If you or your neighborhood have many hackberry trees, chances are you have seen these “gnat-like” bugs crawling on the mesh ...

Stephan Keto, second from left in the front row, and Todd Barkman, in the red shirt, with students, alumni and volunteers in front of the large dwarf hackberry tree. KALAMAZOO—The Arbor Day Foundation ...

If you or your neighborhood have many hackberry trees, chances are you have seen these “gnat-like” bugs crawling on the mesh of your window. Here’s the size of a hackberry phylliad.