Apr 02, If lilac bushes are already too large or becoming unsightly, however, pruning the entire bush or tree to about 6 or 8 inches ( cm.) off the ground may be necessary. Keep in mind that you may have to wait for flowers, as it takes about three years for them to develop once the entire shrub has been treelopping.buzzg: Brentwood TN. Jul 08, If you can't stand the look of your old lilac or you just want a quicker approach, you can take the drastic measure of cutting back the entire plant to about 6 to 8 inches above the ground in the early treelopping.buzzg: Brentwood TN.
Shrub lilacs and bush lilacs are short and compact.
Tree lilacs can grow up to 25 feet ( m.) high and have a tree-like appearance, but their many stems tend to get them classified as bushes.
They are not technically trees, but they get big enough that you can treat them as if Missing: Brentwood TN. Apr 28, You should also cut any flowers that are already dying so they don’t sap energy that could be used for new growth.
Then, use a hand clipper to cut back any extra-long stems all the way down to where side shoots are growing. Tipping off your lilacs in this way will encourage them to sprout new, healthy growth near those cuts%(4).
Dec 10, Cut one or two of the lilac's oldest stems back to the base of the plant if the shrub is several years old and becoming bare or scraggly looking at the base. This encourages the growth of new Missing: Brentwood TN. As the plant grows, the amount of wood increases. The wood, if not removed, creates a visible hole in the center of the lilac bush. Allow the new shoots to cover this hole, and replace the old wood. If the plant is new, light pruning will be enough. But, if they are old, overgrown shrubs and bushes, you need to cut all the unnecessary treelopping.buzzg: Brentwood TN.