A new, invasive insect species has been detected in Ohio for the first time, authorities said. The elm zigzag sawfly was spotted by researchers infesting elm trees in both Franklin and Delaware ...

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 new invasive insect has been found infesting Ohio elm trees. The elm zigzag sawfly is a caterpillar-like insect native to Asia, according to the Ohio Department of Natural Resources. It was first ...

Dutch elm disease has been present in the United States since the 1920s, when it began its rapid spread across elm populations, killing most American elms. Every year the disease continues to spread ...

The elm seed bug hasn’t lived in La Plata County for long, but it didn’t struggle to gain a foothold in the region. It is harmless to humans, but it is an invasive species that preys on the seeds of ...

Elm-lined streets were once ubiquitous in America. The trees’ success throwing beautiful, shady canopies over urban environments made them one of the most popular to plant in the country. Then a ...

Answer: I’m glad you’re asking this question when these weedy, invasive trees are small and relatively easy to control (emphasis on the “relatively”). We all know how precious shade is in New Mexico, ...

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 ...

Saskatoon city hall is expecting a big increase in Dutch elm disease cases this year after a record 41 positive diagnoses ...

The American elm (Ulmus americana) was once a common sight on the Upper Mississippi River, but Dutch elm disease, or DED, has killed many trees. DED is an invasive fungal pathogen that is spread by ...