The Petite Knock Out Rose is a dwarf cultivar that captures everything gardeners love about the original Red Knock Out, but in a compact 18-inch frame. It produces the same vibrant fire engine red flowers with reliable reblooming throughout the season, along with fragrance that rivals its full-size parent. Hardy from zones 5 to 10, this rose thrives in full sun with moderate water and slightly acidic soil, making it exceptionally practical for containers, patios, and front-of-border plantings where space is limited.
Full Sun
Moderate
5-10
?in H x ?in W
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High
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This rose delivers season-long color in a footprint small enough for any garden. The flowers are as fragrant as the original Red Knock Out despite the plant's diminutive size, and the consistent reblooming means you'll have color from early summer through frost without the fussy deadheading that some roses demand. Its compact habit makes it unbeatable for containers and mass plantings where you want impact without sprawl.
This rose is grown primarily for its ornamental flowers, whether in containers on patios and decks, massed as a low border in front of larger foundation plants, or integrated into cottage gardens where its fragrance and continuous blooms add seasonal color and charm.
No timeline data available yet for this variety.
Transplant bare-root or container roses in early spring or fall when soil is workable and daytime temperatures are mild. Space plants 18 inches apart to accommodate their mature width. Dig a hole slightly larger than the root system and backfill with amended soil, ensuring the graft union sits at or just above soil level depending on your zone; in colder regions, burying the graft slightly provides extra winter protection.
Light spring pruning keeps the Petite Knock Out tidy and encourages full, bushy growth. Remove any dead or diseased wood and lightly shape the plant to maintain its compact form. Because this rose blooms so prolifically, deadheading spent flowers extends the bloom cycle, though unlike some roses, it isn't strictly necessary for continued flowering.
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“The Petite Knock Out Rose is a dwarf selection derived from the original Red Knock Out rose, which became beloved among home gardeners for its disease resistance and relentless bloom cycle. By breeding down to a smaller stature while preserving the parent's most desirable traits, breeders created a rose that brings that same carefree performance to gardeners with space constraints. The cultivar is protected under USPP #30,811 or related patents.”