The invention relates to a rotary tillage, ridging, seeding, fertilization and land leveling integrated machine for peanut, which comprises a chassis, rotary tillage blades are arranged at the lower end of the chassis, ridging plates which are fixed on the bottom of the chassis are arranged behind the rotary tillage blades, a movable frame is fixed at the rear end of the chassis and a left hydraulic rod and a right hydraulic rod can extend and retract to raise and lower the movable frame, a left set of seeding unit and a right set of seeding unit are arranged on the movable frame, each set ofseeding unit comprises two seeding boxes, a fertilizer discharge tube is arranged between the seeding boxes, one end of each fertilizer discharge tube communicates with a fertilizer box fixed over thefertilizer discharge tube, and the other end is adjacent to the ground. The rotary tillage, ridging, seeding, fertilization and land leveling integrated machine for peanut integrates equipment of each planting step together, achieving the objective of multiple purposes, moreover, the whole process is highly smooth, the problem of mutual influence does not exist, consequently, a person can carry out the whole planting process, the planting efficiency is greatly increased, labor intensity is deceased, and the rotary tillage, ridging, seeding, fertilization and land leveling integrated machine for peanut has high working efficiency, saves manpower, increases the speed of peanut planting, and increases economic benefit.