Forewing length: 7 – 9mm
The Longhorn’s antennae are up to three times the length of the forewing in males, but are shorter in females. Adela raeumurella’s forewing is dark or bluish green, often with a golden or bronze tinge towards the costa.
April to June, sometimes in swarms.
Larval Food Plants
Oak and Birch leaf-litter.
Woodland, heathland, marshes, scrub.