Professional Tree Trimming and Removal by Certified Tree Care Experts We also offer stump grinding, storm damage cleanup, and more Licensed and Insured Pruning   The finished product should be a 1/4-1/3 reduction in bulk of the tree’s crown, while still maintaining its’ natural shape.  Most importantly, for large trees close to a home, is the reduction in the bulk of the crown, which allows more wind passage, greatly decreasing the likelihood of the tree uprooting in a storm.