The plants tolerate poor soil and dryness but bloom poorly in dry soil. They grow 2 to 5 feet tall depending on the cultivar grown. Michaelmas Daisy multiplies rapidly so may need frequent division. Tall varieties need staking or grow the shorter varieties. For best bloom, thin out shoots from large clumps.
Asters grow best in full sun or light shade.
Aster is grown from seed or division. Division is done in October or early spring. The seed germinates in 15 days indoors, or 20 to 30 days outdoors. Jenny' - Maroon flowers, plants to 15 inches tall. Nesthakchen' - Pink flowers, plants 12 inches tall.