
Rosa x 'Radrazz' ~ Knock Out® Shrub Rose, Red
Knock Out Rose is a compact care-free deciduous shrub with serrated purplish-green foliage that turns purple to burgundy in fall. Fragrant clusters of large cherry red flowers bloom from late spring until the first frost, and are followed by orange-red rose hips. Best grown in full sun and rich, moist, slightly acidic well-drained soils. Knock Out is highly resistant to common rose diseases and drought tolerant. Type: Shrub Height: 3' - 4' Spread: 3’ - 4' Spacing: 3' USDA Hardiness Zone: 5 - 9 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, Borders, Naturalized Areas, Wildlife