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 ...

Saskatoon city hall is expecting a big increase in Dutch elm disease cases this year after a record 41 positive diagnoses ...

The Elephant Tree is among a handful of long-gone chapters in the history of Worcester Common. The spot was once a burial ...

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 downtown ...

Deep in Glen Affric stands an ancient witch elm once known as the “Last Ent,” a lone survivor of Dutch elm disease that wiped ...

RENO BOTTOMS - The elm tree that towered over Andy Meier was a survivor. At 37 inches around and about 150 years old, it had so far avoided Dutch elm disease, the fungus that wiped out many of its ...

The oldest elm tree in Portland and possibly all of Oregon has suffered a rough 2024 so far — and city officials say they have no choice but to cut it down next month, about 150 years after it took ...

Your Reporter Kelly Werthmann specializes in coverage of Aurora. She also anchors CBS Colorado's weekend evening newscasts. Share you story ideas with her by sending an email to yourreporter@cbs.com.

FARGO — Fargo city forester Scott Liudahl's job sometimes involves having to cut down trees, but no matter how many times it happens, it still bothers him. "I take it very personally, especially if ...

The larvae feed on the leaves of elm trees in a distinctive zigzag pattern. Gyorgy Csoka via Wikimedia Commons under CC BY 3.0 An invasive wasp is wreaking havoc on elms across the United States—and ...