Leonardo da Vinci’s sketch of a tree illustrates the principle that combined thickness is preserved at different stages of ramification. The math that describes the branching pattern of trees in ...

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

Squirrels, insects and lightning strikes may be the reason for dead tree branches. Pruning the dead branch will solve the problem in most cases. This has been a long, hot, wet summer and soon fall ...

What must you see to ID a tree? And what must you see during the winter, when a thick cover of snow sits atop leaf beds. That is what Bill Michaelek, manager and naturalist at Beaver Meadow Audubon ...

Do you have a tree with a dead, damaged, badly placed or rotting branch that needs to be pruned off? To avoid danger to yourself and damage to the tree, plan carefully before you cut. “Wood is heavy,” ...