Originally from Eurasia, giant hogweed (Heracleum mantegazzianum ... the weed causes a reaction called phytophotodermatitis, leaving burns, blisters, and purplish-black scars in its wake.

Giant hogweed looks like a larger version of Queen ... causes “severe second-degree burns” and large blisters or ulcers, she said. If that oil is rubbed from a person’s hands into their ...

The Giant Hogweed Mitigation Project’s founder John Kemp learned about the plant — which can grow up to 18 feet tall and ...

In fact, even just brushing the plant with your arm or leg could leave you with blisters that can last for years. Garden and pest website Eco Control says: “Experts call giant hogweed Britain ...

Oskars Mezhniyeks has spent eight years trying to stop the spread of giant hogweed, an invasive toxic weed, advancing on land surrounding his home in Latvia. The sap can cause severe blistering if ...

The Giant Hogweed Mitigation Project’s founder John Kemp learned about the plant — which can grow up to 18 feet tall and cause long-lasting skin blisters similar to a third-degree sunburn ...