Giant Hogweed: The Invasive Plant That Can Cause Severe Burns

Giant hogweed is a highly invasive plant that can cause painful burns and permanent scarring. If you see giant hogweed, do not touch it! Instead, visit Garden Wiki for more information about how to identify and safely remove this dangerous plant.

FAQ of giant hog weed

• What is giant hogweed?

  Giant hogweed is an invasive plant that can grow up to 10 feet tall. It has large, white flowers and hairy stems. The sap of giant hogweed can cause severe skin burns and blistering, especially when exposed to sunlight.

• What are the symptoms of giant hogweed exposure?

  The symptoms of giant hogweed exposure typically appear within 48 hours of contact with the sap. They can include:

  • Severe skin burns and blistering
  • Pain, redness, and swelling
  • Light sensitivity
  • Blisters that may ooze fluid and crust over

• How can I avoid contact with giant hogweed?

  To avoid contact with giant hogweed, you should:

  • Be aware of its appearance and where it grows.
  • Wear long sleeves, pants, and gloves when working in areas where giant hogweed may be present.
  • Avoid touching giant hogweed, even if it appears dead.
  • Wash your hands thoroughly after coming into contact with any part of the plant.

• What should I do if I think I have been exposed to giant hogweed?

  If you think you have been exposed to giant hogweed, you should:

  • Immediately wash the affected area with soap and water for at least 15 minutes.
  • Seek medical attention if you develop any symptoms of exposure.

• How can I get rid of giant hogweed?

  Giant hogweed is a challenging plant to control, but it can be removed by:

  • Manually pulling the plant, being careful not to touch the sap.
  • Mowing the plant, but be aware that this can spread the sap.
  • Applying herbicides, but be sure to follow the label instructions carefully.

Image of giant hog weed

1. Giant hogweed plant

A giant hogweed plant can grow up to 14 feet tall and have leaves that are 2 feet wide. The plant has a distinctive white flower that resembles a cartwheel.

2. Giant hogweed sap

The sap of giant hogweed contains a chemical called furanocoumarins, which can cause severe skin burns if it comes into contact with sunlight.

3. Giant hogweed rash

A rash caused by giant hogweed exposure can appear within a few hours of contact with the sap and can be very painful. The rash can develop into blisters and even scarring.

4. Giant hogweed in a field

Giant hogweed is often found in fields, meadows, and along roadsides. It is a non-native invasive species that can crowd out native plants.

5. Giant hogweed flower

The flower of giant hogweed is white and has a distinctive cartwheel shape. The flower blooms from June to August.

6. Giant hogweed seed head

The seed head of giant hogweed is a large, cone-shaped structure that contains hundreds of seeds. The seeds can be dispersed by wind or water.

7. Giant hogweed in a forest

Giant hogweed can also be found in forests. It is a hardy plant that can tolerate a variety of conditions.

8. Giant hogweed close up

This close-up image shows the distinctive white flower of giant hogweed. The flower is surrounded by large, lobed leaves.

9. Giant hogweed seedling

Giant hogweed seedlings are small and green. They can be difficult to identify, but they can grow into large, dangerous plants.

10. Giant hogweed warning sign

This warning sign is posted in an area where giant hogweed is known to grow. The sign warns people to stay away from the plant and to avoid contact with the sap.