Pupal-diapause

Guides

• Stilbosis ostryaeella

  ironwood leafminer moth, ironwood leafminer

  Stilbosis ostryaeella is a small moth in the family Cosmopterigidae. Its larvae are leafminers specialized on ironwood (Ostrya virginiana), creating distinctive blotch mines between leaf veins. The species is distributed across eastern North America, with adults active from late spring through summer. It overwinters as a pupa in leaf litter.

  leafminerspecialistironwoodblotch-mineforest-pestCosmopterigidaeLepidopteraNorth-AmericaOstrya-virginianaendophagousunivoltinepupal-diapause