Stacker used information from forestry and landscaping sites to compile a quiz to identify trees by looking at their leaves.

In western Colorado, home to the treasured Palisade peach, cytospora canker is one of the most consequential fungal diseases ...

Expert advice on holly leaf damage, pecan trees, yuccas, squirrels, hydrangeas, azaleas and other garden problems.

The world's oldest oak tree, the Jurupa Oak, will be protected from a new development after conservation groups, city ...

(Why I sit in the same spot outside every week.) ...

Douglas fir dieback, caused by drought and insects, has spread from southwest Oregon into the Willamette Valley in a major ...

A deadly oak disease that also affects redwoods and other trees has spread to a far Northern California tribe's lands.

Maine Forest Service officials say a fungus and a virus are combining to help drive down the browntail moth population in the ...

A deadly hospital fungus that resists nearly every antifungal drug may have an unexpected weakness. Researchers discovered that Candida auris activates specific genes during infection to hunt for ...

Take the bur oak tree, for example, known as Quercus macrocarpa. Quercus refers to trees in the oak genus, which tend to share physical traits, while macrocarpa is the name of the specific species of ...