Invasive Species: Giant Hogweed
Heracleum mantegazzianum
Giant hogweed is noted for its gigantic leaves and towering stature when mature.
Why is it important to control?
This plant poses a health hazard to humans. Its sap sensitizes skin to ultraviolet light and can cause serious burns and even blindness.
How can you identify it?
Habitat: | Forests, riparian areas, and wetlands. |
Life Cycle: | Perennial |
Height: | Rosettes to 4 feet; flowering stems to 20 feet. |
Leaf Description: | Leaves can be up to 5 feet wide, with three deeply cut leaflets. |
Fruit & Flower Description: | Tiny white flowers arranged in a flat topped cluster. |
Bloom Time: | May to July |