A complex organic-mineral fertilizer comprising a dry mixture containing an organic component selected from the group of: leonardite, lignite, peat or a mixture of any of these substances, and a mineral component. The mineral component is selected from the group: bentonite, trepel, glauconite or a mixture of any of the specified minerals and/or rocks, wherein the organic component constitutes 70-80 wt% of the dry mixture, the mineral component constitutes the remaining wt% of the dry mixture, additionally containing cultures of live nitrogen-fixing, phosphorus- and potassium-mobilizing bacteria and those with fungicidal properties added to the dry mixture in the amount of 1x10(8)-1x10(9) CFU/cm3.