This section deals withasters; for perennials see under .
These asters are frequently used inborders and in beds, but even more in beds where are grown for . The taller species are particularly suitable for vases, although the plants must be staked. Full sun is desirable; in addition they should be given a different every year in order to avoid the dreaded damping-off disease.
Nutritious garden soil with an adequate lime content.
These asters are sown in a cold frame in early to mid spring; after being pricked out once they are transferred to the garden. The lower-growing species are planted 15-20 cm apart, the taller forms 30 cm.
Callistephus chinensis: Height 20-70 cm; flowering all summer. Practically all colours occur, in a variety of flower shapes.