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Knock Out Roses

Low-maintenance. Cold-hardy. Long-blooming. Reliable color. You could say the Knock Out® Family of Roses has many reasons to be the number one selling rose in America!

Bred especially for their disease-resistance by award-winning rose breeder Bill Radler, Knock Out® Roses are hailed for their easy care, beautiful blooms and vigorous growth habits. If you’re looking for a low maintenance rose with stunning color, look no further than a Knock Out® Rose.

Enter your zip code to find your hardiness zone, see which trees and plants are best suited for your area, and learn your next ideal planting time.

Knock Out Roses

Promise of Satisfaction

Since 1816, Stark Bro's has promised to please customers with the very best fruit trees and landscaping products, no matter what. If for any reason you are not completely satisfied with your purchase, let us know within a year of delivery and we will send you a free one-time replacement or a refund of the full purchase price.

Tag Variations

knockout roses, knock out roses, knockout roses colors

Which option is best for me?

Bare-root Trees

Trees that are shipped without soil to ensure good contact with soil in your yard. When shipped, they are about 3-4' tall with 3/8" or larger trunk diameter. When they mature, they will be one of three sizes*:

Dwarf

Matures to be about 8-10' tall and wide. Provides an abundance of full-size fruit.

Semi-Dwarf

Matures to be about 12-15' tall and wide. Gives maximum fruit yield per square foot.

Standard

Matures to be about 15-25' tall and 20' wide. A multi-purpose fruit and shade tree.

Stark Supreme Tree®

Top-grade, bare-root trees that give you a head start on growing. When shipped, they are about 4-5' tall with 5/8" or larger trunk diameter.

EZ Start® Potted Trees

Trees in bottomless pots that allow some roots to be air pruned, so that a dense mass of productive, feeder roots can grow within the pot to make transplanting easier. Mature sizes vary. When shipped, they are about 1-2' tall.

Select EZ Start® Potted Trees

Top-grade, potted trees chosen to give you a head start on growing. When shipped to you, they are about 3-4' tall.

*Tree sizes may vary by variety. See our Growing Guide for details.