Which branches — if any — should you be cutting off your young trees? You can't glue the wrong choices back on!

First, select a species that will match the conditions and limitations of the desired planting site, often referred to as “right plant, right place.” ...

Tree topping involves indiscriminately cutting back a tree’s canopy with little to no regard for natural structure or proper pruning techniques.

A new study shows that the shape of urban trees affects how pollen travels through the air, which could help cities reduce allergy exposure.