How to Plant and Grow Aster
Plant Annual Aster Seeds: Sow seed in cell packs or flats, press into soil and lightly cover. Kept at 70° F., germination is in 5-15 days. Transplant into the garden 12-18 in. apart after all danger of frost.
Grow Annual Asters: Full sun, part sun in warm climates. Prefers cool weather and rich or sandy, well-drained soil. Provide regular moisture, do not overwater. Plant in different locations each year to avoid disease. Performance excellent in containers. Flowers attract butterflies and are outstanding for cutting.