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 shrubdisposal.buzzted Reading Time: 2 mins.
May 05, When to Trim Azaleas. 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. Sep 17, Always prune your plants in late spring or early summer, shortly after flowering, because azaleas set their flower buds for next year during the summer.
Prune too late and chances increase that you will remove flower buds. Several light prunings early in the growing season will help your azalea develop the nicest form. Remove shaded-out branches first, since. Oct 11, Since azaleas bloom on old wood, they produce flower buds on last year's growth. 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 Estimated Reading Time: 2 mins.