Grey Dagger (Acronicta psi) | Species | ||||||||||||||||||||||||||||||||||||
 Taken at Aston, Oxon., on July 24th 2022 (© David Hastings) (1/640th sec at f11)  Larva. Taken at Otmoor, Oxon., on July 20th 2018. (© David Hastings) (1/125th sec at f13) DescriptionFamily: Noctuidae (ABH : 73.038) Wing span: 34 - 40mm This species is almost identical to the Dark Dagger. Inspection of the genitalia is necessary for confirmation. Both species have clear black markings on a grey forewing, including a long dagger mark near the trailing corner. The Grey Dagger can be found throughout the British Isles. The Dark Dagger is restricted to central and southern England. Both species can be found in most habitats, particularly woodland, hedgerows and gardens. There is mainly one generation from mid-May to August. Both species can have a small second generation in September/October. The larvae of both species feed on a wide range of broadleaved trees and shrubs, including hawthorn and blackthorn. Both species come regularly to light. The Grey Dagger also feeds at sugar and flowers. Earliest UK sighting: 25th May ; Latest UK sighting: 17th August Sightings
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