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Rose Profile

Knock Out®

Color: Red Class: Shrub Introduced: 1988 Best Zones: 5-11 Bloom Form: Singl Repeat Bloom: Yes

The original member of The Knock Out® Family, this shrub rose set a new standard in disease resistance with little to no maintenance required. The bloom cycle produces rich cherry red, hot pink blooms…

Photo courtesy of Angel Gardens Photo source

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At-a-Glance Profile

Garden Personality

A quick portrait of how this rose grows, blooms, and earns its place in a home garden.

Shrub Red none
Registered Name
‘Radrazz’
Breeder
Radler
Seller
Wildwood Nurseries
Introduced
1988
Best Zones
5-11
3-4 Height
3-4 Width
3.5 in Bloom Size
5-13 Petals

Bloom Style

How It Shows Up in the Garden

Bloom Form
Singl
Fragrance
none
Repeat Bloom
Yes

Garden Fit

Where It Is Most Comfortable

Rose Class
Shrub
Color Family
Red

Background

Breeding and Source Notes

Registered Name
‘Radrazz’
Seller Signals
Wildwood Nurseries

Where to Look Next

Rose Market

Start here if you are trying to buy this rose. This table is set up for quick scanning so you can compare seller listings, pricing, and current offers in one place.

Seller Listing Price Offers Link
Wildwood Nurseries Bare Root / Own Root $64.99 Visit Seller

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What Growers Notice

Notes, Photos, and Shared Experience

Read the overview first, then look through shared photos and real grower notes to get a better feel for how this rose behaves.

Overview

The original member of The Knock Out® Family, this shrub rose set a new standard in disease resistance with little to no maintenance required. The bloom cycle produces rich cherry red, hot pink blooms that will continue until the first hard frost. Black spot resistant, drought-tolerant and self-cleaning.

Catalog note: This rose record was merged with duplicate listings for Knockout on July 4, 2026.

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