ArborSystems Wedgle Direct Injection Tree Treatment System no drilling trunk-inject applications has saved thousands of Ash trees, providing proven control of EAB, preventively and curatively, even in heavily infested areas since 2002. Whether you use ArborSystems Boxer Insecticide (Chemical: Emamectin Benzoate) for two-year control or Pointer Insecticide (Chemical: Imidacloprid), both provide control of EAB. EAB is an abbreviation of Emerald Ash Borer which is actually a beetle that feeds on ash trees. Arborist classify it as a pest and ash trees around the country have been infested and dying when left untreated. For more information, click here.