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 elm trees on my street downtown have been infested the past couple of years with what I think are elm leaf beetles. We can see little striped worms climbing up the bark, and the leaves are chewed ...

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 ...

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 ...

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 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 ...

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.

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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 ...