A thicket of smooth sumac retained some of its berries in January, though most of them were gone. Smooth sumac is well known for its brilliant red fall foliage and its deep red berries. Smooth sumac, ...

There are two kinds of sumac in the Skiatook area – smooth sumac and winged sumac. Smooth or winged refers to the appearance of the stem between the leaves. In winged sumac, a bit of leaf tissue is ...

The eastern face of Flagstaff Mountain lights up each fall as clones of smooth sumac, Rhus glabra, turn brilliant red. Fall brings out the best in clonal species — quaking aspen, gambel oak, ...

There is a weed growing along the roadsides that I hope you will develop an appreciation for after reading today’s column. In fact, I’ll bet you the more you know about this weed, the greater your ...

This year's foliage season is shaping up to be a gorgeous one. Red maples in the swamps started the parade of color, and the yellows of the birches and orange sugar maples are lining up to add their ...

Staghorn sumac, smooth sumac and winged sumac are the three most common species of red-fruited sumac found in Pennsylvania. Staghorn sumac (Rhus typhina) and smooth sumac (Rhus glabra) are similar in ...

Each September and October we marvel at the color of the various woody plants, sadly acknowledging that it is only a brief pleasure. The fall coloring is the result of chemical processes in the leaves ...

Welcome to ID That Tree! In this episode, Purdue Extension Forester Lenny Farlee introduces us to a widespread native shrub called smooth sumac. Found in open fields, roadsides and woodland edges ...

ST. LOUIS — Autumn’s paintbrush is starting to spread its colorful hue across the St. Louis area. Reds, pinks, oranges and yellows are starting to pop up on trees, giving leaf peepers a fall foliage ...

ST. LOUIS — Reds, pinks, oranges and yellows are starting to pop up on trees, giving leaf peepers a fall foliage show across the St. Louis area. But, what about the trees in your neighborhood?

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 ...

Depending on where you live, you might find yourself in the presence of poison ivy, poison oak or poison sumac on your next hike. They're best avoided, as these plants can leave you with an ...