Q: What are these growths on the stems of my oak trees?
June 13, 2017
Q: I have these growths on the stems of my oak trees. When I crushed the growth I discovered it contained small worms. Are these killing my trees? A: The structures are called galls and are generally caused by insects. Bacteria, fungi, mites ... READ MORE
Category: Home Landscapes, Pests & DiseaseTags: Oak Galls