Campanula glomerata
clustered bellfower
 
Height 65cm, spead 30cm
Moist but well-drained soil
Full sun or partial shade
Loam, clay, sand
Summer flowering
 
A vigorous perennial with deep, puple-blue bell shaped flowers which attracts bees and other benneficial insects. Pefect for growing in informal, cottage garden planting schemes near the front of a border. Originates from Europe and temp. Asia.