Hogweed - Heracleum sphondylium

    Description

    Stout medium to tall rather bristly plant. Stem hollow and ridged. Leaves pinnate, often with 5 broad, lobed and toothed segments. Upper leaves with large inflated bases. Flowers white 5 to 10 mm in large umbels up to 15 cm across with 12 to 25 rays. Petals of outer flowers very unequal.

    Identification difficulty
    ID guidance

    Tall, hairy, coarse plant.  Some specimens can have leaves with narrow leaflets.  Flattened seeds

    Habitat

    Hedgebanks, rough grassland and roadside verges.

    When to see it

    April to September.

    Life History

    Biennial or short lived perennial.

    UK Status

    Common throughout much of Britain.

    VC55 Status

    Very common in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 605 of the 617 tetrads.

    In the current Checklist (Jeeves, 2011) it is listed as Native, frequent

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map