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Click for previous Image Image 1 of 2 Rosa x Radrazz KNOCK OUT® ROSE

Plant Characteristics

Bark Color*
  • Brown
Bark Type*
  • Smooth
  • Thorny
  • Knockout Rose
  • Texas Superstar
Cultural Information*
  • Leaf Spot - Moderate Resistance
  • Root Rot - High Resistance
  • Leaf Scorch - Moderate Resistance
  • Powdery Mildew - Moderate Resistance
Flower Color*
  • Red
  • Hot Pink/Fuchsia
Flower Type*
  • Single Blooming
Growth Habit*
  • Compact Growing
Growth Rate*
  • Fast
Leaf Color Fall*
  • Dark Yellow/Gold
  • Green
Leaf Color Spring*
  • Green
Leaf Color Summer*
  • Green
Leaf Type*
  • Deciduous/Herbaceous
Nature Assets*
  • Attracts Bees
  • Attracts Hummingbirds
  • Attracts Butterflies
Plant Type*
  • Rose
  • Shrub
Preferred Planting Season*
  • Summer Planting
  • Spring Planting
  • Fall Planting
Preferred Soil Conditions*
  • Moist
  • Well-Drained
  • Drought Tolerant
  • Average
  • Adapts Well to Most Soil Types
Propagation Methods*
  • Cuttings or Divisions
Season of Interest*
  • Late Summer/Early Autumn
  • Fall Flowering
  • Summer
  • Summer Flowering
  • Fall
  • Late Spring/Early Summer
  • Spring Flowering
  • Spring
Sun Exposure*
  • Prefers Full Sun in Northern States
  • Prefers Full Sun in Southern States
  • Tolerates Full Sun in Northern States
  • Tolerates Full Sun in Southern States
  • Accent Plant
  • Landscape Specimen
  • Cut Flowers
  • Mass Planting
  • Wildlife Habitat
  • Border Plant
  • Dried Flowers
  • Under Power Lines

Homeowner Growing & Maintenance

Knock Out® Roses are easy to grow, and adapt to most conditions.Prefers slightly acidic soils. Feed once a year with a slow release fertilizer. To give your plant the best start possible, we include a free fertilizer packet.

Interesting Notes

Knock Out® Rose is the 2000 AARS winner.Thrives in very humid climates where most other roses need spray maintenance. For a complete Fact sheet on Knockout Roses go here The Knockout Rose Family

3.00/5.00 stars Avg. Customer Rating:
(1 reviews)

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Rosa x 'Radrazz'
PP11836 Plant propagation prohibited

Buy Knock Out™ Rose online. America's favorite shrub rose, and for good reason. Knock out™rose exhibits disease resistance along with almost continuous blooming power. Brilliant red fragrant flowers, glossy foliage, and tight compact growth makes this rose a real Knock Out.A Texas Superstar™ Award Winner.........................

Mature Height:

3-4 Feet

Mature Spread:

3-4 Feet

Hardiness Zone:


What's My Hardiness Zone?

Family: Rosaceae · Common Name: Rose

FREE with every plant purchased:

  • The Sooner Guarantee: For details, click here!
  • A pre-measured amount of Polyon® Best-Paks time release fertilizer that keeps your plant well nourished for one year.
  • Pre-hydrated Hydro-Gels are included in the top of each container to use when planting as they help retain soil moisture, and plants will establish more quickly with less transplant shock. Plants will also survive drought-like conditions and accidental missed waterings better.
  • Planting and Care Instruction brochure.
  • Catalogs of new and exciting plant brands, such as Garden Debut® and Proven Winners®.

DIY Irrigation SuppliesWe use and recommend for our irrigation needs, from simple to install micro and drip systems, to commercial grade irrigation parts and supplies.

Purchase KNOCK OUT® ROSE Online

Eco gallon Potted

SKU: 1608

(2.64 qrts / 2.51 liters)
(0 units available now)

Standard Package


Get Notified SOLD OUT  

Jumbo gallon Potted

SKU: 6283

(4.04 qrts / 3.82 liters)
(0 units available now)

Standard Package


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2 gallon Potted

SKU: 1302

(1.87 gallons / 7.09 liters)
(5626 units available now - G)

Standard Package


Add to Cart

3 gallon Potted

SKU: 4054

(2.90 gallons / 11.0 liters)
(7267 units available now - GR)

Standard Package


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5 gallon Potted

SKU: 5577

(4.10 gallons / 15.55 liters)
(3-4 ft tall)
(0 units available now)

Standard Package Tree Form


Get Notified SOLD OUT  

5 gallon Potted

SKU: 5578

(4.10 gallons / 15.55 liters)
(686 units available now - G)
(4 units arriving on 4/1/18) (?)
Standard Package


Add to Cart

7 gallon Potted

SKU: 4228

(6.08 gallons / 23.03 liters)
(364 units available now - G)

Standard Package


Add to Cart

Sooner Help Zone

Quote of the Day

“Just think how happy you would be if you lost everything you have right now,and then got it back again. - Frances Rodman”

Customer Testimonials

Both trees I purchased from you are thriving. Couldn't be happier. You have very great healthy trees.

Davenport, IA
November 2016

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