Many harmful weeds, such as poison ivy and poison oak, contain urushiol, causing rashes and blisters. Weeds like giant hogweed and wild parsnip produce sap that can lead to severe skin burns upon ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're heading outdoors this summer, it pays to know the difference between poison ivy, poison oak and other rash-producing ...

Stop! Don't touch that plant! There are lots of gorgeous varieties of plants nestled in the Great Smoky Mountains for nature lovers to admire and enjoy. The Great Smoky Mountains National Park is home ...

Summer is in full bloom and so are plants and weeds that can cause you harm. Outdoor enthusiasts, gardeners and just about everyone else should know about poison ivy, poison oak, poison sumac and ...

It looks like an innocent flower, but it’s so dangerous it can alter human DNA. The Giant Hogweed is one of the most dangerous invasive plants in the US — and it’s all over New York state. The hogweed ...

LANCASTER, N.Y. — The Village of Lancaster is warning the community about an invasive plant that's spreading across Western New York. According to Erie County Parks, the plant Giant Hogweed has been ...

It has been some time since I have written about the most dangerous plant in our environment. I return to the topic here to warn readers. A dangerous plant? Seems hard to accept, but then think of ...

Toxic and poisonous plants grow in Michigan, including giant hogweed, poison ivy, poison oak, wild parsnip, poison sumac and poison hemlock. Contact with the plants can cause skin irritation, blisters ...