A tiny beetle has infested dozens of trees in a canyon in the Santa Susana Mountains in the Simi Valley area, marking the ...

The invasive Goldspotted Oak Borer beetles are responsible for killing at least 200,000 oak trees in SoCal, increasing fire ...

The roots of that big tree in your yard may be infiltrating your underground plumbing right now. If the species is shallow-rooted, it's even more likely.

Just as mountain cedar season came to an end, another pesky pollen is making an appearance in the pollen count for the first time this season — oak.

The rapid spread of the Goldspotted Oak Borer is killing hundreds of thousands of oak trees, undermining habitat and ...

Tree removals often spark public outcry in Santa Barbara, but city officials say each decision follows years of environmental ...

At one time, the oak was both old and young, and its gifts to life were many. It fed wildlife. Its roots held the earth when ...

As warmer weather rolls in, people across Chattanooga are getting back outside—and for many, that means gardening. On ...

Owls visit your yard for food. They stick around for sleeping, nesting, and hunting purposes, if the conditions are right.

Arborists and land managers are trying “assisted migration” as global warming threatens livability in communities and the health of urban and rural forests.

A new study shows that the shape of urban trees affects how pollen travels through the air, which could help cities reduce allergy exposure.

Following multiple requests from Iowa City’s west side neighborhood members, the Iowa City Parks and Forestry staff will plant 175 trees in neighborhoods in the area this spring.  The decision comes ...