Double Mixed Columbine is a heirloom perennial that brings Victorian elegance to shaded garden corners with its extraordinary double-layered blooms. Hardy from zones 3 to 9, these herbaceous plants reach 14 to 30 inches tall and flower in a stunning array of deep blues, purples, soft pinks, and whites, each petal layer adding depth and drama to the garden. Plant once and you'll have a reliable performer that flowers 120 to 300 days after sowing, rewarding patient gardeners with sophisticated, spurred blooms year after year.
10
Partial Shade
Moderate
3-9
30in H x ?in W
—
Low
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The double petals are the show-stopper here; instead of the simple single flowers typical of many columbines, this mix produces dramatically full bloom heads that look almost like delicate layered skirts. You get genuine color diversity in a single packet, ranging from jewel-tone purples to blushing pinks and pure whites, each plant a surprise. This is a true heirloom variety that thrives in partial shade where many ornamentals struggle, making it invaluable for those tricky garden spots beneath trees or on north-facing borders.
Double Mixed Columbine is grown as an ornamental perennial for flower beds, borders, and shade gardens. The elegant, intricate blooms are prized for fresh-cut arrangements, bringing the variety's sophisticated color palette indoors. Its preference for partial shade makes it particularly useful for woodland garden designs and beneath deciduous trees.
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Start seeds indoors 6 to 8 weeks before your last frost date, keeping soil temperature between 65 and 70 degrees Fahrenheit. Sow seeds on the soil surface or barely cover them, as light aids germination. Maintain consistent moisture and expect germination within 2 to 3 weeks.
Harden off seedlings over 7 to 10 days before transplanting after the last frost date. Space plants 10 to 14 inches apart in partial shade. The seedlings are fragile, so handle gently and plant in afternoon when they're less stressed.
You can direct sow Double Mixed Columbine in fall or early spring. Scatter seeds where you want them to grow, press lightly into soil, and keep moist until germination. Fall-sown seeds will establish over winter and bloom the following year.
Deadhead spent flowers to encourage continued blooming throughout the season. After flowering ends and foliage begins to fade in late summer, cut the plant back to the base. This tidy pruning keeps the plant looking neat and prevents self-seeding (though some gardeners allow mature plants to self-seed for next year's display).
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