Discover unique garden products curated by the Garden Design editors, plus items you.

Aug 21, Pruning to Reduce Size. Hybrid tea roses and shrub roses respond especially well to this type of pruning. Cut each branch back to an outward-facing bud. Roses can be cut back hard, but don’t remove more than 1/3 to 1/2 of the overall growth.

Hybrid tea roses should have an open vase shape after they’ve been shrubdisposal.buzzted Reading Time: 5 mins.

Upright shrub roses are often used to make bold statements in a garden due to their blooms and sprawling growth habit.

Knock Out Roses Pruning Steps: To maintain a size of 3–4’ w x 3–4’ h, Knock Out Roses should be cut back once a year to 12” high.

Check your rose bush from time to time in late winter/early spring, and when you start to see new shoots growing from the canes on your rose bush, that’s a good sign that it’s time to prune. Sep 17, Always prune in early spring when new shoots are beginning to form on the canes. Prune to about a third of the desired final size.

This could be as early as January or as late as May, depending on your climate.

Knock Out roses typically triple in size after pruning. Remove dead or damaged wood when you see it. Every two or three years, remove a third of old growth to rejuvenate the shrubdisposal.buzzted Reading Time: 5 mins.