ANSI Standards of Pruning and Removal of Trees – The American national Standard for tree pruning is ANSI A300. Its development process was approved by the American Standards Institute The A300 standard has been drafted to address pruning specifications across all geographic areas.

Arboriculture – Cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants.

Arborist – Tree surgeon, or (less commonly) arboriculturist, is a professional in the practice of arboriculture, which is the cultivation, management, and study of individual trees, shrubs, vines, and other perennial woody plants in dendrology and horticulture.

Crown Thinning – Selective removal of one of the following items: dead, dying, or diseased branches, weak branches and water sprouts.

Crown Raising – Remove the lower branches to provide clearance from the ground or structure.

Dead Wooding – Where branches or limbs die off within a tree and can either break off or become vulnerable.

Pollarding – Pruning system involving the removal of the upper branches of a tree, promotes a dense head of foliage and branches

Pruning – The practice involving the selective removal of certain parts of a plant, such as branches, buds, or roots.

Stump Grinder – A stump grinder is a special tool that is used to grind away tree stumps and the roots beneath.

Tree Surgeon – (see Arborist)

Tree Topping – the practice of removing whole tops of trees or large branches and/or trunks from the tops of trees, leaving stubs or lateral branches that are too small to assume the role of a terminal leader.

Tree Trimming – electively cutting tree branches (and strategically choosing where to cut them) so the tree can grow properly and thrive. Tree trimming can help reduce imbalance in the tree growth; and it can be used to remove branches growing in a dangerous or inconvenient way over the property.

Tree Pruning – Selectively trimming limbs and branches that may be absorbing vital nutrients needed by the tree’s core in order to maintain overall tree health. By removing these outer elements, the nutrients can remain concentrated in the trunk and main branches, keeping the tree more vital.