Hemlock roots are the roots of the hemlock plant, which is known for being extremely poisonous to both humans and animals.

Dog owners are being warned to keep their pets away from a highly poisonous plant that has been washing up on beaches in the ...

The central stem has purple and reddish blotches, with a delicate “umbrella-like” white flower on the top, that can look very similar to cow parsley. Hemlock has a distinctly unpleasant musty ...