By Sam Marshall
Horticulture Extension Agent
What’s small and brown, about half the length of a grain of rice, and has the potential to kill your ornamental trees and shrubs? Why, the black twig borer, of course.
But have you ever actually seen one? Unless you happen to be extremely observant and own a high-powered microscope, then the answer is most likely no. However, the black twig borer is fast-becoming a major pest in nurseries and home landscapes throughout surrounding counties.