About
A reliable perennial, reaching 20-60cm, with a clump-forming habit. It produces colourful flowers.
About the genus
A genus of flowering herbaceous perennials, native to Europe and Morocco. Foliage is alternate and petiolate, varying in shape between cultivars. Flowers are produced in dense panicles with narrow, five-lobed corolla and are mostly purple, but sometimes pale blue, white or pink
Plant details
Suggested usesBorders, cottage gardens
Care notes
CultivationFertile, moist but well-drained soil
PruningCut back in autumn or spring
PropagationDivide every 3-4 years
Pest resistanceSlugs possible
Disease resistanceMildew in dry conditions