Food Plant: Populus nigra (Black Poplar) and var.italica (Lombardy Poplar), Populus x canadensis (Canadian Poplar).

Egg: Either side of leaf

Mine: end of June - July, September - October

Notes: A gallery leading to a blotch. The larva is greenish-yellow, head brown. The larva is shown in dorsal view.

Data: 04.viii.2017 ex mine 03.viii.2017, Downham Market, Norfolk, VC28

Image:© Rob Edmunds