There’s no lovelier sight than a bright orange butterfly feasting on a purple aster on a crisp ... asters bear similar flowers in the same range of colors — purple, blue, pink and white ...

‘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 and wide 'September Ruby' has hot pink flowers and ...