Quality is a top priority for U.S. sorghum farmers. The United States Department of Agriculture's Grain Inspection, Packers and Stockyards Administration established the following sorghum grading requirements.
NOTE. Commodity sorghum, as defined by the U.S. Grains Standard Act, can be a mixture of colors, including white, yellow, pink, orange, red or bronze. Any type of sorghum can be identity preserved to be directed into an industry or food sector to satisfy a particular need.
USDA Sorghum Quality Report