When to prune knock out roses?

Pruning Tips for Knock Out Roses When it comes to pruning Knock Out rose bushes, I recommend the best time when to prune Knock Out roses is in the early spring just as with any other rose bushes. Prune out the broken canes from the winter snows or wind whipping of the bushes. read more

How to Prune Knockout Roses. Knockout roses are a relatively low-fuss variety that can make a welcome addition to any yard or garden, but they do require a little seasonal pruning in order to grow healthy and beautiful. read more

Knockout roses growing at Harry P. Leu Gardens in Orlando, Florida. Knockout roses pruning is simple. Knock Out rose bushes don't require the picky hand pruning that many roses need. They can be sheared like any other hedge, or left unpruned. Cutting them back to 18 inches each spring will result in more vigorous growth and more abundant bloom. read more