Representatives of the natural enemy groups found in greater abundance in shrubs below scale-infested trees compared to uninfested trees. Left: A jumping spider (family Salticidae). Middle: An assassin bug, Sinea sp. (Reduviidae). Right: A winter ant, Prenolepis impairs (Formicidae). (Photos by Matt Bertone, Ph.D.)

Caption: A willow oak grows in a landscaping bed with holly shrubs and roses below it. (Photo by Caleb Wilson, Ph.D.)