Oct 11, Ensure a riot of flowers to enjoy next summer and put up your clippers after springtime. 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 bushremove.buzzted 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.
When To Prune Azaleas. The best time to shape or trim an azalea is after the spring flowers fade away, but don’t trim any later than July. Remember, less is more when it comes to chopping hunks of beautiful azalea. Allow the plant to do its thing, and just control the size to preference. Eliminate weak, brittle sprigs that drain vibrance. Azaleas require pruning to achieve a lush spreading habit.
The shrubs bloom on last year’s growth, so pruning is usually done after the show is over. But if there are dead branches or lanky suckers, it’s best to pick up the loppers and trim them out, no matter the season. Once the plants are shaping up, mark your garden chore calendar with “azalea pruning” in early to mid-June, before buds set for next spring. May 05, In general, you should not prune after July. If you wait too long and prune in late summer or fall, you'll be taking off the maturing buds that will turn into next spring's flowers.
If you forget to prune, it's best to just wait until the following spring, unless you don't mind having gaps in your blooms%.