 | Sky Blue Aster. Lovely Light Blue Fall Perennial Native Selection Butterfly Magnet Fall Blooms The best landscapes shine in every season, but that does take careful planning. Asters are a beautiful, sweet blue daisy-shaped flower that blooms from late August into October. After the heat of the summer, fall is a wonderful time to enjoy your backyard! Plan for these cooler days with flowers that shine in the later part of the growing season. Sky Blue Aster (Aster azureus, or Symphyotrichum oolentangiense - whew!)... - Sky Blue Aster. |