Life cycle
Larvae: June-July, first mining a single young needle then later feeding amongst spun needles. Adults: March-June.
Larval foodplants
Alder and birch species; also recorded from rose species.
History
The first for Dumfries & Galloway was found at Kirkconnell Flow NNR, Kirkcudbrightshire, on 9th May 1981 by Sir Arthur Duncan, specimen at National Museums Scotland, while the first for Dumfriesshire was netted at Longbridgemuir on 19th April 2014.