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

Plant Characteristics

Bark Color*
  • Brown
Bark Type*
  • Thorny
  • Smooth
  • Knockout Rose
  • Texas Superstar
Cultural Information*
  • Powdery Mildew - Moderate Resistance
  • Leaf Spot - Moderate Resistance
  • Root Rot - High Resistance
  • Leaf Scorch - Moderate Resistance
Flower Color*
  • Yellow
  • White
Flower Type*
  • Single Blooming
Growth Habit*
  • Compact Growing
Growth Rate*
  • Fast
Leaf Color Fall*
  • Green
  • Dark Yellow/Gold
Leaf Color Spring*
  • Green
Leaf Color Summer*
  • Green
Leaf Type*
  • Deciduous/Herbaceous
Nature Assets*
  • Attracts Hummingbirds
  • Attracts Bees
  • Attracts Butterflies
Plant Type*
  • Rose
  • Shrub
Preferred Planting Season*
  • Summer Planting
  • Spring Planting
  • Fall Planting
Preferred Soil Conditions*
  • Adapts Well to Most Soil Types
  • Moist
  • Well-Drained
  • Drought Tolerant
  • Average
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
  • Tolerates Full Sun in Northern States
  • Tolerates Full Sun in Southern States
  • Prefers 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

White Out™ is from the creator of The Knock Out® Rose, however it is NOT a member of The Knock Out® Family of Roses.

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Rosa x 'Radwhite'
PP20273 Plant propagation prohibited

Buy White Out Knock Out™Rose online. A excellent introduction from the same breeder as the Original Knockout Roses. Continuous and abundant cream colored blooms contrast the deep almost black foliage. Very compact and disease resistant.White Out™ will satisfy landscapers and homeowners in most parts of the country except for the areas that are most susceptible to black spot. Although prone to some black spot, it wont be detrimental to the aesthetics of the plant or its surrounding landscape. It is an efficient, more compact alternative to Iceberg. In fact, it is the best white shrub rose we have introduced since Sea Foam over 45 years ago.

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.


Jumbo gallon Potted

SKU: 6349

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

Standard Package


Get Notified SOLD OUT  

2 gallon Potted

SKU: 5575

(1.87 gallons / 7.09 liters)
(0 units available now)

Standard Package


Get Notified SOLD OUT  

3 gallon Potted

SKU: 6085

(2.90 gallons / 11.0 liters)
(1839 units available now - G)

Standard Package


Add to Cart

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Quote of the Day

The taste of foregiveness is much sweeter than the taste of bitterness

Customer Testimonials

I was really pleased with the order and your service. The plant quality is excellent, and the packaging was top notch, no damage to the tree whatsoever.

Jamison, PA
November 2016

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