Food Plant: Acer campestre (Field Maple), Acer platanoides (Norway Maple), Acer cappadocicum (Cappadocian Maple), Acer tataricum subsp. ginnala (Amur Maple), Acer saccharinum (Silver Maple)

Egg: Underside of leaf

Mine: end of June-early July, August-early September

Notes: A gallery filled with green frass. The larva is green. In the older gallery the frass turns brown (as shown on Acer saccharinum)

Data: 16.ix,2026, Wymondham, Norfolk, VC27

Image:© Graham Moates