Space the process out over the span of a few years.
Oct 24, To prune wisteria, start in late winter when the branches are bare and easy to reach. Use pruning shears to cut the long shoots down until only 2 to 3 buds are left on each one, then snip off the whip-like water shoots. Avoid pruning again until late summer, right after the wisteria finishes flowering%(6).
Undertake the first pruning in summer, after wisteria finishes blooming. The plant's tendrils should be cut back to four to six leaves from the main stem. Removing vigorous vines redirects energy. May 17, When do you prune wisteria? You will want to prune wisteria in midwinter and again in the summer time. In the summer, pruning your wisteria should be done about two months after it flowers.
When it comes to how to trim a wisteria, you first should recognize that regular wisteria trimming should be done to control growth and encourage more flowers. You cut the season’s current shoots back to Estimated Reading Time: 2 mins. Feb 16, If the vine grows too vigorously, feel free to give it another haircut, though not as short as the winter one.
Don't be surprised to see a few flowers open afterward. Watch out for suckers growing near the base of the trunk. They like to slither along the ground like snakes until they find something to grab. Cut them off at the bushleaning.clubted Reading Time: 2 mins.
After you have cut back that way to a living side branch, it will sprout back down further on the old wood, then you can safely cut again and so forth all summer long until you have gotten rid of all the excess messy growth.
Here is a brief TV show in which I tell about wisteria and demonstrate cutting back to 2. Prune back the framework, or lateral, branches in summer after the wisteria blooms. Cut these back to approximately 12 inches long, making the cut within 1/4 inch of a healthy bud.
Step 4 Remove any crowded lateral branches that aren't growing along the wisteria trellis.