When planting a young shrub, site your rose of Sharon in an area that receives.
Feb 08, In addition to reducing the height, you can cut out dead or diseased wood and remove any out-of-control branches back to the base. Because rose of Sharon blooms on the current season’s growth it should be pruned in late winter. Next winter, remove any new growth from the previous year and an additional third from the existing old shrubmulching.barted Reading Time: 3 mins. Aug 20, You can prune a Rose of Sharon up to 1/3 its castellis tree removal size, but this is only recommended if your plant isn’t doing so well.
Usually, Rose of Sharon plants that have been growing for several seasons needs a good cut back to allow healthier growth.