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 ...

DEAR GARDEN COACH: Help! I recently discovered these crazy looking things on the leaves of my valley oak tree. I am wondering what is wrong, and what can I do to get rid of them? I know the tree is ...

We have had numerous calls and samples about funny looking "bumps" on the leaves of oak trees. These growths are known as galls, and alarming as they may seem, they do not injure the plant. Galls are ...

Q. We have a pin oak tree that is approximately 30 feet tall. On the north-facing side of the tree there are many wilted leaves, and there are many balls of strange growth. Pictures of the leaves and ...

I am noticing these round things about the size of a golf ball that appear to be falling from my oak tree. What are they? CS What you are referring to is an Oak Apple Gall. They are called Oak Apple ...

When you look up into the bare branches of some oak trees at this time of year, you can see ball-shaped growths hanging there, looking almost like nature’s Christmas ornaments. These are galls. A gall ...

Q: My oak tree looks like it is making fruit the size of ping-pong balls. Now I know that they make acorns, so they couldn't possibly make fruit, right? What are these round plum-looking fruits ...

This past winter was above-average in temperature. Rarely, if at all, did we have any of those bone-chilling days or nights. As a result of the mild winter, people were asking if we would see more ...

Walk through an oak stand in late summer or fall, and you’ll spot leaves dotted with neat little spheres, also known as galls ...

Oak trees in and around Lawrence are reportedly dropping more than acorns and leaves this fall, and individuals who plan to spend time outdoors should be on the lookout. Oak leaf itch mites — tiny ...

When you look up into the bare branches of some oak trees at this time of year, you can see ball-shaped growths hanging there, looking almost like nature’s Christmas ornaments. These are galls. A gall ...