giant hogweed

American  

noun

1. a tall plant, Heracleum mantegazzianum, of the parsley family, native to Russia and now naturalized in the U.S., having very large leaves and broad, white flower heads somewhat resembling Queen Anne's lace: can cause an allergic rash when touched by susceptible persons.

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giant hogweed British  

noun

1. Also called: cartwheel flower. an umbelliferous garden escape, Heracleum mantegazzianum, a tall species of cow parsley that grows up to 3 1/ 2 metres (10 ft) and whose irritant hairs and sap can cause a severe reaction if handled

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Example Sentences

See Examples For:

giant hogweed

Gummer says the support she received from people across Northern Ireland helped her run through the pain caused by the giant hogweed burns.

From BBC ● Jul. 28, 2026

He has been fishing on the Ballinderry River for more than 60 years and has firsthand had experience of the effects of getting too close to giant hogweed.

From BBC ● Jul. 28, 2026

Daniel Logan stung his ankle on a giant hogweed in Boston Manor Park, west London, while retrieving a football.

From BBC ● Jun. 26, 2023

Among other new eight-letter words, the kind that help players clear their seven-tile racks for 50 extra points: hogsbane, more commonly known as giant hogweed.

From Seattle Times ● Nov. 16, 2022

Originally from the mountains of Central Asia, giant hogweed made its debut in New York about 100 years ago as a dramatic ornamental plant.

From Washington Post ● Jun. 10, 2013

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