The basic principles of pruning roses are the same as pruning anything else: cutting back hard will promote the strongest growth, while light pruning will result in less vigorous regrowth. Remove dead ...
Remove one-third to one-fifth of the oldest stems every two to three years. Prune those oldest stems back to 2 inches above ground level. Summer-blooming shrubs (bloom on new wood) Smooth and panicle ...
This will allow more light to pass through the shrub. You can trim other areas as needed, but try not to remove more than one-third of the plant per year. Pro Tip: If you are trying to reduce the size ...