Two ball or apple galls have formed on this goldenrod stem. The larva inside will stay there through the winter and complete their development in the spring, then emerge as small adult goldenrod gall ...

Woolly oak gall Goldenrod ball gall and bunch gall on same plant. Ruth Smith photo. Oak apple gall. Ruth Smith photo. A friend sent me a text message recently in which she asked, “Any idea what these ...

A gall is an abnormal growth or swelling of a plant caused by hormones released from insects, mites, bacteria, or nematodes. They can appear on any part of the plant with vast variation in morphology, ...

Galls are growths on leaves, stems, branches, trunks, and roots caused by various agents. But they are usually induced by either insects or a fungus of some sort. The exact manner in which insect ...

Have you ever noticed the bulbs that form on the stems of goldenrod? Believe it or not, those bulbs house the larvae of an insect called the goldenrod gall fly. This fly is completely dependent on the ...

Galls are growths on leaves, stems, branches, trunks, and roots caused by various agents. But they are usually induced by either insects or a fungus of some sort. The exact manner in which insect ...

Plenty of animals build their homes in oak trees. But some very teeny, tricky insects make the tree do all the work. “What nerve!” you might say. What … gall! And you’d be right. Oak galls are caused ...

Q: I noticed little fuzzy balls attached to some fallen oak leaves. Also, I keep picking up brown marble-size balls in the yard. They are not acorns. Do you know what they are? A: Odds are what's ...

Q: The oaks in our neighborhood have some type of gall or insect egg case under each leaf. It is about the size of a pencil eraser and is fuzzy tan. Should we be concerned? - B.S., Houston A: It ...

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 ...