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 the feeding cases on Hazel (Corylus).

Data: 08.vi.2006, Old Pastures Wood, Northants, VC32

Image:© David Manning