With spring around the corner, Maryland naturalist Carl R. Gold lays out some of the plants — some edible, some poisonous — that you’ll soon see sprouting up.

Here's some of the most toxic flowering or fruiting weeds that pose danger to humans and animals that could be in your yard and tips for safe removal.

Q: I discovered poison hemlock in my yard last summer, and someone told me that March was a good time to kill it. Is that true, and if so, what ...

Often mistaken for wild parsnip, carrot, or anise, the prolific seed producer poison hemlock (Conium maculatum) has gained a foothold in various parts of the country. While its presence remains less ...

Depending on where you live in the United States, you might keep an eye out for particular poisonous plants — wild poinsettia in the South, pokeweed in the East, or Jack-in-the-pulpit in damp woodland ...

The goal of Yakima County Noxious Weed Board is to educate the public to prevent exposure and illness from dangerous plants. Two of the world’s most deadly plants have lovely white flowers and grow ...

A thicket of poison hemlock stands along a highway in Cedar Rapids, Iowa, on Tuesday, July 29, 2025. Poison hemlock thrives in "disturbed areas” and often grows along roads and highways in roadside ...

Made famous through the trial of Socrates and several works of literature, including Shakespeare’s Hamlet and Macbeth, poison hemlock is an extremely toxic plant that poses a risk this summer. Also ...

This season has hosted a variety of severe weed pressures. One of the more notable weeds, and one I have heard the most about from a broad audience, is poison hemlock. This plant produces coniine and ...

A health advisory has been issued for poison hemlock in Whitman County and the surrounding areas. Whitman County Public Health is warning the community about the toxic plant that is currently blooming ...

BILLINGS — A deadly plant that resembles a wildflower is spreading through parks and trails in Billings — and it could pose a serious risk to anyone who comes in contact with it. Poison hemlock, a ...