The invention discloses dedicated tomato organic fertilizer, and belongs to the technical field of organic fertilizer. The fertilizer is prepared from the following raw materials in parts by weight: cow and sheep manure, corn stalk, peanut straw, filbert meal, humic acid, brown sugar, EM fungicide, fructus quisqualis, pumpkin seed, herba houttuyniae, radix isatidis, urea, zinc sulfate, manganese chloride, borax, attapulgite, sea-foam stone powder, a soil conditioner and a compound microbial agent. The fertilizer has rich nutrient elements, meets the requirements of tomatoes on nutrients in all growth periods, effectively improves physical and chemical property of soil, enhances moisture and fertilize retention capacity of the soil, prevents varieties of physiological diseases of plants from happening, and effectively improves the yield of the tomatoes.