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.
Tall, hairy, coarse plant. Some specimens can have leaves with narrow leaflets. Flattened seeds
Hedgebanks, rough grassland and roadside verges.
April to September.
Biennial or short lived perennial.
Common throughout much of Britain.
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
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015