Archive for the ‘Kalimeris (Japanese aster)’ Category

Kalimeris – Late Summer Flowering Perennial

Japanese asters (Kalimeris spp.) are synonymous with boltonias (Boltonia). It is native of China, Japan and Siberia. It superficially resembles Boltonia, but differs enough to be assigned to the genus Kalimeris in the 1990s. Kalimeris incisa ‘Blue Star’ is a superior form. This clump-forming species is noted for its long summer bloom period featuring 1 ½ inch wide, […]

Japanese Asters (Kalimeris) Are Summer-blooming Gems

Double Japanese asters (Kalimeris pinnatifida) are not true asters. They bloom in summer unlike the more popular fall blooming asters (Symphyotrichum spp.). Essentially, the genus Kalimeris (from Asia) and Boltonia (U.S. native) are closely related and used interchangeably. ‘Pinnatifida’ is without question the best known cultivar. In August the plant is smothered with 1-inch diameter semi-double white daisy flowers […]