Jun 19, This will keep a younger bush looking nice, but older ones need more intense pruning. Knowing when to trim older lilac bushes is important. Most lilacs don’t require pruning until they reach about 6 to 8 feet tall. The best time for pruning older lilac bushes is right after their flowering has ceased.
This allows new shoots time to develop the next season of blooms. Pruning too late can kill Estimated Reading Time: 3 mins. Jul 08, 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 in this way, new shoots should comprise the bulk of the plant. May 12, Asked on May 12, When is the right time of year to prune lilac bushes.
Answer + 1.
Apr 28, Pruning lilacs and rhododendrons right after they finish blooming is best when they grow too big for us to enjoy their flowers. Cutting them back removes the old flowers and also lowers the tops for a better view.
Do it in late spring to allow plenty of time for new shoots to grow and for next year’s flower buds to form. Jun 10, This type of pruning goes beyond a lighter annual pruning to severely cut the bush or tree back, allowing for new growth to occur.
Do your assessment in early spring, before the lilac has come back to life. This is the best time of year for a deeper shrubremoval.buzz: K. Jul 23, I live in Central Ontario Canada What time of year should I trim lilac bushes to ensure that I get flowers next - Answered by a verified Home Improvement Expert.
Don’t just walk up to your bushes and start chopping away.