Widespread and very common on acidic moorland. A daytime flyer found from May to July. The larvae feed on heather (Calluna vulgaris) and bell heather (Erica cinerea) plus other moorland species.

References: 
Leverton, R. & Cubitt, M. (2024). The Larger Moths of Scotland.
Waring, P. & Townsend, M. (2018 third edition). Field Guide to the Moths of Great Britain and Ireland.