The Scottish distribution in on the west and east coasts where it frequents coastal grassland. The food-plants are hairy bittercress (Cardamine hirsuta) and scurvygrasses (Cochlearia spp.). The adults overwinter and can therefore be found from July to April.

References: 
Sterling, P. & Parsons, M. (2023 second edition). Field Guide to the Micro-moths of Great Britain and Ireland.