The invention relates to the technical field of agricultural planting fertilizers, and in particular to a special fertilizer for black peanuts. The special fertilizer for the black peanuts consists of 50-60 parts of apple dregs, 20-30 parts of cottonseed meal, 8-10 parts of white granulated sugar, 20-30 parts of sugar beet pulp, 50-60 parts of lobster shells, 10-20 parts of cypress leaves, 1-2 parts of calcium cyanamide, 2-4 parts of steel slag and 3-5 parts of potassium humate, wherein the application amount of the special fertilizer for each mu of the black peanuts is 500-600kg. By adopting the special fertilizer for the blank peanuts, the application amount of each mu can be reduced, the fertilizer can be slowly released, the fertilizer utilization rate is high, formation of anthocyanin on the skin of the black peanuts can be promoted, the content of anthocyanin on the skin of the black peanuts can be increased, the maturing rate and the fruit fullness rate of the black peanuts can be greatly increased, the quality of the black peanuts can be improved, raw materials used in the fertilizer are cheap and easy to obtain, the soil can be not polluted, soil acidification and hardening can be relieved, and an application method is simple.