Buster grew up in Corpus Christi, Texas and began his career painting sale items on the market windows of his father’s meat market. He also used butcher paper as a canvas to sketch on. He attended Texas State University as an Art student in the 1960s and his full-time art career began in 1973.
Garnet was featured in Southwest Art Magazine in May 1979. In 1991 he was chosen for participation in the “Art in Embassies” program of the U.S. Department of State. In this program, two of his paintings hung in the American Embassy in Beijing, China for two years. His work can be found in private collections of celebrities, former Presidents, and major corporations.