An apparatus for treating horticultural products having in series at least: a first station, which includes first elements for the individual handling of respective horticultural products and at least one vision system, controlled by an electronic control and management unit, for the acquisition of information related to at least one parameter of interest of each horticultural product. The apparatus further includes a second station, including second elements for the individual handling of respective horticultural products and at least one device for weighing each horticultural product in transit, controlled by the electronic unit, and a third station, including third elements for the individual handling of respective horticultural products. The second station includes an intermediate unloading assembly, which can be actuated selectively by the electronic unit for the early release of the horticultural products, handled by the second elements.