Non-Chemical Management
- Plant more resistant varieties such as 'Angelis', 'Halford', 'Johnson', 'Stuart', and 'Walton'. These varieties may not be suitable for western Washington.
- Plant in full sun.
- Space trees and prune to provide good air circulation.
- Carefully prune out severely affected shoots. Remove infected fruit.
- Minimize irrigation around trees as much as possible.
- Remove nearby susceptible rose bushes.
Select non-chemical management options as your first choice!