Food Plant: Food Plant: Ulmus (Elm), Betula (Birch), Alnus (Alder), Corylus (Hazel) and others

Mine: late September to late October, then April to early June.

Notes: First case formed of a leaf fragment, larva mining leaves. New case formed after feeding restarts in spring. Case is on Birch. The larva has a dark prothoracic plate with a median sulcus (as shown).

Data: 30.iv.2006, Fleet, Hants,VC12

Image:© Rob Edmunds