A planter includes a seed a delivery system for delivering seed from one or more hoppers to one or more row units of the planter. The seed delivery system includes a number of seed entrainers. The seed entrainers receive seed from the one or more hoppers. The seed is combined with a fluid, such as air, which moves the seed through the seed entrainer and towards one or more row units of the planter. The entrainer includes one or more outlets, with the outlets corresponding to different row units, and the outlets can be varied based upon the need of seed delivery for the planter.