White Knock Out® Rose
Description
White Knock Out® Rose does something most roses in this family don’t: it’s fragrant. The pure white 3–3½ inch blooms with sunny yellow centers carry a lovely citrus scent that makes it as enjoyable up close as it is impressive from across the yard. Against the unusually dark green and burgundy foliage that sets this variety apart visually, the white blooms pop with a clarity and contrast that makes the plant genuinely eye-catching through its extraordinarily long bloom season. Up to nine months, from spring through fall, with no deadheading required. Compact, drought-tolerant, and reliable across one of the widest zone ranges in the Knock Out® family.
May be covered by USPP #20,273 or other patents. This patented variety is sold under license from the patent owner. RADwhite cultivar.
Fragrant — The Knock Out® Rose That You Can Smell
Most Knock Out® varieties are celebrated for their continuous bloom, disease resistance, and low maintenance, not their fragrance. White Knock Out® adds that missing quality: a genuine, pleasant citrus fragrance that makes it worth planting near a patio, walkway, or window where the scent can be appreciated alongside the visual display. For rose lovers who assumed they had to choose between the ease of Knock Out® and the fragrance of traditional roses, White Knock Out® offers both.
Pure White Against Dark Foliage — An Unusual and Striking Combination
The dark green and burgundy foliage is what makes White Knock Out® visually distinctive within the Knock Out® family. Where most roses have standard green foliage that blends into the landscape, the deeper foliage tones create a rich, high-contrast backdrop for the pure white blooms, making each flower stand out more dramatically and giving the plant a more sophisticated appearance than standard green-leafed rose varieties.
Up to Nine Months of Bloom, No Deadheading Required
From spring through fall, up to nine months, White Knock Out® blooms continuously without deadheading, delivering the reliable, low-maintenance performance that has made the Knock Out® family the most popular landscape rose in America. Drought-tolerant once established, disease-resistant, and compact at 3–4 feet.
Why Gardeners Choose White Knock Out® Rose
- Fragrant with citrus scent — the Knock Out® rose you can smell
- Pure white blooms against dark burgundy foliage — striking high-contrast combination
- Up to nine months of bloom — no deadheading, no complex care
- Compact 3–4 foot habit — fits borders, containers, and small spaces
- Drought-tolerant once established — reliable with minimal water once rooted
- Wide zone adaptability — performs across a broad climate range
Survival Guaranteed!
Since 1816, Stark Bro’s has promised to provide customers with the very best fruit trees and plants. It’s just that simple. If your trees or plants do not survive, please let us know within one year of delivery. We will send you a free one-time replacement, with a nominal shipping fee of $9.99. If the item in question is not available, we can issue you a refund. Read more about our warranty policy.
Characteristics
| Characteristic Name | Value |
|---|---|
| Bloom Color | White |
| Hardiness Zone Range | 4 - 10 |
| Shade/Sun | Full Sun |
| Characteristic Name | Value |
|---|---|
| Soil Composition | Loamy |
| Soil Moisture | Well Drained |
| Soil pH Level | 5.5 - 7.0 |
Size & Spacing
Mature Size
Recommended Spacing
Zone Compatibility
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Tools & Supplies
Planting & Care
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