Jul 08, Japanese tree lilacs generally require little, if any, pruning until they are about 3 years old. After this, any necessary pruning should be done immediately after the flowering period is over.
Remove dead or diseased branches, as well as any branches that interfere with the overall vase shape or clutter the interior of the tree.
May 26, In pruning your dwarf lilac tree, cut the branches back a bit, ideally only by 1/3 at the most. If you have any overgrown branches, then you may need to control these with more vigorous pruning. One of the things you’ll need to do with a dwarf lilac tree is to shape it.5/5(1). Unless plants have unsightly or broken branches, you can usually not bother with pruning until your plants are ten years old or more.
If your plants are six to ten feet high, maybe the same across, with older wood (thick branches, distinct bark like a tree), or perhaps branches that cross and rub on each other, you may think about pruning. Apr 02, The best time for pruning lilac bushes is right after their flowering has ceased. This allows new shoots plenty of time to develop the next season of blooms. Pruning lilacs too late can kill young developing buds.
If you are pruning lilac trees or shrubs entirely to within inches of the ground, it is best to do so in early spring. Jul 19, Pruning your lilacs is essential for healthy growth and ample blooming. For tree-type varieties, including Japanese tree lilac (Syringa reticulata) and Peking lilac. Common lilac pruning is also carried out for renovation purposes. Where your lilac is grown as a tree, dead-wooding will give it a health-boost and of course make it safer. It will also result in higher and smaller flowers in greater bushcutting.barted Reading Time: 6 mins.
11 rowsJul 12, The Japanese lilac is a deciduous tree-form lilac attractive enough to serve as a bushcutting.bar Botanical Name: Syringa reticulata.