Common Name : Japanese aster 'Blue Star'Family : AsteraceaeType : Herbaceous PerennialHabit : Clump-formingSpread : 10-50 cmFlower colour : Violet BlueFlowering from : Julyto SeptemberFoliage : DeciduousFoliage colour : GreenSunlight : Full SunMoisture : Moist but well-drainedSoil : Acid / Neutral / AlkalineSeason of interest : Summer - AutumnHardiness: Hardy in most places throughout the UK even in severe winters -15° to -10°
Kalimeris incisa, commonly called kalimeris, is a clump-forming perennial that is native to meadows and open ground in northeast Asia. Specific epithet means deeply and irregularly cut. ‘Blue Star’ is a clump-forming perennial that is noted for its long summer bloom of daisy-like flowers (1” diameter) featuring light blue rays and yellow centers. The flowers are very similar in appearance to those of aster and boltonia. Plants typically grow to 12-18” tall. Oblong-lanceolate green leaves (to 3-4” long). Synonymous with Boltonia incisa ‘Blue Star’.