When they touch, they wear away their bark. Over a slow process that takes many years, the trees naturally graft together and ...

Twelve-year-old Milo Weinberg remembers the apple tree at Cambridge’s Tobin Montessori School like an old friend. He played around its trunk for ... a process called grafting – a method ...

Moles do not cause damage to the tree bark since they are meat eaters looking for grubs ... However, if the feeding damage totally encircles the trunk, the tree is “girdled” and will not survive ...