Ceratostigma willmottianum
Chinese Plumbago

A deciduous shrub with a wiry-stemmed, airy growth habit. Late summer flowers are five-petalled and bright blue. Foliage is fresh green, narrowly diamond-shaped, and turns yellow-red in fall. Can be used as a groundcover.

USDA zones: 6 - 9
Sunset zones: 4 - 9, 14 - 24
Mature size: 2 - 4 feet high and wide
Light needs: full sun
Water needs: moderate to regular water