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 manifest, it is recommended that the trees be eliminated, and the plant residue be destroyed by fire. As there are no documented willow tree varieties that are resistant or immune to the disease, selective breeding for resistance is not a control method utilized due to the limited extent and effect of watermark disease.