Double Knock Out® Rose

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. 

Type: 

Shrub 

Height: 

3' - 4'

Spread: 

3’ - 4'

Spacing: 

3'

USDA Hardiness Zone: 

5 - 11

Culture: 

Full Sun

Bloom Color: 

Red

Season of Interest: 

Spring, Summer, Fall

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, BordersNaturalized AreasWildlife Garden, Foundation Plantings, and Containers.

COMPANION PLANTS: Phlox, HyssopTickseed

IMAGE: Tony AlterRed Double Knockout Rose closeCC BY 2.0

*As plants have ranges in appearance they may not appear as the images shown.

Regular price$49.75
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  • Georgia Grown
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All plants are shipped through UPS ground services.  

Estimated Shipping Time: Your order may ship immediately, however most orders ship in 1-2 business days (we do not ship on weekends) from date of purchase. Once your order is shipped, you'll receive an email with a tracking number.

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Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose
Rosa ‘Radtko’ PP 16,202 ~ Double Knock Out® Rose