The invention relates to a planting method of peas. The planting method comprises the following steps: 1 sterilizing before seeding: selecting seeds with 40% saline water and mixing the peas with nodule bacteria; 2 growing seedlings: paving seedling growing soil in each large hole of a seedling growing disc; digging a small hole and putting the seeds; covering a mulching film; 3 cultivating land and fertilizing: selecting the land; planting in the land which is precisely ploughed, is slightly wet, is a dry land and has high organic matter content; applying farm manure chemical fertilizers and dyfonate particles, and building a furrow after raking; 4 transplanting: transplanting in sunny days; 5 inserting a bracket in a growth period and partially and manually leading a vine; 6 fertilizing and carrying out moisture management: fertilizing for multiple times and irrigating, wherein immersing irrigation is not used and a compound fertilizer and potassium chloride are used as main fertilizers during the growth period; and 7 harvesting: harvesting the peas in batches, applying the fertilizers for one time while harvesting for one time.