Knockout roses are a very very popular shrub rose in North America. Lots of beginner gardeners are nervous about when and how to prune your roses. Once roses are established, that means they have been in their location in the ground for more than three growing seasons, roses love to be pruned. we would prune all of our knockout roses down to 12 inches tall at the end of the winter season when the green leaves just start to open. Many people , like my client in this video, are afraid to cut their