Hemlock Woolly Adelgid

— Written By N.C. Cooperative Extension


If trees do not have any Hemlock Woolly Adelgids on them at all, they do not need treating. However, if the infestation is very light, or if adjacent trees are infested……...https://www.ces.ncsu.edu/depts/ent/notes/O&T/trees/note119a/note119a.htm

Posted on Aug 9, 2010
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