Years of drought conditions in the Midwest and Great Plains have opened the door for pests and diseases that are killing ...

LISLE, Ill. (Sept. 24, 2024)— Over a third of threatened or understudied oak tree species in Mesoamerica are not held in managed botanical collections anywhere in the world, and for many species ...

Our local forests have far fewer oak trees than were present in the 1800s and yet, of all our native trees, the oak tree is ...

Few average Joes can correctly identify every species of oak growing in North America. That’s the kind of Final Jeopardy-level knowledge typically reserved for foresters, wildlife biologists, and very ...

All oaks make nice trees but the live oak is the most durable capable of surviving for a hundred years. Q. A tree grew up in our yard that is now bearing quarter size orange fruits.

Many caterpillars feed on the leaves of oak trees. Most will not do much damage, but some can pose a real threat to the health of the tree. Here’s what you need to know to identify the caterpillars on ...

There are nearly 60 types of oak native to the U.S., the foundation reports, and the centuries-old trees can span 35 to over 100 feet. Here is a look at the state tree for every state across America: ...

WHAT: A missing oak species—the Quercus tardifolia —that was thought to be extinct, until nine botanical researchers scoured Big Bend in search of one last living tree.

Fiaoni said the nursery, now managed by the state, is constantly evolving and grows 70 different tree species each year. “We grow approximately 30,000 to 40,000 white oak seedlings here every ...

Champion trees are the largest-known living individuals of their species. The Wilsons’ tree was deemed the Florida Champion live oak in October 2022.