Step 1.

In late winter, cut the trees back to within about 1-2 feet (30-60 cm) of where you wish to place the grafts. Some grafters believe that leaving a "nurse limb" (a modest size scaffold low in the tree) will help the grafted tree through its first grafted season. Others skip this step.

Picture of a nurse limb:

The day you graft the tree, cut the limb off to the point you wish to place the grafts.
To Step 2.

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