Life Style: A single brooded species that comes to light. It can be found during June and July. The larvae feed on Alnus, Betula, Corylus and Carpinus. They hibernate and pupate in the larval case attached to a leaf or twig.
Identification: The moth is a deep ochre finely peppered paler giving it a rough appearance. The larvae mine the leaves. They construct a case from pieces of leaves arranged each side resulting in a keel top and bottom. The pieces are larger towards the oral opening as the larvae grow. They are variable owing to the varied foodplants. More Info
Determination by Genitalia Examination (gen. det.) Required
Case: A good quality photo or specimen of the case and plant/pabulum is required.
Recorded in 4 (7%) of 58 10k Squares. First Recorded in 2004. Last Recorded in 2019. Additional Stats