Food Plant: Deschampsia cespitosa (Tufted Hair-grass), Anthoxanthum odoratum (Sweet Vernal-grass), Poa pratensis (Smooth Meadow-grass), Agrostis spp.(Bent), Festuca spp. (Fescue), Holcus spp. (Soft-grass), Carex spp (sedge), Brachypodium sylvaticum (False Brome).

Egg: on upper half of leaf blade

Mine: Autumn-June

Notes: Generally the mine is the full width of the leaf and extends from the leaf tip. It is white and the frass is scattered. Usually found in sheltered habitats. Mine shown on Deschampsia cespitosa (Tufted Hair-grass). This larva made a long, thing initial gallery with greenish frass, before broadening into a wider gallery with blackish frass. Adult reared to confirm ID (emerged 05.vi.2022) and gen det by Peter Hall.

Data: 02.v.2022, Cothill Fen, Oxfordshire, VC22

Image:© Will Langdon