Not pruning an oak tree can leave it unhealthy and diseased, increasing the risk of dropping branches, especially during ...

Some trees can be pruned in winter, while other trees grow better when they’re pruned in spring. But no matter what types of trees you’re growing, early fall is the worst time to prune trees.

Now is the time for some winter pruning on ornamental shrubs and trees. From December to late March is the perfect time to prune most (but not all) of your trees and shrubs.

Based on a second assessment of the Davis Meeker Garry Oak tree, ... 400-year-old Tumwater tree may be spared. ... from basic pruning and monitoring to supplement support systems and root management.