Canadian columbine Aquilegia canadensis Photo/Illustration: Michelle Gervais 1 2 3 4 5 6 7 8 9 10 11 Canadian columbine (Aquilegia canadensis) ak-will-EE-zsah kan-ah-DEN-sis Genus: Aquilegia This airy perennial has ternate dark green leaves, and produces many nodding flowers from midspring to midsummer. Its scarlet flowers have yellow, downward-pointing sepals. Noteworthy Characteristics: Self seeds. Attracts hummingbirds. U.S. native. Care: Provide full sun to part shade and medium to dry soil. Propagation: Sow seed in a cold frame in spring. Can divide cultivars in spring but plants respond slowly to root disturbance. Problems: Powdery mildew, rust, fungal leaf spots. Aphids, leaf miners, and caterpillars. Overview Height 1 ft. to 3 ft. Spread 6 in. to 12 in. Light Full Sun to Part Shade Moisture Dry to Medium Maintenance Low Characteristics Attracts Hummingbirds, Native, Self Seeds Bloom Time Spring, Summer Flower Color Red, Yellow Uses Beds and Borders Style Rock Garden Seasonal Interest Spring Interest Type Perennials Aquilegia canadensisView the discussion thread.