Poison ivy, along with poison oak and poison sumac, has an oily coating called urushiol, which often causes redness, swelling ...

You may have managed to dodge the dreaded rashes often associated with poison ivy, poison oak or poison sumac, but that doesn ...

However, there’s one vigorous native plant we don’t want in our gardens: Poison ivy. Native to North America, poison ivy (Toxicodendron radicans) is found across the country, everywhere from deciduous ...

We are in peak poison ivy season in our area. That means poison ivy is at its worst and doing its best to spread to you.

At that moment, you've discovered a nightmarish fact – you weren't pulling weeds, that was poison ivy. Here's a little help ...

Poison ivy appears to love the warmer conditions. "My heavens to Betsy, it's taking off," she said. "Poison ivy takes off more than any tree species, more than any shrub species." ...