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4.040 Stigmella assimilella (Zeller, 1848)
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a blotch is made from contorted galleries


Food Plant: Populus tremula (Aspen), sometimes P.alba (White poplar) and P.canescens (Grey Poplar)

Egg: Upper side of leaf, usually besides a rib.

Mine: August - October

Notes: The initial gallery has clear margins, with broken linear frass. The later mine is a blotch formed by many turns.

Data: 09.viii.2010, Sydney Wood (Forestry Commission), Chiddingfold, Surrey, VC17

Image:© Martin Townsend

sponsored by Colin Plant Associates (UK) LLP/Consultant Entomologists