Grass seed means grain.
“is a grass species cultivated for its grain,”
And it’s chinese character says grain 高粱.
Grain grain grain~
Sorghum bicolor
Sorghum bicolor, commonly called sorghum (/ˈsɔːrɡəm/) and also known as great millet, broomcorn, guinea corn, durra, imphee, jowar, or milo, is a grass species cultivated for its grain, which is used for food for humans, animal feed, and ethanol production. Sorghum originated in Africa, and is now cultivated widely in tropical and subtropical regions. Sorghum is the world's fifth-most important cereal crop after rice, wheat, maize, and barley, with 61,000,000 metric to Sorghum bicolor is the cu...