Red Double Knock Out® Rose delivers vibrant red, double-petaled blooms with unmatched disease resistance and repeat flowering. A low-maintenance, sun-loving shrub perfect for hedges, borders, or containers.
Red Double Knock Out® Rose – Bold Color, Minimal Effort
Red Double Knock Out® is the ultimate low-maintenance rose for continuous color and performance. Its lush red double blooms appear in waves from spring through fall, creating a show-stopping garden presence with very little care.
Whether planted as a vibrant hedge or used as a specimen shrub, this variety offers unbeatable disease resistance, eliminating the need for spraying. A favorite for busy gardeners who want maximum color with minimal work!
- 🌹 Rich red double blooms
- 🔁 Blooms repeatedly from spring to frost
- 🛡️ Superior resistance to black spot and mildew
- 🌞 Thrives in full sun
- 💪 Tolerates heat, humidity, and drought once established
Design Tip: Use in mass plantings or mixed shrub borders for continuous color and bold impact.
Growing Zones: 5–10 outdoors

| Mature Height: | 3–4 ft. |
| Mature Width: | 3–4 ft. |
| Sunlight: | Full Sun |
| Botanical Name: | Rosa ‘Radtko’ PP16202 |
| Growth Rate: | Fast |
| Type: | Flowering Shrub Rose |
| Flower Color: | Red |
| Bloom Time: | Spring through Fall |
FAQ’s
Is Red Double Knock Out® a true repeat bloomer?
Yes, it reblooms continuously from spring to frost with minimal deadheading.
How often should I water it?
Water regularly the first season. Once established, it’s drought-tolerant and only needs supplemental water during dry spells.
Does it need pruning?
Prune in early spring to shape and encourage new growth, though it’s not strictly necessary every year.
Can it be grown in containers?
Yes, it’s well-suited to large pots or patio planters with good drainage and full sun exposure.


























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