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Image Property of Sooner Plant Farm

Image Property of Sooner Plant Farm

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*
  • Light Yellow
  • Yellow
Flower Type*
  • Single Blooming
  • Fragrant
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 Hummingbirds
  • Attracts Bees
  • Attracts Butterflies
Plant Type*
  • Shrub
  • Rose
Preferred Planting Season*
  • Spring Planting
  • Fall Planting
  • Summer Planting
Preferred Soil Conditions*
  • Drought Tolerant
  • Moist
  • Average
  • Adapts Well to Most Soil Types
  • Well-Drained
Propagation Methods*
  • Cuttings or Divisions
Season of Interest*
  • Summer
  • Summer Flowering
  • Fall
  • Late Spring/Early Summer
  • Spring Flowering
  • Spring
  • Late Summer/Early Autumn
  • Fall Flowering
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
  • Mass Planting
  • Wildlife Habitat
  • Border Plant
  • Dried Flowers
  • Under Power Lines
  • Accent Plant
  • Landscape Specimen
  • Cut Flowers

Homeowner Growing & Maintenance

Knock Out® Rose is 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

Thrives is very humid climates where other roses have disease problems and need spray maintenance. For AARS info and photos click here. For a complete Fact sheet on Knockout Roses go here The Knockout Rose Family

4.00/5.00 stars Avg. Customer Rating:
(2 reviews)

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Rosa x 'Radsunny'
PPAF Plant propagation prohibited

Buy Sunny Knock Out® Rose online. Produces abundant single 3 inches wide bright yellow flowers with 5 to 6 petals. This bushy, compact and rounded shrub has dark green semi-glossy foliage, resistant to black spot, powdery mildew and rust. More disease resistant that its famous parent and grows to 3 foot high and wide. No flower fragrance, but the petioles release a strong sweetbriar fragrance similar to Rainbow Knock Out®.

Mature Height:

4-5 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: 6524

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

Standard Package


Get Notified SOLD OUT  

2 gallon Potted

SKU: 2432

(1.87 gallons / 7.09 liters)
(25 units available now - P)

Standard Package


Add to Cart

3 gallon Potted

SKU: 5581

(2.90 gallons / 11.0 liters)
(558 units available now - G)
(2 units arriving on 4/1/18) (?)
Standard Package


Add to Cart

5 gallon Potted

SKU: 5582

(4.10 gallons / 15.55 liters)
(525 units available now - G)

Standard Package


Add to Cart

Sooner Help Zone

Quote of the Day

You cannot stay where you are and go with God

Henry Blackaby, Experiencing God

Customer Testimonials

Plants looked like I picked them up from your place of business. Planted immediately. Great value and excellent service

Statesville, NC
July 2014

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