Exposure
Height
Soil Type
Other Attributes
SERBIAN BELLFLOWER
Campanula poscharskyana ‘Blue Waterfall’
More floriferous than the species, poscharskyana. An abundance of lavender-blue star-shaped flowers. Jun – July. Rapidly spreading low habit. 8-12″ tall. Cut back by 1/3 after flowering to refresh. Full sun – moderate shade. Well-drained soils. Drought tolerant. Best suited to rock gardens and walls. Zone 3.