Erysiphe polygoni


    Erysiphe polygoni is a powdery mildew affecting Polygonaceae.

    Identification difficulty
    Recording advice

    Unless identified by a recognised expert, a photo is required and the specimen should be examined with a microscope. In the comments box, state the key or ID method used and describe the size and identifying characters.


    Wherever the host Polygonaceae plants are present.

    When to see it

    Whenever the host Polygonaceae plants are in leaf.

    UK Status

    Widespread in Britain, particularly in England and Wales.

    VC55 Status

    Status in Leicestershire and Rutland not known.

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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