Add Yahoo as a preferred source to see more of our stories on Google. Oak galls contain insect larvae, usually wasps. Q: We have oaks all around our property and it sounds like someone is popping corn ...

Add Yahoo as a preferred source to see more of our stories on Google. Small bumps on oak leaves are jumping oak galls, which are caused by a very tiny, native, stingless wasp that lays eggs in leaf ...

It can be unnerving to find that the leaves of an oak or hackberry tree are as bumpy as a rock-covered seashore in late summer. Other trees’ leaves may break out in acne-like red spots or sport ...

While walking around our property this week, I came across two interesting things going on with our pin oak trees. The first thing that caught my eye was what looked like a white grape growing from an ...

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 ...