This is on my five year-old maple tree. I think these are aphids, are they harmful in this number and what do I do about this? by InterestingGur6778 #arboricultureArborists 1 Comment Captainkirk05 3 weeks ago Whoa!. I would put a glove on and slap those critters into a pancake.
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Whoa!. I would put a glove on and slap those critters into a pancake.