Darling-58 sprouts, a transgenic American chestnut created by ESF researchers, grow in a nutrient solution. Darling 54, a ...

This elm, known as "Rosa's tree" or the "Burrell elm," is pictured here before losing many of its branches. It is slated to be removed in early August from its location at 1111 S.W. 10th Avenue.

Topping is not pollarding; they are two different things. Pollarding is primarily a technique used by making internodal cuts ...

Elm, chestnut and ‘beech hell ... Researchers analyze the DNA profile of an American chestnut for genetic similarities to disease-resistant trees in the field.

Robert Venette, from left, Ben Held, Ryan Murphy, Kyle Rue, Johannes Dufault and Neal Kingsley gather to plant elm trees in a field at Boutwells Landing senior living community in Oak Park Heights ...

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...

Researchers and volunteers plant elm trees in a field at Boutwells Landing senior living community in Oak Park Heights on Friday, May 16, 2025. The University of Minnesota researchers hope the ...

For decades, the American elm population has dwindled, and one of its greatest threats is the deadly Dutch elm disease, which has taken its toll on Brown’s campus, too. The tree removal ...

The tree died after being infected by Dutch elm disease, a fungus that can kill trees. High foot traffic and a drought last fall added to the elm's stress. “Dog Beach is an off-leash area, so ...

PORTLAND, Ore. (K O IN) — A tree representing a piece of Oregon history is entering its final days. Despite efforts from arborists and experts to save an “iconic” 154-year-old elm tree in ...

Within living memory, so many of our hedgerows, lanes and parks were awash with elm trees. Several varieties once thrived here, but it’s the eponymous English elm (Ulmus minor ‘Atinia’ — thought to ...

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...