Robin Whitebreast campion is a charming alpine perennial that brings delicate, double-petaled white flowers to rocky gardens and sunny borders from May through June. Growing just 4 to 8 inches tall with a spreading mat of smooth, lance-shaped leaves, this hardy Silene uniflora variety thrives in Zones 3 through 8 and tolerates drought and shallow, rocky soil with ease. The flowers resemble tiny carnations with their distinctive split calyxes, rising above the foliage on short stems for 6 to 8 weeks of continuous bloom. It's a low-maintenance perennial that asks only for full sun, well-drained soil, and cool conditions to reward you with reliable color year after year.
Full Sun
Moderate
3-8
9in H x 9in W
—
Low
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The split, double white flowers of Robin Whitebreast are its signature feature, each one resembling a miniature carnation with a unique ruffled texture. At just 3 to 9 inches tall and spreading 6 to 9 inches wide, this cushion-forming alpine perennial is a masterpiece of compact, long-blooming color. Its exceptional drought tolerance and preference for shallow, rocky soil make it an outstanding choice for gardeners struggling with poor drainage or dry conditions; it thrives where many plants fail. The low, spreading mat of smooth foliage stays ornamental even after the flowers fade, and the extended bloom period from late spring through early summer ensures weeks of delicate white flowers in the garden.
Robin Whitebreast campion is grown as an ornamental perennial for rock gardens, alpine troughs, front borders, and sunny ground covers where its low, spreading habit and delicate white flowers add refined texture and color. Its tolerance for poor soil and drought makes it particularly useful for gardeners with challenging growing conditions, and its long bloom season provides reliable early summer interest.
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