Serving the Kansas City Metro for over 25 Years
Public Plant Profile

Sunny Knock Out Rose

Rosa x 'Radsunny'

Category: Deciduous Shrub • Rose

Sunny Knock Out Rose offers vibrant blooms and low maintenance, perfect for any garden.

Mature Height: 3-4 feet
Mature Width: 3-4 feet
Bloom Color: Yellow
Bloom Time: Spring to Fall
Light: Sun
Zone: Zones 5-9
Maintenance: Low
Growth Rate: Moderate
Season of Interest: Multi-season
Foliage: Deciduous
Bold Outdoors Verified Insight

Designed & Reviewed by

Josh Graber

Owner and Landscape Designer · Kansas State University · 25+ Years Experience

B.S. in Horticulture and Landscape Design – Kansas State University

25+ years of industry experience

Description

The Sunny Knock Out Rose is a vibrant addition to any garden, featuring bright yellow blooms that bring cheer and color. This hardy shrub is known for its disease resistance and continuous flowering throughout the season, making it a favorite for gardeners seeking low-maintenance beauty. Its compact size makes it suitable for borders or containers, providing a stunning display of color.

Ideal Conditions

Prefers full sun and well-drained soil. Tolerates drought once established.

Soil Preferences

Well-drained soil with moderate moisture; adaptable to various soil types and pH.

Sun Needs

Sun

Landscape Guidance

Landscape Use

foundation plantingmass plantingaccent

Special Features

Continuous bloomsdisease resistancefragrant flowers

Wildlife Value

Attracts pollinators and provides habitat for birds.

Resistance / Tolerance

Resistant to diseases and pests.

Notes from Our Designer

Great for colorful borders and low-maintenance gardens. Prune to encourage new growth.

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Use this page to get a feel for where Sunny Knock Out Rose may fit in the landscape, then explore similar plants below for more ideas on form, texture, and overall planting style.

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Is Sunny Knock Out Rose a good fit for Kansas City landscapes?

That depends on sun exposure, moisture, spacing, and how the plant will be used in the overall design. Bold Outdoors evaluates those practical conditions before recommending a plant broadly.

How should homeowners use this plant information?

Use the plant profile as a planning tool for size, conditions, and visual role, then connect it to the broader landscape design and installation plan for the property.

Next Step

Ready to plan your landscape?

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