How to prune an established shrub rose. For the last part in our pruning series, we take a look at the best way to care for an established shrub rose. By established, we mean a rose that’s flowered for two or more summers. From keeping them to the ideal height to removing weak stems and foliage, our Head Gardener, Steve takes you through everything step by step. Please remember that due to the mild winter here in the UK, it’s important to prune your roses as soon as possible. If you missed our p