Food Plant: Helictotrichon pratensis (Meadow Oat-grass) Elsewhere: Avena fatua, Festuca ovina, Poa trivialis, Phleum spp.

Egg: laid on the tip of a leaf

Mine: Sept-April;June-July

Notes: Makes an inconspicuous whitish blotch mine with a slightly wrinkled upper surface; the lower surface becoming purple tinged. Two or three leaves may be mined. Found in dry open habitats. Pupa ex mine on Helichtotrichon pratensis. Adults reared.

Data: 01.v.2023, Aston Rowant NNR, Oxfordshire, VC23

Image:© Will Langdon