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 two cases containing larvae feeding at the top of the picture (note the ejected frass).

Data: 23.v.2005, Fleet, Hants,VC12

Image:© Rob Edmunds