Denver Gold's huge, long-spurred, 3 in. flowers bloom in clear yellow, above sturdy 28 to 32 in. leafy stems. Native to the southwestern U.S., Denver Gold flowers in early summer and continues into midsummer when deadheaded. An especially long-lived columbine, winter hardy to zone 3. Chosen by Colorado’s horticultural program, Plant Select, for outstanding performance in a wide range of garden conditions. Watch and learn more about Denver Gold Columbine with this video.
Growing Denver Gold Columbine Seeds
Plant Columbine Seeds: Sow columbine seeds in cell packs or flats, press into soil, do not cover. Needs light to germinate. Kept at 65 to 70° F., seedlings emerge in 21 to 28 days. Can direct sow columbine seeds into prepared seed beds in groups of 3 to 4 seeds, spaced 10 to 18 in. apart. Thin to the strongest plant.
Grow Columbine: Full sun in mild climates, part to light shade where it is warm. Best performance in moist, well drained soil — will tolerate average water. For cut flowers, harvest blooms as they begin to open. Typical vase life is 5 to 7 days. Pinch or cut off spent flowers to extend bloom season. Flowers attract hummingbirds and butterflies. Plants are deer and rabbit resistant.
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