Today, we know that the cambium, or actively growing, layer of cells just below the bark is responsible for a successful tree ...

The cuttings being propagated are called scion wood, and the tree being grafted onto is known as rootstock. A variety of techniques can be used to cut and splice together the two sections of wood ...

There is good news about a beloved tree that was cut down in September. Arborists in England say they're encouraged after seeds and cuttings show signs of successful propagation.

Black walnuts Black walnut trees grow up to 50 to 75 feet, with dark bark and compound leaves. The tree produces an annual fall harvest of walnuts, enclosed in a green husk.