Family: Noctuidae Checklist Number: 73.038
Acronicta psi (Linnaeus, 1758)
Grey Dagger
A woodland species so a restricted range in the Outer Hebrides. Most records have come from the woods on Lewis. A larva was found on Barra in 2016. Not a fussy eater and can be found on many broadleaved species and shrubs including blackthorn (Prunus spinosa), and hawthorn (Crataegus monogyna).
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.