Resources
- Fact Sheet - Ontarios Invading Species Awareness Program
- Best Management Practices - Ontarios Invading Species Awareness Program
- Plant Invaders of Mid-Atlantic Natural Areas - National Park Service and U.S. Fish and Wildlife Service
- Weed of the Week - USDA Forest Service
- Federal Noxious Weed Disseminules of the U.S. - USDA-APHIS
- Invasive Plant Atlas of New England - University of Connecticut
- Fact Sheet - USDA APHIS PPQ
- Domestic Programs Pest Evaluation - USDA APHIS PPQ
- Fact Sheet - Pennsylvania Dept. of Conservation and Natural Resources
Representative Images
5186072 giant hogweed Heracleum mantegazzianum Fruit(s) Jan Samanek |
2121076 giant hogweed Heracleum mantegazzianum Flower(s) Thomas B. Denholm |
1151039 giant hogweed Heracleum mantegazzianum Flower(s) Terry English |
1460060 giant hogweed Heracleum mantegazzianum Foliage Donna R. Ellis |
1148145 giant hogweed Heracleum mantegazzianum Infestation USDA APHIS PPQ Archive |
5186075 giant hogweed Heracleum mantegazzianum Infestation Jan Samanek |
1151079 giant hogweed Heracleum mantegazzianum Control Terry English |
1299138 giant hogweed Heracleum mantegazzianum Plant(s) Randy Westbrooks |
5186078 giant hogweed Heracleum mantegazzianum Foliage Jan Samanek |
5272019 giant hogweed Heracleum mantegazzianum Stem(s) Leslie J. Mehrhoff |
5272015 giant hogweed Heracleum mantegazzianum Feature(s) Leslie J. Mehrhoff |
5272018 giant hogweed Heracleum mantegazzianum Fruit(s) Leslie J. Mehrhoff |
1148089 giant hogweed Heracleum mantegazzianum Flower(s) USDA APHIS PPQ Archive |
2137089 giant hogweed Heracleum mantegazzianum Infestation Barbara Tokarska-Guzik |
1237083 giant hogweed Heracleum mantegazzianum Seed(s) USDA APHIS PPQ Archive |
2186005 giant hogweed Heracleum mantegazzianum Seed(s) Cesar Calderon |
1299163 giant hogweed Heracleum mantegazzianum Plant(s) Randy Westbrooks |
2121077 giant hogweed Heracleum mantegazzianum Plant(s) Thomas B. Denholm |
2121079 giant hogweed Heracleum mantegazzianum Control Thomas B. Denholm |
1148090 giant hogweed Heracleum mantegazzianum Damage USDA APHIS PPQ Archive |
Maps
EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit Invasive.org
Invasive Listing Sources
- California Noxious Weeds
- Commonwealth of Pennsylvania, Department of Conservation and Natural Resources, 1994.
- Connecticut Invasive Plant List
- EDDMapS Ontario
- Faith Campbell, 1998
- Federal Noxious Weeds
- Florida Noxious Weeds
- Idaho Noxious Weeds
- Invasive Plant Council of New York State
- Massachusetts Noxious Weeds
- Mid-Atlantic Exotic Pest Plant Council, 2005
- Minnesota Noxious Weeds
- Native Plant Society of Oregon, 2008
- New Hampshire Prohibited Invasive Species
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- North Carolina Noxious Weeds - Class A
- Ohio Noxious Weeds
- Oregon Noxious Weeds
- Pacific Northwest Exotic Pest Plant Council, 1998
- Pennsylvania Noxious Weeds
- South Carolina Noxious Weeds
- USDA APHIS Regulated Pest List
- Vermont Noxious Weeds
- Washington Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
- Wisconsin's Invasive Species Identification, Classification and Control Rule
Taxonomic Rank
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Rosidae |
| Order: Apiales |
| Family: Apiaceae |
| Genus: Heracleum |
| Common Name Reference: | USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA. |
| Scientific Name Reference: | USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA. |

