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. May 20, If your lilac is a grafted variety, make sure you don’t prune below the graft union. Over the next couple of years, take out the remaining two thirds of the old stems. Your lilac bush should respond and fill in with lush, healthy new growth from the base, with more flowers on the lower bushfelling.buzzted Reading Time: 2 mins.
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. How to Prune Lilacs After Blooming. Lilacs (Syringa spp.) are shrubs or small trees prized for the fragrant clusters of white, pink or purplish flowers they produce in spring.
Following blooming. Apr 28, To prune your lilacs, start deadheading in early-to-late spring by cutting the flowers at their base just after they’ve reached their peak. You should also cut any flowers that are already dying so they don’t sap energy that could be used for new growth%(4).
Jan 09, The shoots or suckers coming up around the base of grafted Lilacs will not be the same bloom type. Less intense renovation prune.
You can also do a renovation prune over a 3 year period. When pruning this way cut out any dead or weak canes, then cut out 2/3rds of the suckers or shoots coming up at the base, leave 1/3 for future blooming stems. Dec 10, Cut spent flower heads off after the lilac has finished blooming, when one or two new shoots become visible under the flower cluster.
Make the cut just above a new shoot or bud.