Researchers in Vermont infected 5,300 of the trees with a lethal dose of Dutch elm disease in hopes that the survivors can eventually help build a genetically diverse and disease-resistant population.

A tree in the northwest Edmonton neighbourhood of Calder has tested positive for Dutch elm disease, marking the tenth ...

Elm trees were once stalwarts of the UK countryside that towered out of hedgerows, lined fields and woodlands. Glance at the landscape paintings of John Constable for a vague idea of what has been ...

Confirmed cases of Dutch elm disease are trending high again this year, according to the City of Regina. City workers removed ...

It’s tough on trees in North Dakota. Bitter winter cold. Scorching summer heat. Floods. Droughts. Wind. And that’s just an ...

If you have an elm tree in your yard, Great Falls city foresters are asking you to keep a close eye on it this summer. Dutch ...

Add Yahoo as a preferred source to see more of our stories on Google. The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize ...

The City of Edmonton has confirmed that a single tree in the Calder neighbourhood tested positive for Dutch elm disease, ...

The City of Moose Jaw has identified 91 suspected cases of Dutch elm disease (DED) during its first citywide survey of the ...

After going eight months without a new case of Dutch elm disease, Edmonton has now identified three new cases in the span of ...

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 ...

American elm trees (Ulmus americana) were once very common as forest and landscape trees in the eastern U.S. Their graceful vase shape and wide canopy made them especially popular for lining city ...