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Sep 17, The general rules for pruning Knock Out roses include: 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. Knock Out roses typically triple in size after pruning. Remove dead Estimated Reading Time: 5 mins. Aug 25, This video is aimed mainly at the novice rose grower and shows how to get the most out of your roses by encouraging them to put out a second flush of flowers.

After flowering, prune lightly and selectively to shape the bushes and control growth. Climbing and Rambling Roses These roses tend to bloom on old wood. It’s fine to remove winter-killed branches or otherwise damaged wood early in the year, but defer your annual pruning until summer, after the peak of bloom.