Ypsolopha ustella

    Alternative names
    Variable Smudge

    Wingspan 15 to 20 mm. Exhibiting numerous colour forms, this moth is easy to confuse with some of the other members of the Ypsolopha genus. However it can often be distinguished by the narrower forewings.

    Identification difficulty

    Well wooded areas containing Oak.

    When to see it

    One of few species which can be found on the wing during the winter period.

    Life History

    In common with several of its close relatives, the foodplant is Oak. It overwinters as an adult.

    UK Status

    Widespread in Britain. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as common.

    VC55 Status

    Occasional or little recorded in Leicestershire & Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).

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    Leicestershire & Rutland Map

    MAP KEY:

    Yellow squares = NBN records (all known data)
    Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

    UK Map