New wooden hydrangeas are additionally simpler to prune than previous wooden hydrangeas, primarily as a result of there may be much less guesswork about when and the way a lot to prune. Since buds solely kind in spring, slicing down these shrubs within the fall is not going to have an effect on the flowering time the next yr. These hydrangeas are additionally chilly hardy to zone 3 or 4, relying on the range, which means they’re an important selection for areas with chilly winters.
These hydrangeas additionally are likely to put out new progress rather a lot sooner than previous wooden hydrangeas, so it would be best to keep watch over them as they may generally begin to unfold. Pruning them again within the spring, summer time, or fall helps to maintain them at an affordable measurement. You may as well simply divide hydrangeas within the fall and replant the sections which have roots hooked up. Remember to add some good soil and compost whenever you replant them to offer them a very good begin.
When pruning these hydrangeas within the spring, search for any new buds which have began to kind. Though these shrubs will repeatedly put out new buds by means of spring and into summer time, slicing branches with new buds means you’ll have barely fewer flowers. Nonetheless, pruning additionally stimulates new progress, so trimming away any useless or broken branches will assist new ones to kind.