Description
This is an excellent, clump-forming perennial which produces masses of stunning, pale violet-blue, bell-shaped flowers in open clusters from July to September. It has fresh, bright green, crinkly leaves with slightly serrated edges that provide a lovely backdrop to the handsome blooms.Perfect for the cottage garden, it looks great when planted in sweeping drifts in the perennial border and combines well with old-fashioned roses at the back of a mixed or herbaceous border.
Position: Sun or light shade
Soil: Deep moist fertile soil
Rate of growth: Quick
Flowering period: Mid to late Summer
Hardiness: Hardy
Pot size: 2L
Eventual height and spread: 120cm x 60cm