Them trees have eyes! Ocellate gall midge

Insect Ecology and Integrated Pest Management

If you receive the NCSU Pest News you already learned about ocellate gall midge.  However, I found a new infestation this week that showed different developmental

Developing gall before red center and ring appear. Photo: S.D. Frank Developing gall before red center and ring appear. Photo: S.D. Frank

stages so I though I would share the pictures.  You can see light green circles on leaves in which the larvae is just developing, darker circles with red edges that have larvae inside.  Then there are darker ones that have emergence holes int he bottom.  The ocellate gall midge, Acericecis ocellaris causes an ocellate (single-spotted), pale green to yellow, often bright red-margined gall.  Galls are 5 to 6 mm in diameter and occur primarily on foliage of red maples but also A. saccharinum,

Ocellate galls at different stages of development. Photo: S.D. Frank Ocellate galls at different stages of development. Photo: S.D. Frank

A. spicatum, and A. pennsylvanicum.  I found galls this week on trees in central Georgia so if…

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