Aster Plant. Be sure to plant your asters between one and three feet apart, depending on the variety of asters you have and how big you expect them to get. Aster plant is considered to be a herbaceous perennial flower (2).
Callistephus make a wonderful container plant, or plant them in the front of the flower border. While asters can be grown from seed, germination can be uneven. Douglas aster plants are native perennials growing in the pacific northwest.