Poison ivy, oak, and sumac contain an oil called urushiol that causes an allergic skin rash. These plants can be identified by their leaf structure, though some non-toxic plants look similar. To avoid ...

One recent hot morning a light wind was blowing yellow leaves off walnut and poplar trees. It had been hot and humid for several days, which accounts for some of the yellow leaves, but these leaf ...

Summer is finally here, so that means it's time for hikes in woods and trips into the outdoors. But if you're not careful, you might come across an unwelcomed part of nature — poison ivy. So before ...

The staghorn sumac (Rhus typhina, previously Rhus hirta) is a common plant with a strikingly uncommon appearance. The young branches of the staghorn sumac are upright, with velvety red-brown hairs, ...

When I announced to some friends that I was planning to establish a native sumac grove on my property, the first thing I heard was, “Why would you want to plant that trash tree on your property?” I ...

We may receive a commission on purchases made from links. Sumac is a spice that has been gaining wider visibility over the past couple of decades. It's long been very popular in Mediterranean and ...

Imagine a tree that could usher in scores of birds, bees, and butterflies throughout the growing season, then quickly adorn your yard in incredible fall colors after summer winds down. The staghorn ...