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- It can grow up to 5.5 metres in height under ideal conditions, with mature plants having leaves up to 1.5 metres in width. The huge leaves emanate from a stout, bright green stem with extensive dark reddish-purple splotches, which surround one of the plant’s prominent, coarse white hairs.
inews.co.uk/news/environment/giant-hogweed-what-look-like-burn-treatment-uk-most-dangerous-plant-285523Giant Hogweed: what it looks like, how to treat burns and ...
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Hogweed (Heracleum sphondylium) is one of several umbellifers that appear through the summer months, although its size alone sets it apart from most. Learn how to identify hogweed using its leaves and flowers with our species guide.
- 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.
May 20, 2024 · This is how to identify giant hogweed, from its stems, leaves and flowers - see the difference between common hogweed, according to Woodland Trust.
How to identify. Hogweed displays large, white umbels of flowers, and has hollow, hairy stems. Its leaves are broad, hairy and divided. It is not as tall as giant hogweed.
Often confused with non-native giant hogweed, common hogweed (Heracleum sphondylium) is a native biennial or short-lived perennial wildflower (often classed as a weed), found in hedgerows, roadside verges, allotments and waste ground. So-named as it was once used as pig fodder, it bears large, plate-like clusters of cream-white flowers from May ...
- Kate Bradbury
This enormous member of the umbellifer family contains furocoumarin, which, even after minimal contact, can cause the skin to react strongly to sunlight, leaving burns. Learn how to identify giant hogweed using its leaves, flowers and stem with our species guide.
May 13, 2020 · What does Giant Hogweed look like? The Woodland Trust outlines the appearance of Giant Hogweed so that you can better identify the dangerous plant: Stems: the stems are green with purple blotches...
