Add Yahoo as a preferred source to see more of our stories on Google. Depending on where you live, you might find yourself in the presence of poison ivy, poison oak or poison sumac on your next hike.

Add Yahoo as a preferred source to see more of our stories on Google. As temperatures in the First State start to increase, people will be spending more time outdoors. Whether gardening or hiking, ...

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 ...

As temperatures in the First State start to increase, people will be spending more time outdoors. Whether gardening or hiking, Delaware residents need to be on the lookout for certain plants that will ...