Q: Small shoots from the ends of branches with leaves on them are dropping from my oak tree, but it doesn’t have any galls on it. Is it in danger ...

Despite deploying thousands of tests and running samples, researchers still haven't determined why so many white oak trees across Iowa have died.

Get advice on fungal conks on live oaks, plumbagos and nematodes, safe glyphosate use near wells, shade turf, and choosing Texas memorial trees.

The smaller, second project will remove around 170 hazardous, non-native or invasive trees along Poway’s portion of Camino del Norte, while roughly 200 more trees there will be trimmed. This will ...

Want more local nature coverage? Sign up for WTTW News’ weekly Urban Nature newsletter. The invasive spotted lanternfly appears to be making inroads in Chicago, two years after the pest was first ...

For half a century, Mountain View has had an ordinance protecting its heritage trees. Now community members are questioning whether the system is working.

I noticed this on the trunk of a very mature live oak. Is this tree in trouble? What should I do? This looks like a fungal conk. They are the external growths (often even “artistic”) of funguses that ...

The forests that once sheltered the small town of Roseland are turning brown. A month after a sprawling oil and lubricant facility exploded and rained down slick black droplets all over this ...