This potato seeder features a robust structure for a variety of soil types and climates, precision seeding technology for uniform growth, and designed for large-scale potato farming. It includes a pest control system and is equipped with our largest seed, fertilizer and pesticide hoppers. The Loosening the soil unit of a large 3 point hitch potato planter features precise furrowing discs and soil loosening resilient tines mounted on a sturdy frame. Designed for efficient furrow cutting and soil preparation, the unit includes adjustable tension springs and depth control, ensuring optimal conditions for seed planting and maximizing agricultural yields. The planting depth control of the potato planter adopts a single-unit depth-limiting contouring mechanism, so that uneven sowing depth caused by factors such as regions, soil quality and the like is solved, and the stability of sowing depth is improved. The soil cover disc assembly for large trailed potato planters is designed for effective post-planting soil cover and ridging. The black round discs are expertly crafted to evenly distribute soil over newly planted potatoes, ensuring proper growing conditions. Mounted on a sturdy frame, this important component can be adjusted to precisely control depth and angle, providing optimal coverage and promoting healthy crop development.