“It has to be handled very carefully,” Powers said, warning that untrained people and landscapers should refrain from dealing with the plant. Giant hogweed can be spread easily because it ...

Another plant you really want to avoid touching is the wild parsnip. These look related to the aforementioned giant hogweed, ...

Persian Hogweed and the inappropriately named Tree of Heaven. Arbtech’s experts say anyone planning to develop land should consider doing a full invasive plants survey to discover exactly which ...

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 ...