Some Common Shrubs For Low and Medium Elevations in Arizona, Plant Sciences Department, University of Arizona, Tucson, AZ General Tips on When to Prune Trees / Shrubs The following table provides optimal pruning times. Very light pruning can be done anytime if proper pruning techniques File Size: 27KB. When it comes to shaping your plant, selectively pruning is preferred over shearing. It may take a little more time than shearing, but pruning is the better technique for your plant’s health and appearance over time.
Here are a few important differences between shearing and pruning a shrub: Pruning cuts encourage growth throughout the plant. Mar 02, To create a round, bushy shrub, start low on the oleander and then cut only at the joints. Also called nodes, they are where three leaves grow out from the branch.