Double Knock Out Shrub Rose

#24880

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(Plant Patent #16202, Var; RADlko) The next generation in the Knock Out family features full, double, cherry-red flowers with classic rose form. Just as resistant to black spot as the original Knock Out and has the same continuous bloom cycle, with slightly better winter hardiness. Resists many insect pests as well. Plants have attractive purplish-green foliage. Hardy zone 4. Grown own root. Flower Size: 1 1/2" Fragrance: None Hybridizer: Radler, 2005.

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Product Details

Zone: 4 to 10

Page Number: 33

Planting Season: Spring

Fertilizer Type: 5-5-7

Flowering Season: Summer

Light requirements:

Fragrant: n

Size Shipped: 2 year, #1 grade

Bareroot: y

Deciduous: y

Shipping Details

State Restrictions: AK;HI;ID

Physical Details

Height: 36 to 48

Flowering: Yes

Petal Count: 18

Foliage Color: Purple-Green

Flower Color Red

Spacing: 36 to 48

Bareroot: y

Deciduous: y

Prune Time: Late fall and early spring

Hybrid / Open Pollinated: Open Pollinated

Resistance Details

Pest Resistant: y

Disease Resistant: y

Scientific Details

Genus: Rosa

Species: hybrida

Subspecies: RADtko

Common Name: Double Knock Out Shrub Rose