Apple tree cankers
What is it? growths-Pink swelling (bumps) on trunk, including graft,and laterals. This is an espalier that was planted in 1997. M9/111/Arkansas Black Should tree be cut down?
Washington County Oregon
Pruning canker out of an apple tree is the usual cultural control recommendation, so having the canker at the graft location is a real concern. Please provide photos of your tree, as there may be a different issue, so correct diagnosis is important.