Jul 08, The time to prune mature lilac plants is just after the flowers have faded in the spring. Lilacs set next season's flower buds almost immediately, so late pruning will mean sacrificing the next year's flowers. Pruning early also gives new shoots more time and energy to develop, ensuring plenty of blooms for the following spring.
May 20, New lilac bushes don't require maintenance pruning until they are about 6 - 8' tall. The time to prune mature lilac plants is just after the flowers have faded. They set the next season's flower buds almost immediately, so late pruning will mean sacrificing next year's flowers. Jun 19, 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 young developing buds.
Deadheading, should be done as soon as possible after the flowers fade. Mar 02, When is the best time to prune flowering shrubs and hedges, such as dwarf cork bushes, azaleas, rhododendrons, and lilacs?
- M.S., Mahopac, NY. Early spring, before growth begins, is an ideal time to prune flowering shrubs and ornamental shrubs, especially those grown for their foliage rather than their flowers. 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 treemulch.buzz: K.
Prune In Late Spring: You must have observed that the lilac bushes bloom only on old growth. Prune them right after they have finished blooming, and before they have started budding for the next year’s show. They are perennial plants that bloom in the spring.
Occasional pruning is all that’s necessary to keep this outstanding shrub happy. A few other shrubs rank right up there with the same ease and satisfaction. There are more than varieties of buddleia (butterfly bush, summer lilac, orange eye) that are exceptionally easy to grow here on Nantucket.