Dutch elm disease (DED) remains one of the most pressing challenges for elm populations across Europe and North America. Contemporary research has evolved from early descriptions of pathogen virulence ...

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 ...

The City of Edmonton has confirmed that an elm tree removed in October from the Glengarry neighbourhood has tested positive for Dutch elm disease (DED), the second confirmed case in 2025. City ...

Ceratocystis ulmi, better known as Dutch elm disease, has become a major problem in cities throughout the country and Winona is taking measures to head off the disease before it reaches epidemic ...

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 ...

A telltale sign of Dutch elm disease is yellow leaves on a dying branch. American elms that show signs of the disease are tested by city of Bismarck arborists, who continue to watch the trees to ...

Please provide your email address to receive an email when new articles are posted on . Oak and maple are the most common trees in North America. Dutch elm disease caused recent backlogs in extract ...

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.