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 ...

The North Carolina Forest Service has been receiving reports of scorched-looking elm trees throughout central North Carolina, from Davidson to Johnston counties. But Jim Slye, the service’s Forest ...

BECKET — There’s a tiny insect new to Berkshire County that is munching on leaves, giving some trees a ghostly, wintry appearance even in the midst of summer — entirely defoliating elms. The elm ...

DELAWARE, Ohio (WCMH) – An invasive insect that leaves a pattern on elm tree leaves was detected in Ohio for the first time this summer. Officials found a population of elm zigzag sawflies at the U.S.

DELAWARE, Ohio (WCMH) – An invasive insect known for leaving unique patterns on the leaves of elm trees has been spreading this summer. In July, Ohio became the latest state to confirm a population of ...

A leaf that fell from an elm tree more than 6,000 years ago was discovered intact by archaeologists in the United Kingdom. Scientists found the leaf -- along with a selection of Stone Age tools and ...

It feels like spring and our thoughts are turning to gardening. Turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty and ...

North Carolina has a new insect resident, one that poses a unique risk to elm trees. The elm zigzag sawfly (Aproceros leucopoda Takeuchi) was first detected in the United States for the first time in ...

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 ...