The Prospect Park Alliance is cutting down one-third of the trees in the Dog Beach Elm Grove because of Dutch elm disease.

A city's tree inoculation programme to tackle the spread of elm disease will begin in May, the council says. The annual ...

A new state report out this week finds conifer tree deaths – including iconic species like the Ponderosa and Pinyon pine – ...

The elm trees are injected with a biological vaccine called DutchTrig, which contains a type of fungus that induces a defensive response to elm disease. This disease is spread by the elm bark beetle.