100 WILD/ CANADIAN COLUMBINE Aquilegia Canadensis Flower Seeds BLOOM TIME: Spring HARDINESS ZONE: 3 - 8 (and reseeds itself easily) PLANT HEIGHT: 12 - 36" . . . PLANT SPACING: 15 - 18" LIGHT REQUIREMENTS: Sun - Shade . . . SOIL / WATER: Average Columbines make excellent cut flowers and attract bees, butterflies, and birds including HUMMINGBIRDS.