50 CLEMENTINE RED DOUBLE COLUMBINE Aquilegia Vulgaris Flower Seeds BLOOM TIME: May - June HARDINESS ZONE: 3 - 9 (and reseeds itself easily) PLANT HEIGHT: 12 - 18" . . . PLANT SPACING: 12 - 18" LIGHT REQUIREMENTS: Part Shade . . . SOIL / WATER: Average The Clementine Columbine has double flowers and their blooms face upwards instead of hanging downward like most Columbines. Columbines make excellent cut flowers and attract bees, birds, and butterflies.