Type: Perennial
Bloom: Bright blue bell-shaped flowers, 2½” across, are produced in summer; white variety and cultivars available.
Foliage: Dark green, triangular, toothed leaves
Size: 9-12” H x 12” W
Light: Full sun to light shade, especially in the South
Soil: Average, well-drained, slightly alkaline
Hardiness: Zones 3-8
Care: Add ground limestone every few years where soil is naturally acidic; divide every three years.
Pests and Diseases: Slugs
Propagation: Seed (easy); terminal stem cuttings, root cuttings, and divisions possible.
Companion plants: balloon flower, Coreopsis verticillata ‘Moonbeam’, lemon colored daylily
Outstanding Selections:
Var. alba (white flowers) ‘Wedgewood White’ (compact, white flowers) ‘Blue Clips’ (6-9” H with blue flowers 3” across) Var. alba (white flowers)
Karen Meyers