An apparatus for treating horticultural products, such as blueberries and the like, includes in series at least one station for loading the horticultural products, at least one preliminary checking station, at least one alignment station, for their subsequent advancement aligned on at least one row, at least one viewing station, for acquiring information related to at least one parameter of interest of each horticultural product, such as the color, size, shape, sugar content, defectiveness, and the like, at least one distribution station, for sorting the products into uniform subgroups, as a function of the information acquired by the viewing station, and at least one recirculation apparatus for returning, at least to the viewing station, any horticultural products that have not been sorted by the distribution station.