Food Plant: Crataegus (Hawthorn), Sorbus aucuparia (Rowan), Rosa sp, Cotoneaster horizontalis

Egg: Laid on a leaf

Mine: September-June

Notes: Initially forms a small full depth mine on the leaf and then overwinters beneath a small white spinning attached to a twig. In the spring it feeds on the leaves It pupates in a dense white cocoon attcahed to a twig. in a web, which may contain two or three larvae. Formerly Paraswammerdammia lutarea. The mines can resemble those of Bucculatrix bechsteinella but the clear exit gallery is more sinuous (as shown) (those of B.bechsteinella are more angular) and the mines tend to be more numerous in a leaf and not necessarily associated with a vein axil.

National Status: Common

Bradley No: 441

Data: 01.x.2020, St Helens, South Lancs., VC59

Image:© Ben Smart

References:
Emmet AM (1996), The Moths and Butterflies of Great Britain and Ireland, 3, Yponomeutidae - Elachistidae
Langmaid JR, Palmer SM and Young MR (2018) A Field Guide to the Smaller Moths of Great Britain and Ireland
Robbins J (1989) A Provisional Atlas of the Leaf Miners of Warwickshire