The invention provides a high-yield maize planting method. The high-yield maize planting method is characterized by including the steps of seed treatment, field planting, field management and water and fertilizer management, maize seeds of an excellent hybrid maize variety which is resistant to close planting, dwarf, resistant to falling, compact in plant type, green in straw, proper in mature period, free of cluster baldness and resistant to diseases and pests are selected and treated through a special organic seed coating agent for maize, wherein the organic seed coating agent is composed of actinomycin, bacillus subtilis, azospirillum brasilense, fulvic acid, spice powder, heteroauxin, microelements, a sodium alpha-naphthaleneacitic acid growth regulator, an EDTA-2Na chelating agent, humic acid and turf.