Identification
Unmistakable.
Recording method
Comes to light.
Life cycle
One generation. Overwinters as a pupa underground. Larva are present from mid-June to mid-August.
Larval Foodplants
Larvae feed on Hazel, Downy and Silver Birch, Hawthorn and some sallows.
Habitat
Possibly an indicator of ancient woodland.
History
First recorded for Dumfries and Galloway in 1862 for VC72 at Tinwald Downs, Dumfries by Lennon, but not until 1967 for VC74 at the Wood of Cree by Pelham-Clinton and in 1974 for VC73 at Sandyhills by Ford.