Agrobacterium tumefaciens

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    Description

    The Agrobacterium tumefaciens bacterium causes irregular woody masses known as crown galls to form on the roots, trunks or branches of various species of tree including the Horse-chestnut.

    Identification difficulty
    Habitat

    Wherever suitable host trees are found.

    When to see it

    All year round.

    UK Status

    Status in Britain not known.

    VC55 Status

    Status in Leicestershire and Rutland not known.

    • Ron.stevens
      Station Road Broughton Astley
      31 March 2016
      gall on Horse-chestnut
    • Craig Mabbett
      Lutterworth Road Dunton Bassett
      06 April 2016

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map