A system (21) for distributing a plurality of seeds is disclosed. The system (21) comprising: a storage tank (18) operable to store the plurality of seeds a first meter (14) downstream of the storage tank (18) a second meter (22) downstream of the first meter (14) operable to individually meter the plurality of seeds and an outlet conduit (46) located downstream of the second meter (22) wherein the first meter (14) is configured to adjust the flow of the plurality of seeds in response to a signal from a sensor located between the first meter (14) and the outlet conduit (46).