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.

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 ...

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 ...

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 ...

A new invasive insect is emerging in Central Ohio, and state officials want to know if you see one. Elm zigzag sawfly adults were trapped in Delaware County the week of April 15, according to the Ohio ...

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 ...