Question: Please help me identify what this is on PUSSY WILLOW leaves in Thomaston Maine. Thank you.
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Question
Please help me identify what this is on PUSSY WILLOW leaves in Thomaston Maine. Thank you.
Answer
Dear cinylangnewlife, good afternoon. The yellow on your willow leaves appears to be a willow rust (genus Melampsora). While I'm not a mycologist, the morphology of the spots seems to fit well for this rust fungus. Best wishes.
