This is often the tallest of the stems, and almost always the thickest.
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.
The primary types of hybrids are.
When pruning azaleas to reduce height, particularly older plants, it is best to do the pruning in stages, to minimize the shock to the treenotch.clubted 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 treenotch.clubted Reading Time: 2 mins.
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 year. If you wait until the late summer or fall to prune, you risk cutting off the flower buds and all you will get next year is a bush full of green treenotch.clubted Reading Time: 2 mins.
Most gardeners want these graceful shrubs to retain their natural, relaxed form.
And soon after their blooms fade is the best time to remedy that situation and avoid pruning away next year's blooms. Buds for next year's blooms will start forming in mid-summer, so you have until roughly the end of June to prune your azaleas without danger of de-budding them. Azalea maze at the Getty Museum Garden - not for the home gardener!