Back to Black Viola is a compact cornuta violet that brings dramatic, deep color to garden beds and containers across zones 6 through 9. Growing just 8 inches tall, this cultivar thrives in full sun to partial shade, making it adaptable to a range of garden microclimates. Sow seeds 8 to 10 weeks before your last spring frost for early blooms, or start them midsummer for fall and winter flowers in mild climates. Its tidy growth habit and reliable hardiness make it a dependable choice for gardeners seeking season-spanning color in cooler regions.
Partial Sun
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6-9
8in H x ?in W
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High
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The deep, nearly black color of Back to Black Viola's flowers sets it apart in the violet family, delivering rich visual impact in a plant that stays neatly compact. Its cornuta heritage gives it the vigor to flower prolifically from spring through fall in cool climates, with the flexibility to bloom through winter in milder zones. The low 8-inch stature means it works equally well as a front-border anchor or spilling softly from containers, and it germinates readily from seed, making it accessible to beginners and seed savers alike.
Back to Black Viola is grown primarily as an ornamental flowering plant for garden beds, borders, and containers. Its compact habit and long bloom season in cool weather make it especially valuable for seasonal color in spring and autumn gardens, where its deep flowers provide striking visual contrast. It is also used in containers and window boxes to extend the decorative season into cooler months.
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Start seeds indoors 8 to 10 weeks before your average last spring frost date for early spring planting. For fall and winter blooms in both mild and cold climates, start seeds indoors midsummer. Sow seeds at a depth of 1/8 inch in moist seed-starting mix. Keep soil temperature around 65 to 70 degrees Fahrenheit for reliable germination.
Transplant seedlings outdoors 8 to 10 weeks after sowing (around your average last frost date for spring planting). Harden off seedlings gradually over 7 to 10 days before moving them to full garden conditions. Space transplants 4 to 6 inches apart. In mild climates, midsummer-started seeds can be transplanted outdoors in late summer or early fall for cool-season blooms.
Direct sow outside 4 to 6 weeks before your average last frost date in cold climates for spring blooms. In mild climates, direct sow in late summer for cool-season flowering. Sow seeds at a depth of 1/8 inch directly into prepared garden soil.
Deadhead spent flowers regularly throughout the blooming season to encourage continuous flower production and maintain a tidy appearance. As the plant ages, you can pinch back growing tips in early spring to encourage a bushier, more compact form, though its naturally compact habit means heavy pruning is rarely necessary.
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