Have you ever noticed that oak forests tend to have much more leaf litter on the ground than other forests? This is because oak leaves decompose at a much slower rate than most other leaves. Oaks, ...

Many coast live oak (Quercus agrifolia) trees are showing unusual browning in their canopies in the last month or two. If you look carefully, you may see small, crescent-shaped galls forming on the ...

Though it’s tempting to grab the leaf blower or throw them away, you might want to consider leaving the leaves alone.