This unmistakeable moth has a spectacular brassy, metallic sheen on the forewings. There are two forms differing in the brown central cross-band which is complete in f. aurea but separated into two blotches in f. juncta. The adults feed at dusk at the flowers of Honeysuckle, buddleias and Red Valerian. The larvae can be found from July to the following May feeding at night and hiding low down on the foodplant stem during the day. They overwinter as small larvae, near the ground amongst vegetation. Size and Family Family – Silver and gold Ys, gems, brasses and allies (Noctuidae) Small Sized Wingspan Range – 32-38mm Conservation Status UK BAP: Not listed Common Caterpillar Food Plants Most frequently feed on Nettle (Urtica dioica) but also other herbaceous plants including White Dead-nettle (Lamium album), Wild Marjoram (Origanum vulgare) and Spear Thistle (Cirsium vulgare). Habitat Gardens hedgerows, ditch-banks, marshes, fens and wood edges. Distribution Countries – England, Wales, Scotland and Ireland Common and well distributed throughout Britain, Ireland and the Channel Islands.
September 2021 – Butterfly Conservation Ireland
Slender Burnished Brass (Thysanoplusia orichalcea) · iNaturalist
Thysanoplusia orichalcea (Fabricius, 1775) - Slender Burnished
Burnished Brass
Suffolk Argus 36 Autumn 2006 by Suffolk Naturalists' Society - Issuu
Butterfly Conservation - Sussex Branch - Sightings and News
Slender Burnished Brass (Thysanoplusia orichalcea) · iNaturalist
Burnished Brass Butterfly Conservation
Burnished Brass Butterfly Conservation
Nature: Backyard moth spotting rises during lockdown
Burnished Brass
September 2021 – Butterfly Conservation Ireland
