The invention discloses a fertilizer special for corn, which is composed of the following components: ammonium sulfate, urea, monoammonium phosphate, calcium superphosphate, calcium magnesium phosphate, potassium chloride, borax, trace element amino acid chelate, nitrohumic acid, amino acid, biological preparation, biological synergist, and conditioning agent. Compared with the prior fertilizer, the fertilizer special for corn can raise a sugar content of fruits, can shorten a mature period, can increase output, can save labor force cost, can alleviate pollution of underground water, can ensure grain and foodstuff safety, and can raise product quality.