An uncommon moth of open areas such as machair, where it can be locally common. It prefers open areas such as machair or dunes, flying in July and August. The larval food-plants are eyebrights (Euphrasia spp.).

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.