If symptoms are present it is recommended that the trees are felled, and the plant matter is destroyed by burning. There are no known clones of willow tree that are resistant or immune to the disease. Breeding for resistance is not a control method that is employed due to the limited incidence and impact of watermark disease.
If symptoms are present, it is advisable to remove the trees and destroy the plant material through burning. Given that there are no known willow tree clones resistant or immune to the disease, genetic selection for resistance is not a viable control strategy due to the limited prevalence and influence of watermark disease.