Photos are representative and may not match your specific variety.
Knock Out Rose
RoseRosa 'Radrazz'
- Full sun
- Zones 5–11
- 60 days to maturity
- Flowers
- 48" spacing
- Low water
- Perennial
- pH 6–7
Overview
The revolutionary rose that changed home gardening forever with its exceptional disease resistance and continuous blooming from spring to frost. This low-maintenance beauty produces clusters of bright cherry-red flowers without the fuss of traditional roses, making it perfect for busy gardeners who want stunning color all season long.
Planting
Plant container-grown roses in spring after last frost or fall 6-8 weeks before hard freeze. Dig hole twice as wide as root ball.
Growing
Sun: full. Water: low. Soil pH: 6–7. Space plants 48" apart. Germination: N/A - Propagated by cuttings.
Pests & diseases
Common pests: Japanese beetles, aphids, spider mites, thrips. Common diseases: Generally disease resistant, occasional canker or rust in humid conditions.