10th new case of Dutch elm disease in Edmonton this summer

Dutch elm disease detected in Downtown Edmonton tree

The City of Edmonton has confirmed a new case of Dutch elm disease (DED) in a tree in Downtown Edmonton, the 17th case detected since 2024.

Nearly two dozen Saskatoon trees infected with Dutch elm disease, city says

Elm trees make up about a quarter of Saskatoon's urban forest, so the disease poses a "significant risk to the city's tree canopy," according to the city's website.

10th new case of Dutch elm disease in Edmonton this summer

Edmonton came into this summer with a total of seven trees having tested positive for Dutch elm disease since the very first case was detected in August 2024. The city has now detected 10 new cases in the past two months. The latest: a tree downtown tested positive for the deadly fungal disease. It was […]

Saskatoon identifies new cases of Dutch elm disease and plans tree removal

Dutch elm disease, resulting from a lethal fungus, spreads through interconnected elm roots and is transmitted by a particular species of bark beetle that transports the fungus between trees. This disease poses significant risks to elm populations across affected regions.