Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202
- 1 available.
- Backordered, shipping soon
Double Knock Out Rose is a continuous blooming upright deciduous shrub with abundant clusters of large cherry red double flowers which bloom from spring until the first frost. The purplish-green foliage has no fall color. Best grown in full sun and rich, moist, slightly acidic well-drained soils. Resistant to black spot.
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Type: |
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Height: |
3' - 4' |
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Spread: |
3’ - 4' |
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Spacing: |
3' |
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USDA Hardiness Zone: |
5 - 11 |
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Culture: |
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Bloom Color: |
Red |
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Season of Interest: |
MAINTENANCE NEEDS: Medium Maintenance. Roses are susceptible to powdery mildew, black spot, rust, and rose rosette and require regular fungicide in humid areas that experience a lot of rainfall. Pest issues include aphids, borers, scale, mites thrips, midges, and leafhoppers.
LANDSCAPE USES: Accents or Group Plantings, Borders, Naturalized Areas, Wildlife Garden, Foundation Plantings, and Containers.
COMPANION PLANTS: Phlox, Hyssop, Tickseed
IMAGE: Tony Alter, Red Double Knockout Rose close, CC BY 2.0
*As plants have ranges in appearance they may not appear as the images shown.