1 x 2L pot
Baby Blue' has stunning blue flowers held just above a dwarf clump of fresh green foliage in early summer.
It's a hardy perennial and achieves a height of 30cm (12in) x 30cm (12in). It likes a sunny position in moist neutral or acid soil (not chalky).
Faded flower stems should be removed to prevent seed formation and the leaves should be cut down in winter.