Campanula punctata Campanula punctataCommon name(s): Spotted BellflowerBlooming time: summerBlooming colors: blue, purple, pink, whiteHeight: 30 to 80 cmOrigin: Siberia to China, JapanHardiness zone (USDA): Z6 – to -17 °CFamily: CampanulaceaeRelated plants:Campanula glomerataCampanula lactifloraCampanula persicifoliaCampanula poscharskyanaCampanula rapunculoides