This will control leaf spot in addition to brown rot. Cytospora Canker Delay annual pruning until bloom. Prune to thin the trees and allow air to circulate and fruit and leaves to dry quickly after rains. Train new trees to promote wide angles between the major scaffold branches and the trunk. Remove old cankered peach trees before planting new peach trees.
Plastic ties impregnated with sex pheromone are available commercially.
They are hung in trees after bloom to disrupt mating and prevent production of the injurious larvae. Use in small orchard settings may not provide satisfactory control because of the potential for mated females to move in from nearby alternate hosts. The adult is a clear-winged moth that feeds on the cambium or inner bark of the tree, girdling it. The entire tree may be killed. Gummosis is often present but may be caused by other injuries.