80 Seeds Mix Of Columbine Flowers Flower Color: Red, Pink Flower Form: Double Flowered (pink), Single Flowered (dark red) Columbine is a hardy perennial, which propagates by seed. It will grow to a height of 15 to 20 inches. It will grow in full sun; however, it prefers growing in partial shade & well drained soil, & is able to tolerate average soils & dry soil conditions. Columbine is rated at hardiness zone 3 in the United States so does not require mulching or protection in the winter. Columbine Aquilegia, 80 Seeds Mix, Pink Red Perennial Flower, Double Single Flowered Mix