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 ...

It may only seem like there's more poison ivy this year. "I would say the number of requests for identification and control information for poison ivy has been consistent over the decade that I have ...

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

Poison ivy has three leaves, and the middle leaf has a longer stem. Touching poison ivy causes an allergic reaction due to urushiol oil. Poison oak and poison sumac are related to poison ivy and also ...