The weeds poison hemlock and wild parsnip are invasive to Ohio and toxic to humans. Here's what they look like and how to get ...

early detection and management of small populations is key to wild parsnip control. Because of the plant’s ability to produce a large seed bank, complete eradication from a site will require several ...

The City of Windsor has hired a contractor for the application of herbicide to control wild parsnip, an Ontario noxious weed.

Along with wild parsnip, purple loosestrife, garlic mustard, leafy spurge, Canada thistle, musk thistle, common tansy, ...

This is the perfect time of year to prune overgrown trees and shrubs and maintain others with minor pruning. Many are intimidated by pruning, but with a little guidance, it’s simple.

Among them are two particularly invasive and toxic plants: poison hemlock and wild parsnip. After spending the cold winter months in a semi-dormant rosette stage close to the ground, both plants ...