Ontario Agriculture

The network for agriculture in Ontario, Canada

Poisonous hogweed -A poisonous plant that can cause boils and blindness - Have you spotted any?


Giant hogweed can cause temporary and permanent blindness.

Poisonous Hogweed. Have you spotted any in your fields?

 

A poisonous plant that can cause boils and blindness. 

 

The sap is photosensitive, which means it becomes even more toxic when exposed to sunlight. People should immediately wash the area with soap and cool water and go to the hospital if the sap touches their skin, she said. Hogweed can also cause temporary or permanent blindness if the sap comes into contact with eyes.

 

 

 

 

Views: 674

Reply to This

Replies to This Discussion

Anyone who feels they may have seen giant hogweed – or those looking for more information about the plant – is encouraged to contact the invasive species hotline hosted by the Ontario Federation of Anglers and Hunters, in conjunction with the Ontario Ministry of Natural Resources. The number is 1-800-563-7711. People can also visit the website at www.invadingspecies.com/invaders or check out the Ministry of Agriculture site at www.weedinfo.ca.
You can also see a video showing how to identify the plant here:

http://www.omafra.gov.on.ca/english/crops/facts/ontweeds/giant_hogw...

Reply to Discussion

RSS

Agriculture Headlines from Farms.com Canada East News - click on title for full story

Trump-Xi Summit Disappoints as Grain Markets Turn Lower

Grain markets faced a volatile week as trade disappointment from the Trump-Xi summit offset bullish USDA reports projecting the smallest U.S. wheat crop in over 50 years.

Protect Lake Simcoe from Water Soldier Spread

Residents are urged to prevent the spread of water soldier in Lake Simcoe by cleaning watercraft and reporting sightings to protect water quality and recreation.

BASF Has Introduced a New Era of Soybean Trait Technology with Nemapshere

New soybean technology offers pest protection and improved weed control, helping farmers increase yields and manage soybean cyst nematode challenges with advanced traits and modern farming solutions.

New John Deere resource available online

DeereManual.com has multiple user manuals to browse

Kubota Partners with Social Media Favorite SB Mowing to Expand his Community Impact

Kubota Tractor Corporation has partnered with SB Mowing to provide advanced equipment and support large-scale property transformations, while expanding a fast-growing community-focused initiative that is reshaping the lawn care industry.

© 2026   Created by Darren Marsland.   Powered by

Badges  |  Report an Issue  |  Terms of Service