Recording method

Comes to light.

Life cycle

Larvae: July-October, initially boring into a twig and causing a slight swelling. The final instar larva feeds in the turned-down edge of a leaf.  Adults: April-June.

Larval foodplants

Birch species and Common Alder.

History

The first for Dumfries & Galloway was found at Moniaive, Dumfriesshire, on 5th June 1966 by E. C. Pelham-Clinton, while the first for Kirkcudbrightshire was found at Kirkconnell Flow NNR on 24th May 1978 by Sir Arthur Duncan, specimen at National Museums Scotland.