Dechang has a subtropical plateau monsoon climate, with abundant light, heat and water resources and the characteristics of rain and heat in the same season. Because of special nutrients in the soil and the unique climatic conditions in this area as well as the universally high management level of farmers, the special kind of purple garlic planted has unit quality and characteristics. It is large in size, thick and solid in meat and has special strong spicy taste. It is crisp and juicy, can be stored for a long time and good for transportation. Dechang garlic has been sold across China and welcomed by the consumers.