What’s that red in the woods? Sumac, most likely. “It’s a harbinger,” said Julie Janoski, Plant Clinic Manager at The Morton Arboretum. “When you see those first scarlet sumac leaves, you know autumn ...

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 ...

Our native sumacs are misunderstood plants that often have a bad reputation for closely resembling the “tree-of-heaven,” or ailanthus tree. Sumac are most often found in open, recently disturbed sites ...

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 ...