Broccoli bolting 4.
It is a practice that can severely reduce the structural integrity and health of trees. Learn more about pruning your trees and shrubs by contacting Aspen Arboriculture today! Lion Tailing Raise Crown/Canopy and Reduce canopy height Thinning Pollarding Topiary. Feb 12, Best offers for your Garden - shrubhauling.bar to Prune Aspen Trees. The aspen (Populus tremuloides) is an attractive shade tree th.
If you are unable to cut branches that are out of your reach, hire a professional to do that part of the pruning.
Although you can trim back an aspen tree at any time, some times are better than others. It's safest to prune when the tree's dormant, so do major pruning during winter whenever possible, or in early spring before buds swell and put out new leaves. If you prune in late winter or early spring, the tree exudes sap at the fresh cuts, which can be messy. If you would like to keep them more in check, you can have them 'pruned', but I wouldn't 'top' them the way they do under power lines and such, its pretty ugly.
A good, professional arborist can do a pruning where in they lose several feet in height and still look like a decent tree.