Garden Pests and Diseases: What is this?, 0 by plantnutz
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Image Copyright plantnutz
Subject: What is this?
Forum: Garden Pests and Diseases
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plantnutz wrote: Does anyone recognize this. They make a dark spot on a tree as they all gather in formation. Hopefully, someone can tell from this picture...Is this a friend or foe. I'm leaning to foe but I don't have a clue. They are on several trees, this is a Japanese maple. Arggggggggggghhhhhhh!! |