This fungal disease affects foliage on many kinds of willow. Although the foliage is unsightly, the growth of the tree is not affected. Good sanitation practices are the only recommended control, though spring fungicide applications against twig blight might offer some control. 2 pages.
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Details
Title
Marssonina Leaf and Twig Spot on Willow
Creators
Roy M. Davidson (Author)
Ralph S. Byther (Author)
Academic Unit
Publications, WSU Extension
Series
Extension bulletin (Washington State University. Extension); EB1778
Publisher
Washington State University Extension; Pullman, Washington
Identifiers
99900501053201842
Copyright
In copyright ; openAccess ; http://rightsstatements.org/vocab/InC/1.0/ ; http://purl.org/eprint/accessRights/OpenAccess