As lead author Kelly Oten told the publication, "Like most invasive species, the elm zigzag sawfly probably isn't [spreading] ...

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 ...

RALEIGH, N.C. (WTVD) -- An invasive insect that's originally from East Asia has arrived in North Carolina, according to researchers at NC State. The elm zigzag sawfly, or Aproceros leucopoda, first ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

U.S. Army Corps of Engineers Forester Andy Meier inspects an elm tree on the Mississippi River for possible signs of Dutch elm disease, which has wiped out many of the elms in the river's floodplain ...