One of the most important working bodies of a grain planter, ensuring the quality of sowing, is a coulter for applying fertilizers to the soil. The wear of anchor coulters is a common problem for all modern tillage and sowing machines. Currently, it is advisable to restore worn-out coulters and subject them to hardening in order to reduce the cost of purchasing spare parts, including foreign ones. The most rational method of restoring coulters is HDPE boration. (Research purpose) The research purpose is analyzing the wear of coulters for applying fertilizers to the soil, as well as methods of their restoration. (Materials and methods) Anchor coulters made of 20GL steel were investigated. It was noted that the forms of wear in different parts of the working body have wedge-shaped and sickle-shaped forms; wear occurs on the front surface and on the lateral thickenings, which are necessary for sealing seeds. Various methods of restoring coulters were analyzed, such as electric spark alloying, chemical-thermal treatment, electromechanical treatment, HDPE boration, sputtering, surfacing, diffusion saturation, electrocontact welding. (Results and discussion) It was determined that the most promising method of restoring coulters is HDPE boration due to high productivity, low costs and high wear resistance of the coating. The relative wear resistance of the sample after HDPE boration is six times greater than the reference sample. Due to this, coulters with such a coating are less exposed to abrasive wear and retain their performance longer. (Conclusions) We analyzed the types of coulters, as well as their advantages and disadvantages. It was revealed that the coulters are most often subjected to abrasive wear. It was established that HDPE boration is the most rational method of restoring anchor coulters.