Double Knock Out® Shrub Rose
Rosa x 'Radtko' PP #16,202
SKU
03090
A maintenance free rose that continually produces self-cleaning double candy apple red flowers with a slight spicy fragrance. Unsurpassed resistance to black spot and downy mildew leaf diseases. This rounded, bushy, well-behaved shrub creates an excellent low hedge or accent. Deciduous.
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Full sun
Water regularly, when top 3 in. of soil is dry.
CHECK RETAILERS FOR AVAILABILITY:
- 101 Market
8980 Quantrelle Ave. N.e. Otsego MN 55330
- 14th Street Garden Center
793 Jersey Ave. Jersey City NJ 07303
- 3rd Avenue Floral & Greenhouse
1110 3rd Ave. West Dickinson ND 58601
- 4 Ever Green Ldsp. & Dgn
21457 214th Circle Ave Milford IA 51351
| Botanical Pronunciation | ROH-zuh |
|---|---|
| Average Size at Maturity | Fast growing; reaches 3 to 4 ft. tall and wide. |
| Bloom Time | Spring through Fall |
| Design Ideas | Ideal to integrate into shrub or mixed borders for solid, long-season color without additional care. Makes a fine addition to south and west facing foundation beds. Use in the back of perennial borders to intensify season long color. Plant in irregular groupings for a large scale cover that blocks weeds. Great in pairs to flank an entry, steps or gate. Plant en masse to create a low, semi-formal hedge or to clean up unattractive paving edges around porches and patios. |
| Deciduous/ Evergreen | Deciduous |
| Flower Attribute | Fragrant, Long Bloom Season, Repeat Flowering, Showy Flowers |
| Flower Color | Red |
| Foliage Color | Green |
| Garden Style | Cottage, Mediterranean |
| Growth Rate | Moderate |
| Landscape Use | Border, Container, Hedge, Mass Planting, Rock Garden, Specimen, Cutting Garden, Accent |
| Light Needs | Full sun |
| Patent Act | Asexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent. |
| Soil Needs | Flower & Rose Food |
| Special Feature | Attracts Butterflies, Easy Care, Improved Disease Resistance, Pet Friendly |
| Water Needs | Moderate |
| Watering Needs | Water regularly, when top 3 in. of soil is dry. |
| Companion Plants | Spruce (Picea); Holly (Ilex); Potentilla (Potentilla); Tickseed (Coreopsis); Phlox (Phlox); Hummingbird Mint (Agastache) |
Thrives in enriched, loamy, well-drained soil. Water deeply, regularly in first growing season to establish root system; avoid overhead watering. Feed before new growth begins in spring; repeat mid-season. Mulch to keep roots cool. Prune in late winter or early spring after threat of frost is gone to promote vigorous new growth.
This Plant's Growing Zones: 5-9
Your USDA Cold Hardiness Zone:
Your climate may be too cold for this plant