Prune lilacs annually once the shrub is mature. ... They come in various sizes, from 3-foot-tall dwarf shrubs to sprawling trees that reach 25 feet tall. However, ...

As far as summer perennials go, catmint is at the top of horticulturist Christine Froehlich’s list for pruning. "The number ...

Some lilacs have the appearance of trees with a single thick stem, and grow to heights of up to 25 feet. These too can be pruned to about 8 inches off the ground if necessary for a fresh start.

Question: On my young shade tree, two branches suddenly zoomed up that are taller than the rest. Should I cut them back to the same height as the others? Answer: Your tree has produced two leaders.

Today’s column complements last week’s principles with information on when to prune specific kinds of flowering trees and shrubs. Several years ago a gardener asked for help with a lilac ...

Wait for maturity to prune: There is no need to prune lilacs at a young age. Langelo recommends waiting until the shrub reaches about 6 to 8 feet tall to prune.

Shrubs to prune mid-June or later (when they’re done blooming): • Forsythia • Lilac • Viburnum • Mock-orange • Hydrangea A cut above Basic pruning involves giving the tree a good once ...

To keep your lilacs looking their best, they need to be pruned, fertilized and shaped almost every year, soon after they are done blooming in the late spring. Don’t wait too long, as next year ...

To further encourage pruning, if these tree-form lilacs aren’t trimmed, they can become overly woody and begin declining. Sucker shoots growing from the base are also common, and need to be ...

Early bloomers include fruit trees, forsythia, lilac, magnolia, fothergilla, viburnums, ... Here are the cuts I make when pruning a tree, in the order I take them out: 1.

Creating an espaliered tree — pruning it to a rather flat, ... But the horticultural truth is, many times you don’t need to prune your flowering shrubs at all. Viburnums, spiraeas, lilacs, ...