Widely recorded across the archipelago. This includes ling pug, once described as a separate species but now generally regarded as a heather moorland form of wormwood pug. The fight period is from June to July. A species of open habitats such as moorland, machair and coastal dunes. A broad range of herbaceous food-plants are used including, obviously, wormwood (Artemisia absinthium), although it’s not very common in Scotland.

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.