Some trees and shrubs have a bad reputation for being susceptible to diseases: lilacs to powdery mildew, junipers to juniper ...

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 ...

The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize the state’s elm population. The American elm trees, each about 2 ...

Grand Forks still loses more than 100 trees a year to Dutch elm disease, even as its threat has decreased in recent decades. Dutch elm was first found in Grand Forks in 1979 and reached its height in ...

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

Getting your Trinity Audio player ready... Dutch elm disease has been reported back in Denver after more than a decade of its absence. The Denver forestry office discovered the disease last month in ...

Robin Adair, owner of Arbour Crest Tree Services, said the city has a lot of work to get ahead of dutch elm disease. He said ...

It's been more than three decades since Dutch elm disease was first spotted in Grand Forks. That first victim was a small tree that grew where the Grand Forks water treatment plant now stands. Since ...

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 ...

Some of the Bismarck-Mandan area streets are a bit less shady these days, thanks to that scourge of elm trees all over North America: Dutch elm disease. But hey, it could be a lot worse. Bismarck has ...

It's not easy being green, especially for elm trees. This summer -- like others -- the no-fuss granddaddy of shade trees is a host for disease, insects and a foul stench. And the common but deadly ...

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 ...