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Is hogweed poisonous?
Can giant hogweed cause burns?
Can giant hogweed cause blindness?
Is giant hogweed invasive?
Is hogweed the'most dangerous' plant in Leicestershire?
Hogweed is native to Britain and not dangerous to humans. However, caution should still be taken when touching the plant as it closely resembles several other, poisonous umbellifers such as giant hogweed and hemlock.
- Stems
- Leaves
- Flowers
Green and often with purple blotches and stiff, white, bristly hairs. Stems are hollow with ridges and have a thick circle of hairs at the base of each leaf stalk.
Huge, up to 1.5m wide and 3m long, deeply divided into smaller leaflets. It looks a bit like a rhubarb leaf, with irregular and very sharp or jagged edges - which has given rise to one of its other common names - wild rhubarb. The underside of the leaf is hairy.
Appear in June and July. They are small and white (or slightly pink) and are clustered on umbrella-like heads known as umbels that can reach a diameter of 60cm. All the flowers on the umbel face upwards.
Sep 8, 2023 · For month, experts have issued warning around a dangerous plant called Hogweed, which has left several people with injuries after coming into contact with it.
- Charlie Duffield
Jun 20, 2022 · The Royal Horticultural Society explains that the primary danger posed by giant hogweed to humans is the plant’s sap, which if it gets onto the skin and the skin is exposed to sunlight, can...
May 22, 2024 · Warnings have been issued after sightings of an extremely toxic plant across the UK. Giant Hogweed can cause massive blisters and ulcers if it touches skin and can also cause blindness if it comes into contact with the eyes. This is everything you need to know about Giant Hogweed.
Although an impressive sight when fully grown, giant hogweed is invasive and potentially harmful. Chemicals in the sap can cause photodermatitis or photosensitivity, where the skin becomes very sensitive to sunlight and may suffer blistering, pigmentation and long-lasting scars.
Hogweed can be found along hedgerows and roadside verges, and on waste ground and rough grassland. It displays umbrella-like clusters of creamy-white flowers. It's native, unlike its relative, giant hogweed.
