The staghorn sumac seed heads are beginning to change color and are now pale yellow, but as summer progresses the seed heads will become a crimson color. If you are not familiar with the staghorn ...

They look beautiful, but underneath the surface it can be a different story. Hazardous trees on private land have commonly ...

If you’re a gardening geek like me, you might frequently fall down horticulture Reddit thread rabbit holes. One I saw ...

Storms, pests, diseases, and overcrowding can all signal it's time to cut down a tree. Look for these signs and more to know when to call an arborist.

I recently bought two 12-foot shade trees in large containers. Do I need to stake them? How long? My neighbor still has stakes on some trees planted two or three years ago.

Dozens of trees on a ridge above I-90 were cut or stripped. King County is now suing a trio of property owners.

Plants and trees send their roots into the ground to soak up water and nutrients from the soil. Until now, scientists ...

King County is suing Issaquah homeowners for illegally cutting over 140 trees in Grand Ridge Park, a move that a forest ...