Chilis were one of the earliest plants to be cultivated in the New World. There is evidence that suggests that chili peppers were used as food and medicine over 8000 years ago. They were commonly used by the Incas, Toltecs, Mayans, and Aztecs. The Aztecs used them in almost every dish. The Great Chili Seed Postcard contains a seed packet, detailed planting instructions, and an information packet.