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 ...

You’re admiring the stalwart limbs and sculpted leaves of your handsome oak tree, and suddenly you see them: warty bulges clustered along the branches like bunches of freaky grapes. There’s no need to ...

Question. My oak tree has woody growths on the limbs. Should I be concerned? Answer. You have spotted the handy work of quite small insects or mites. Oaks, especially the live oaks, seem to be ...

Galls cause worry for tree owners each year, but in truth, most of these odd-shaped growths are more of a curiosity than a concern. This is the time of year people frequently begin to notice galls on ...

Q: I know these growths on my tree are caused by some little bug, but is it hurting my tree and will they ever go away? They are especially bad on one of three pin oaks. A: Tiny wasps of two species ...

Q : The attached photo is of a 32-inch red mulberry grown from a 6-inch bare-root seedling last spring. I am now going to plant it onto a preserve where it will get scant support over summer. I am ...

Beautyberry peaks in the garden in the coming weeks and months, when this shrub's rich, light purple berries cover the plant like brightly colored jewels. Beautyberry has a loose, arching form that ...

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 ...

Q • I have an oak tree out front that dropped leaves in a recent storm. I picked up a leaf and noticed "nodules" all over the leaf. Can you tell me if my tree has a problem or if this is normal?

CUTLINES - Q: My pin oak tree has lumpy growth on the limbs that someone said were galls. What should I do about this? I don't want to lose my tree. C. B. TulsaA: Oak tree galls come in many forms, ...

Some leaves on my tree are coated with blisters, though the majority have only a few growths or none. Do I need to do anything? Otherwise, the tree seems OK. Shade-tree leaves get many types of galls, ...

Scientists at Rice University recently made a discovery when studying oak trees that is the first of its kind. They discovered a love triangle of sorts between a wasp, an oak tree and a vine. The bad ...