Food Plant: Rosaceous trees, esp. Malus (apple), Crataegus (hawthorn)

Mine: Two-year life-cycle. September, feeding again from April to June. After aestivation and a second winter, feeding is completed in June of the second year.

Notes: Larva mines leaves. The first case has a semi-circular anal end, and is extended  until the second spring. The final case is excised from a leaf in April, and is tubular, 8-11mm long and sits upright on the leaf. The first case is shown by the excised second case.

Data: 02.vi.2021, Aston Rowant, Oxfordshire, VC23

Image:© Will Langdon