Larvae mine leaves in late summer and fall. When finished feeding, they drop to the ground, burrow, and overwinter. As far as is known, there is just one generation per year.
Smith, David R., Charles S. Eiseman, Noah D. Charney, and Sydne Record. 2015. A new Nearctic Scolioneura (Hymenoptera, Tenthredinidae) mining leaves of Vaccinium (Ericaceae). Journal of Hymenoptera Research 43:1-8. (full article)
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