While everyone is enjoying the outdoors as the weather warms up, some uninvited guests, such as spongy moth caterpillars, can ...

Napa Valley’s trees are not just beautiful. They’re alive with stories, clues and fascinating details waiting to be ...

Deep in the swamps of the American Southeast stands a quiet giant: the bald cypress (Taxodium distichum). These majestic ...

Jeremy B. Yoder, a Lancaster Mennonite High School graduate, is an associate professor of biology at California State ...

Covington Flats is also an example of “climate refugia,” or an area that is expected to remain suitable for Joshua trees in ...

The Catalpa tree, pronounced kuh·tal·puh, is one of the most showy and impressive summer-flowering trees. This picture does ...

The Texas A&M AgriLife Extension Service has launched an online Texas Triple-P: Plant Phenology Project plant identification course.