Red List: Least Concern (LC). GB Status: Common.

Identification

Usually distinctive. Care required, potential confusion with July Highflyer and Ruddy Highflyer.

Recording method

Occasionally found by day on tree trunks. Attracted to light.

Life cycle

One generation. Overwinters as a pupa. Often pupates under loose bark on the food plant. Larvae July to September.

Larval foodplants

Alder.

Habitat

Damp woodland, banks of lochs and rivers.

History

First recorded for Dumfries ad Galloway in VC72 near Dumfries by Lennon who stated it was ‘very common’,  in V$ in 1905 at Corsemalzie by Gordon who found it ‘scarce on tree trunks and after beating’ and for VC73 in 1942 near Gatehouse of Fleet by Russell.