![Heracleum maximum (American Cow-parsnip, American Hogweed, Cow Parsnip, Giant Hogweed, Indian Celery, Indian Rhubarb) | North Carolina Extension Gardener Plant Toolbox Heracleum maximum (American Cow-parsnip, American Hogweed, Cow Parsnip, Giant Hogweed, Indian Celery, Indian Rhubarb) | North Carolina Extension Gardener Plant Toolbox](https://s3.amazonaws.com/eit-planttoolbox-prod/media/images/Heracleum_maximum_fo_8xa1NNH7aaft.jpeg)
Heracleum maximum (American Cow-parsnip, American Hogweed, Cow Parsnip, Giant Hogweed, Indian Celery, Indian Rhubarb) | North Carolina Extension Gardener Plant Toolbox
![Heracleum mantegazzianum (Cartwheel-flower, Giant Cow Parsley, Giant Cow Parsnip, Giant Hogweed, Hogsbane) | North Carolina Extension Gardener Plant Toolbox Heracleum mantegazzianum (Cartwheel-flower, Giant Cow Parsley, Giant Cow Parsnip, Giant Hogweed, Hogsbane) | North Carolina Extension Gardener Plant Toolbox](https://s3.amazonaws.com/eit-planttoolbox-prod/media/images/Heracleum_mantegazzi_GNTgapuKOOoU.jpeg)
Heracleum mantegazzianum (Cartwheel-flower, Giant Cow Parsley, Giant Cow Parsnip, Giant Hogweed, Hogsbane) | North Carolina Extension Gardener Plant Toolbox
![Giant blooming hogweed, dangerous to humans. Closeup of a white blooming Giant Hogweed or Heracleum plant and its seed heads. Poisonous plant. Stock Photo | Adobe Stock Giant blooming hogweed, dangerous to humans. Closeup of a white blooming Giant Hogweed or Heracleum plant and its seed heads. Poisonous plant. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/04/22/38/52/1000_F_422385226_WZ8Pyvd8ArIG0ZvC8BmY2vgFAnCt1Y8N.jpg)