The squiggly trunks and branches of Black Locust stand out in the winter landscape. Photos by Katie Finch Leaves are probably the most common feature used to identify trees. But in winter, when so ...

American elms, Ulmus americana, are native to North America from Saskatchewan to Nova Scotia and from Texas to Florida. They grow 60 to 80 feet tall, with a thick trunk, the shape of a vase and a ...

DALLAS — The winter freeze this February was a tough test for trees across North Texas, and we're still seeing the impact months later. If your trees appear to be dying now, there's a good chance it ...

Recently, our diagnostic lab at Kansas State University reported a high volume of Dutch elm disease cases in Kansas. The disease has been present in the United States since the 1920s, when it began ...

Jul. 8—If you see an elm tree leaf with an odd, zigzag-shaped missing section, Maine forestry officials want to hear about it. It could be evidence of a new and potentially destructive insect pest in ...