The invention relates to a stereoscopic cultivation method for interplanting corns and pinellia ternate, and belongs to the field of modern Chinese herbal medicine cultivation technologies. The stereoscopic cultivation method includes selecting and preparing lands according to requirements; selecting seed sources from pinellia ternate bulbs with appropriate sizes; disinfecting the seed sources and then interplanting the seed sources and the corns according to reasonable planting density. The stereoscopic cultivation method has the advantages that difference between the corns, which are high crops, and the pinellia ternate, which is dwarf shade-loving crops, in the aspect of stereoscopic spaces is utilized, space and land resources are sufficiently utilized, accordingly, artificial large-scale standardized planting of the pinellia ternate can be popularized, and income can be increased for farmers; the stereoscopic cultivation method is easy to popularize and implement, and problems of short supply of the pinellia ternate on current medicinal material markets and increasing exhaustion of wild resources can be solved.