New England asters (Symphotrichum novae-angliae) are native to the U.S. with small daisy-like flowers in various shades of purple ... If planting aster seeds, plant after the first frost.
New England asters (Symphotrichum novae-angliae ... ‘Fanny’s Aster’ has blue flowers and reaches 4 feet tall 'Kickin' Lilac Blue' has purple flowers and reaches a compact 3 x3 feet tall ...