Weeds are already a frustrating nightmare for some green thumbs. Now there are two weeds to beware of while you’re gardening this summer. At this time of the year, poison hemlock and wild parsnips ...

As spring arrives, bringing longer and warmer days, nature awakens from its winter slumber and with it, a few unwelcome visitors. Among them are two particularly invasive and toxic plants: poison ...

UNION, IA -- When you venture outside this summer, be on the lookout for Wild Parsnip. The poisonous weed grows in nearly all 50 states and causes burning and itching sensations. Parsnip looks like a ...

Poison hemlock, a deadly plant that can cause respiratory failure and death, is spreading throughout the U.S. Contact herbicides are the safest way to control poison hemlock, as all parts of the plant ...

A good article appeared in the Daily News on July 5 about wild parsnip and the photosensitivity sunburn-like reaction it may cause when a chemical in it interacts with long wavelength ultraviolet ...

A patch of wild parsnip plant looks like flowers, but anyone unfortunate enough to pick one from the ground will quickly learn it's not. The plant is typically spotted in areas with overgrown grass, ...

If you're heading outdoors this summer, it pays to know the difference between poison ivy, poison oak and other rash-producing plants that will leave you itching and scratching — or worse. Most ...

The parsnip webworm (Depressaria pastinacella) is an oligophagous herbivore with limited powers of dispersal in its larval stages. Because there is substantial variation between individual wild ...

The tall yellow flowers dotting Iowa’s roadsides seem as if they could be a part of this state’s admirable efforts at restoring a little slice of the prairie. Unfortunately, wild parsnip isn’t grown ...