Four years ago, the Caldor Fire burned 221,835 acres in El Dorado, Alpine and Amador counties, as it climbed the western ...

An aggressive hatch of Douglas-fir tussock moth caterpillars is threatening trees, both in national forests and in Santa Fe.

Forest staff will be conducting inspections and surveys in the coming months to monitor the level of defoliation affecting Douglas-fir and white fir trees throughout the forest.

Tree Activism Reaches New Heights: A 25-year-old activist has spent over two nights 80 feet up in the air in a grand fir near the Elwha River that is slated to be cut down for timber.

The pong pong tree isn't just "The White Lotus" fiction. The science behind the killer seeds from the "suicide tree" are real and can be deadly, even in small doses.

A tree that's nearly two centuries old will be removed from the White House grounds because it's deteriorating, President Donald Trump said Sunday.The southern magnolia stands near the curved ...

The White House will remove from its property a magnolia tree planted nearly 200 years ago with seeds said to have been brought from former President Jackson’s home in Tennessee.

The U.S. Capitol will display a Christmas tree from the Humboldt-Toiyabe National Forest in Nevada this year.

Cottonwood, green ash, and catalpa trees were popular choices. The initiative allowed farmers and ranchers to purchase a variety of tree saplings at subsidized rates, including catalpa, which was ...