Recording method
Larva feeds under a web on the upperside of a leaf. Webs can be conspicuous on a dewy morning.
Life cycle
Larvae present June-July, August-November. Adults fly May-June, July-August.
Larval foodplants
Birch species.
History
The first for Dumfries & Galloway was found at an unknown site in Dumfriesshire by a person unknown prior to 1996 (MOGBI data), who found the first for Kirkcudbrightshire that was found at Kirkconnell Flow NNR on 15th June 2002.