A sowing element for precision pneumatic seed drills. The sowing element includes a conduit for transporting the seed with an initial portion which is proximal to a device for isolating the seed, an intermediate portion which extends in continuation of the initial portion, and a terminal portion for dispensing the seed; and a pneumatic accelerator which is arranged along the conduit for transporting the seed. The pneumatic accelerator is positioned between the intermediate portion and the terminal portion of the conduit for transporting the seed.