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 ...

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 ...

“What is causing these lumps (above) on my live oaks?” asks Birds & Blooms reader Katherine Gerritsen of Grand Cane, Louisiana. Horticultural expert Melinda Myers says, “Abnormal growths on a variety ...

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 ...

As mentioned in the previous garden update, galls that form on tree leaves rarely cause much in the way of tree stress. But there are also galls that form on other parts of trees. In most cases, gall ...

Something I've had a lot of questions about lately is wasps. Specifically, wasps that are flying around trees in large numbers. One of the things that I wonder when somebody asks me about wasps is, ...

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, ...

I was on a walk in my neighborhood the other day and noticed quite a few galls on a red oak tree. I noticed them because the tree had lost most of its leaves, so I thought I would share some ...

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 ...

Galls cause worry for tree owners each year, but in truth, most of these odd-shaped growths are more of a curiosity than concern. Galls have long been a part of tree life in Missouri and elsewhere in ...