Apple tree has roughly produced 250 medium sized fruit but branches have limb canker. How can I correct this?
Certified GKH Gardening Expert
Unfortunately, there is not good cure available. The only good method is to remove infected growth, and sterilize the area. Here is an article that will explain in more detail: https://www.gardeningknowhow.com/plant-problems/disease/weeping-amber-in-trees.htm