Sep 21, Prune for height and spread in the late spring or early summer immediately following bloom.
Prune following the natural shape of the shrub and only remove what is necessary to prevent when your Meyer Lilac from encroaching on other plants or a structure. Apr 02, Most lilacs don’t require pruning until they reach about 6 to 8 feet ( m.) tall. The best time for pruning lilac bushes is right after their flowering has ceased. This allows new shoots plenty of time to develop the next season of blooms. Pruning lilacs too late can kill young developing buds.
If you are pruning lilac trees or shrubs entirely to within inches of the ground, it is best to do so in early spring. If you are simply doing some corrective pruning, do it when dormant and forgo a few flowers for overall plant health as structural pruning is more important than some flowers. If you are pruning because you think you should prune because that's what everyone does on Saturday morning, then wait until next year after flowering so you don't ruin the show with your dutiful actions.
Jul 08, Start by taking out the thickest stems first. Although you'll be losing some flowers for the current year, pruning overgrown lilacs is easiest early in the spring before the branches leaf out. After three consecutive years of pruning your overgrown lilac. Oct 06, You should resist the temptation to prune or trim your lilac bush until it is at least 6 ft. tall, which typically occurs during the second or third year of growth.
At this point, there will be enough excess stems and blooms for optimal shaping. Remove lilac blooms from the bush when they start turning brown. Trace the flowering stem back to where horizontal shoots emerge from it. Cut the flower off just above the first set of horizontal branches, using hand pruners.
Aug 15, The Korean lilac does not grow fast, so it isn’t necessary to trim it every year. But after it has reach full blooming during the spring and summer season, you should remove and withered and old foliage and flowers.
As soon as the lilac bush's flowers are dead, trim each flower stem back to the leaves, removing all trace of the flowers. This step stops the lilac from using its energy to make seeds. It requires pruning immediately after the first flowering season is over.
Pruning the older branches with spent blooms is crucial to induce the production of fresh flower buds. By doing so, you can enjoy lavender pink blooms again in the fall. While pruning this bush, use pruning clippers, and trim one-third of the crowded old twigs to ground level.