Dog Sick Slime Mould - Mucilago crustacea


    The fruiting body matures through yellow to become white, its interior finally blackening with age. The newly emerged plasmodia resembles a dog?s vomit on the grass but within 24 hours the calcareous cortex has hardened and the black spore mass has matured.

    Identification difficulty

    Usually on grass.

    When to see it

    September is the peak month.

    Life History

    This slime mould moves slowly to new food.

    UK Status

    Widespread and fairly frequent in Britain.

    VC55 Status

    Fairly frequent in Leicestershire and Rutland.

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map