Colorado Blue Columbine Like most columbines, Colorado blue (Aquilegia coerulea) is most frequently planted for its unique, star-like blooms. Well-suited as a small blue flower for native gardens ...

Aug. 7 - A fat teardrop appears to lie on the tile, a small blue Columbine flower inside. The hand-drawn tile was placed halfway down the west wall of the Columbine High cafeteria, one of thousands ...