We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...

Q. My maple tree has black spots on the leaves that just appeared recently. Should I be concerned about this? What should I do? A. Sometimes wet conditions earlier in the season can cause problems ...

To prevent tar spot, mostly you just have to hope that the weather this coming spring is not wet enough for the fungus to ...

The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen new to Pierce County brings an added concern: It can injure people. A research project using citizen ...

One of my favorite things about sharing a love for gardening with my dad is our passing on of notes and lessons. I'll often turn to him for some advice and he likewise calls on me if something isn't ...

Insect galls on pecan leaves will damage but not kill the tree. Shade trees are extremely important to most landscapes, providing aesthetic and functional design elements. Landscapes would be void of ...

Many of you while driving around town might have noticed that our maples along the streets are looking stressed and have a lot of dieback this year. It looks like we are going to lose many of these ...