The larvae produce a mine similar to C. syringella on the same foodplant, but with a more silvery colour.

Sea-cliffs and rough ground near the coast and woodland inland.

Recorded in 2 (0.7%) of the 270 2km squares of Huntingdonshire.

Last recorded in July 2013

Recorded date range (Adult): 11 July to 11 July

Recorded date range (Larva/Leafmine): 07 August to 13 October