Hogweed - Heracleum sphondylium


    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.

    Photo ID?

    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.

    Leicestershire & Rutland Map

    UK Map