Photo: Maíces biodiversidad y cultura (Museo Cabañas), Guadalajara Maíz, also known as corn, is a large grain plant first domesticated by Indigenous peoples in Mexico about 10,000 years ago. CelebrationsSeptiembre = September: Mes de Maíz (Corn Month) (Mexico) September 29 Día Nacional del Maíz (Mexico) Translating: CornSpanish: MaízAyöök: Tëëmt (Seed) Features Planeta.com