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Giant hogweed (Heracleum mantegazzianum) is arguably the most dangerous invasive plant in New York State, as a a significant threat to both human and environmental health. Exposure to the sap can cause serious burns for humans and livestock, and giant hogweed also has the capacity to invade natural and disturbed habitats.
Anyone who suspects they have found Giant Hogweed should take photos, check online to compare the plant to giant hogweed photos, and then contact a Virginia Cooperative Extension agent.
Jun 13, 2018 · Giant hogweeds live up to their name, sometimes reaching up to 15 feet in height. USDA photo. What is it? Though in the same family as carrots, parsley, dill, and cilantro - giant hogweed is not something you’ll want to add to your salad or sprinkle onto your burrito.
In the US, giant hogweed occurs in Maine, Wisconsin, and south to Indiana, Michigan, Maryland, and New Jersey. [ 20 ] [ 15 ] [ 21 ] In June 2018, it was reported growing in Virginia and North Carolina.
GIANT HOGWEED COMPARISON AND IDENTIFICATION SHEET. Plant Name. Leaf Shape. Flower. Stem. Flowering and Height. Giant Hogweed. (Heracleum mantegazzianum) Huge leaves, incised and deeply lobed up to 5 feet across.
Jul 16, 2018 · Getty Images. What's 14 feet tall, green, hairy, and covered in toxic sap? It may sound like a monster, but this scary beast is actually giant hogweed, a towering, invasive plant whose sap can...
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Sep 28, 2023 · Giant hogweed identification can be a bit tricky because there are a few lookalikes out there. The two most common ones you might encounter are wild carrots, also known as Queen Anne's lace, and cow parsnip.
