Fact Sheet No. 206, UMaine Extension No. 2285 Prepared by Judith A. Collins, Assistant Scientist, and H. Y. Forsythe, Jr., Professor of Entomology, in cooperation with David Yarborough, Extension Blueberry Specialist, 1994. Updated by Lily Calderwood, Extension Wild Blueberry Specialist, 2020. Description Adults are ¼ inch long, black, and generally wasp-like in appearance but do not