I did not know that it could cause skin irritation and that it was important.

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.