Q.Maple tree
My maple tree leaves are turning black. Can you tell me what it is?
Alisma
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on September 18, 2016
Check these articles to see if your tree's symptoms match these diseases:
https://www.ipm.iastate.edu/ipm/hortnews/2009/6-3/leafblister.html
http://hort.uwex.edu/articles/tar-spot/
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