The Ni Moth Trichoplusia ni
Wingspan 30-40 mm.
An immigrant moth, which occurs in small numbers most years, not usually more than about 50 per year.
Its breeding range encompasses southern Europe and North Africa, though occasional larvae have been found in Britain.
Abroad, the larvae feed mainly on marigold (Calendula spp.) and sea-rocket (Cakile maritima).
Nocturnal in habits, most instances are of moths attracted to light.