Food Plant: Betula (Birch), Carpinus (Hornbeam), Corylus (Hazel), Malus (Apple) and other deciduous trees.

Mine: May-June

Notes: A distinctive blotch mine is produced, then the larva falls to the ground inside a case made from the cut-out. The photo above shows case being made. The mines are on Hornbeam (Carpinus betulus).

Data: 25.v.2006, Fleet, Hants,VC12

Image:© Rob Edmunds