Shrub Rose Double Red Knock Out 3g
Shrub Rose Double Red Knock Out 3g
49 in stock
Full sun and Partial shade
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Shrub Rose Double Red Knock Out® – 3 Gallon
Description
The Double Red Knock Out® Rose (*Rosa* 'Radtko') is a standout, low-maintenance shrub rose renowned for its continuous display of vibrant, double red blooms from spring until frost. This compact, bushy rose is exceptionally disease-resistant and heat tolerant, making it an ideal choice for borders, mass plantings, foundation beds, or containers. Its deep green foliage provides a lush backdrop for the showy, lightly fragrant flowers, and the plant thrives with minimal care. Once established, the Double Red Knock Out® Rose is drought tolerant and perfect for gardeners seeking reliable, season-long color and easy upkeep[1].
Key Features
- **Botanical Name:** *Rosa* 'Radtko' PP16202
- **Common Name:** Double Red Knock Out® Rose
- **Container Size:** 3 Gallon
- **Mature Size:** 3–4 ft tall and wide
- **Bloom Color:** Bright, double red
- **Bloom Time:** Continuous from spring to frost
- **Foliage:** Deep green, glossy
- **Sunlight:** Full sun (6–8 hours daily) to partial sun
- **Soil:** Well-drained; adaptable to various soil types
- **Water Needs:** Average; water at the base, 1–2 inches per week
- **Hardiness Zones:** USDA 5–11
- **Maintenance:** Very low; self-cleaning (no deadheading required), prune in late winter or early spring
- **Special Features:** Disease resistant, drought tolerant, heat tolerant, lightly fragrant, excellent for cutting, attracts pollinators, non-toxic to pets and people
Care Instructions
1. **Planting:** Select a sunny location with well-drained soil. Dig a hole slightly larger than the container, loosen the roots, and plant at the same depth as in the pot. Space plants 3–4 feet apart.
2. **Watering:** Water deeply at the base once or twice weekly, more often in hot, dry weather. Avoid overhead watering to prevent disease.
3. **Fertilizing:** Feed with a rose fertilizer after the first bloom cycle, following package instructions.
4. **Pruning:** Prune back to 12 inches in late winter or early spring to maintain compact size and encourage vigorous growth.
5. **Mulching:** Apply a 2–3 inch layer of mulch to retain moisture and suppress weeds.
Landscape Uses
- Borders and mass plantings
- Foundation beds
- Hedges and screens
- Patio containers
- Pollinator and butterfly gardens

