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 ...

Bark beetles moving between trees routinely carry two fungi that are responsible for the Dutch elm tree disease outbreak.

On the St. Paul campus of the University of Minnesota, rows of tiny elm trees sprout in a test field run by University researchers. These elms are a series of new trees cloned by the University that ...

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 ...

I have an American Elm that started looking like it had a problem and then died a few weeks later. What in the world happened? JA The culprit was likely Dutch elm disease. I was speaking with Jen ...

Aug 26, 2021 Aug 26, 2021 Updated Jun 6, 2022 For decades, the city's forestry workers battled Dutch elm disease with projects to spraying healthy trees and removing dead or diseased trees. The ...

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 ...

PROPOSED CLEANUP MONEY COULD BE AN EXCUSE TO SWEEP UP ENCAMPMENTS. OF SACRAMENTO’S OLDEST AND LARGEST TREES AND NOW, THE NEXT TIME YOU’RE OUT FOR A WALK OR BIKE RIDE, YOU CAN ACTUALLY HELP PROTECT ...

In early July, Denver’s forestry team discovered that Dutch elm disease – a fungal tree killer that targets American elms – was back after a twelve-year absence from the city. While the team is hoping ...

Your Reporter Kelly Werthmann specializes in coverage of Aurora. She also anchors CBS Colorado's weekend evening newscasts. Share you story ideas with her by sending an email to yourreporter@cbs.com.

Prospect Park Alliance arborist Malcolm Gore counted the rings on a tree stump at the top of a hill in Prospect Park. "I got to 90,” he said. Counting tree rings for age isn’t entirely accurate, Gore ...