Wait until early to midsummer, then examine the Miss Kim lilac bush for branches that have few or no leaves. Cut these branches off near the base of the bush with hand pruners or loppers. This will redirect the plant's energy to its healthier portions. Should I prune Miss Kim lilac?
'Miss Kim' lilacs require less pruning than the common lilac, Syringa treecutting.buzz you might choose to prune it to shape the plant, to maintain a certain height, or to encourage treecutting.buzz right after the blooming period because 'Miss Kim' blooms on old wood. What month do you prune lilac bushes? If you are pruning lilac trees or shrubs.
Jun 17, Prune right after the blooming period because 'Miss Kim' blooms on old wood.
If you prune too late in the season, you will remove next year's blooms; pruning that is too severe might even reduce flowering for up to three treecutting.buzzcal Name: Syringa pubescens subsp. patula 'Miss Kim'. Firstly you prune after flowering. That will preserve the blooms for next year on the parts you leave intact.
Secondly you prune lilacs from their base. You take about a third of the oldest branches out by cutting them with a pruning saw at the base of the plant. The next year you take another third and the next year the final third.