house ants
This video demonstrates organic ant control for citrus trees using tree tanglefoot, a natural ant repellent for fruit trees. See:
http://fruitmentor.com/AntControl

Because nectar-loving ants such as the Argentine ant farm nectar-producing insects such as the Asian citrus psyllid, controlling ants on citrus trees is an important measure to reduce the spread of Huanglongbing, a deadly citrus disease spread by citrus psyllids.