Many invasive species are benign in their native region-are there interactions between their key traits and the new habitats that explain invasion success? The giant perennial herb Heracleum mantegazzianum is a problematic invader in Europe and is also naturalized in North America. We compared its population structure and reproductive behavior in the native (W. Caucasus) and invaded (Czech Repu...

There is an urgent need to develop new compensatory and human-safe methods for controlling invasive Heracleum species. This research aimed determine the effectiveness of H. sosnowskyi control under microwave radiation biochemical changes in tissues sap after irradiation. In field experiments southern Poland, plants were cut irradiated with a device generating electromagnetic waves (2.45 GHz, 32...

Exposure to giant hogweed brings about the risk of serious skin damage, usually in the form of phytophotodermatitis. Initially, skin changes are signaled by a burning sensation, followed by a vesiculobullous rash and long-term hyperpigmentation. Usually, skin disorders improve after the application of topical and oral corticosteroids. In extremely rare instances, full skin thickness burns or ep...