Food Plant: Betula (Birch)

Mine: July - August

Notes: The larva mines young leaves and the narrow initial mine ends in a blotch. The larva cuts out a section of the leaf and over winters in this on the ground. The larva is shown, ex mine on Betula pubescens.

Data: 06.ix.2015, Tenneville, Belgium

Image:© Jean-Yves Baugnée