial with green, often red in autumn, deeply-incised, lobed foliage, on stems to 90cm (30in) high and across. In summer, rich purple-blue flowers with a small white centre and darker veins appear in profusion above the foliage.
Position
Soil Types
Max Height
0.5-1 metres
Max Spread
0.5-1 metres