By Bartlett
Massachusetts,
United States 
Why are ants on my Bartlett pear tree are they protecting it or helping the moths
1 May, 2015
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Check the tree - you're looking for aphid infestation, scale, mealybug, things like that. These produce honeydew which the ants like, so treat whatever infestation is present and the ants will leave on their own.
1 May, 2015