A professor emeritus at Washington State University, Chastagner is considered one of the world’s foremost experts on tree and ornamental flower bulb pathologies. In 2018, he received a lifetime ...

C. Ola Landgren, M.D., Ph.D., received HealthTree Foundation's prestigious 2025 Innovation Award for his work in developing CORAL, a new research tool that leverages AI to predict individual outcomes ...

Free tree seedlings and grass plugs will be distributed to residents as part of TreeFest’s ongoing efforts to restore the ...

“I saw in Louisiana a live-oak growing / All alone stood it, and the moss hung down from the branches.” —Walt Whitman, Leaves of Grass, 1860-61 More than 150 years after Whitman wrote those lines, the ...

SEATTLE — Trees upon towering trees make up what Washingtonians know to be one of the most stunning landscapes in the nation. In Shoreline, a towering fir tree was cut down. While beautiful at one ...

CARSON RANGER DISTRICT, Nev. – For the first time ever, Nevada is providing “The People’s Tree” to our nation’s capital for their annual Christmas Tree Lighting Ceremony taking place December 4. The ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. The old tree had survived plenty. Branches tangled in power lines. Dogs ...

The D.C. Council is moving forward with legislation that would allow the removal of dozens of protected trees as part of a multibillion-dollar plan to redevelop the RFK Stadium campus. The “Robert F.

This story was supported with funds from SpotlightDC with reporting by participants in Hola Cultura’s Storytelling Program for Experiential Learning. The story was edited by Christine MacDonald, Hola ...

MONTCALM COUNTY, Mich. — It's a tradition the White House first saw in 1889, and this year, its roots are in Michigan. Korson's Tree Farms in Montcalm County announced they've been picked to supply ...

ISSAQUAH, Wash. — A trail camera set up to capture wildlife instead caught something no one expected: a tree sliding down a hillside in Issaquah’s Grand Ridge Park. That discovery has now led to a ...