Food Plant: Silene dioica (Red Campion). Elsewhere: Melandrium album, M.rubrum, Lychnis sp.

Mine: June-August

Notes: The larva mines inside a hollow stem and pupariates internally, usually between nodes (Warrington, pers.comm.). The puparium is brownish (as shown) . A widespread species.

Data: 15.xi.2020, Thornham Magna, East Suffolk, VC25

Image:© Graham Moates