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For major pruning, the best time is in early spring before the plant is ready to put out new growth, so it has the full growing season to fill out and for the new growth to mature.
When pruning azaleas to reduce height, particularly older plants, it is best to do the pruning in stages, to minimize the shock to the shrubgrinding.barted Reading Time: 2 mins.
May 05, The best time to trim azaleas is after the blossoms have faded, but before the new blossom buds have started. The next year’s blossoms typically start forming at the beginning of July, so you must prune an azalea bush before then.
If you prune azaleas after the beginning of July, you may not get any flowers on the bush next year. The ideal time to give your azaleas a trim is within a three-week period after they finish blooming in spring. This gives the azaleas plenty of time to make flower buds (which appear as pale, fuzzy buds curled tight on the tips of branches) for next shrubgrinding.barted Reading Time: 2 mins.
When To Prune Azaleas Prune azaleas soon after they bloom in the spring or early summer. The perfect time is when spent flowers begin to discolor and shrivel. Cutting them back in late summer, fall, or winter will remove flowerbuds and keep them from blooming. Dec 17, Rejuvenating pruning is done in winter and maintenance pruning in early spring, but there are times of the year when an azalea should not be pruned.
Pruning after midsummer. Apr 20, When to Prune Azaleas The ASA says it’s best to prune azaleas in the early spring before new buds form.
This gives the plant a full season to fill out and grow new wood. Curtis says to also prune right after the blooms have faded, to get the best flower display for the following season.