Most galls don’t affect a plant’s health. Only a few kinds, mostly triggered by fungi, actually damage trees by causing some branch tips to die back.

Each year in late spring and early summer, homeowners begin noticing strange growths on the leaves or stems and are concerned for the health of their trees. Several different types of galls are ...

Galls have long been a part of tree life in Missouri and elsewhere in the central U.S. Some galls are small, pea-sized growths on leaves. Others appear on twigs or stems and are persimmon-size and ...

The majority of galls appear on oak trees, but other types of trees and other plants, as well, have been known to have galls. These tumor-like growths are examples of parasitism and irony in nature.

Q • My oak trees have more large galls than I’ve ever seen on them, and I’m worried about their health. What can I do about ...

However, galls can be found in twigs, on leaves, in leaf veins, and even on tree blooms in the spring. One of the problems with galls is that it would be incredibly difficult to spray a tree for them.

Depending on the tree and the cause, galls can remain small or grow into large burls. Sometimes the tree does fine with galls, but in other cases the tree's branches can die from the point of ...

Bright red bumps on maple leaves, a hairy green growth on a rose branch, a spherical bulge in an oak twig: By the end of the summer, many strange shapes have appeared on trees, shrubs and other ...

Galls located on the twigs and branches of tree can detract from the overall appearance of the tree, but again, rarely lead to the death of the tree. There is no way to "cure" the tree of galls ...

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 Cue: Trees Galls, Part 2 ...

These microscopic insects can be found up in the trees feeding on the gall midge larvae. The problem is oak leaf itch mites can drop from the trees onto an unsuspecting host (you and me) as we are ...

IN THE GARDEN: Remove galls on trees to avoid potential dieback March 15, 2024 at 7:00 p.m. by Janet B. Carson ...