The larvae produce large whitish or translucent blotches in leaves.

Pupates in a loose silken mesh attached to the underside of a leaf.

Recorded in 12 (4.4%) of the 270 2km squares of Huntingdonshire.

Last recorded in July 2018

Recorded date range (Adult): 18 January to 14 November

Recorded date range (Larva/Leafmine): 06 September to 01 November