Food Plant: Food Plant: Alnus glutinosa (Alder)

Egg: Underside of leaf

Mine: July, September - October

Notes: A narrow gallery with frass in thin central line. The larva is a pale yellow, head pale brown. The moths must be bred through to identify S.alnetella and S.glutinosae.

Data: 16.x.2003, Portsmouth, Hampshire, VC11, John Langmaid. Mine on Alnus cordata. Moth bred.

Image:© Ian Thirlwell