Campanula persicifolia 'La Belle' (Bellflower 'La Belle')

Campanula persicifolia 'La Belle' is a beautiful perennial plant with deep blue double bell-shaped flowers. It is a cultivar of the species Campanula persicifolia. The flowers bloom in late spring and early summer, attracting bees and butterflies. The plant has a clumping habit and forms a dense mound of foliage.