It is important to use the correct pruning shears and make the cuts at the correct angle and location. Q. My apple trees have been damaged by codling moths. A. Codling moths are difficult to control if built up season after season. There are several nonchemical methods that may help. It is best if your neighbors who have apple or walnut trees take the same steps.
Sanitation is important.
Remove rubbish and loose bark to reduce opportunities for moths to spend the winter. After spring bloom, monitor trees and remove and destroy any infected fruit. Clean up dropped fruit immediately. Other methods include bagging fruit, using pheromone traps and tree banding to catch larvae. Chemical treatment is difficult to time accurately and is destructive to natural predators and bees.