A flow control insert for an agricultural metering system includes a headconfigured to couple the flow control insert to a housing of the agriculturalmeteringsystem. The flow control insert also includes a tongue extending from thehead. Thetongue is configured to engage a channel in a meter roller of the agriculturalmeteringsystem to substantially block flow of particulate material through the channelin acircumferential direction opposite a rotational direction of the meter roller.
