Birch Rust - Melampsoridium betulinum


    The rust fungus Melampsoridium betulinum affects the leaves of Birch species and alternates its life cycle with Larch.

    Identification difficulty

    Areas where the host species Birch and Larch occur.

    When to see it

    When the host species are in leaf.

    Life History

    Since both host species are deciduous it is also thought to overwinter in buds, as well as producing resting spores.

    UK Status

    Widespread and fairly frequent in Britain.

    VC55 Status

    Status in Leicestershire and Rutland not known.

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map