System for sowing a plurality of seeds, comprising: a separating device for separating a single seed relative to a remainder of the plurality of seeds; an optical recognition system for recognizing the separated seed; a robot arm device for picking up the separated seed and for sowing the picked-up seed; a control unit for controlling the separating device, the optical recognition system and the robot arm device; wherein the seeds are sown on a growth substrate with a plurality of sowing positions, such as a tray; the system further comprising: a substrate moving unit for moving the growth substrate in stepwise manner, wherein the growth substrate comprises a row of sowing positions transversely of a direction of movement of the growth substrate, wherein the control unit is configured to control the robot arm device to sow one seed at a time in one sowing position of a row and, when the sowing in the row has been completed, to control the substrate moving unit to bring a subsequent row of sowing positions into position; and characterised in that it comprises a plurality of falling tubes which are disposed such that each lower opening of each falling tube can be aligned during operation with a respective sowing position associated with the same row. a separating device for separating a single seed relative to a remainder of the plurality of seeds; an optical recognition system for recognizing the separated seed; a robot arm device for picking up the separated seed and for sowing the picked-up seed; a control unit for controlling the separating device, the optical recognition system and the robot arm device; wherein the seeds are sown on a growth substrate with a plurality of sowing positions, such as a tray; the system further comprising: a substrate moving unit for moving the growth substrate in stepwise manner, wherein the growth substrate comprises a row of sowing positions transversely of a direction of movement of the growth substrate, wherein the control unit is configured to control the robot arm device to sow one seed at a time in one sowing position of a row and, when the sowing in the row has been completed, to control the substrate moving unit to bring a subsequent row of sowing positions into position; and characterised in that it comprises a plurality of falling tubes which are disposed such that each lower opening of each falling tube can be aligned during operation with a respective sowing position associated with the same row. a substrate moving unit for moving the growth substrate in stepwise manner, wherein the growth substrate comprises a row of sowing positions transversely of a direction of movement of the growth substrate, wherein the control unit is configured to control the robot arm device to sow one seed at a time in one sowing position of a row and, when the sowing in the row has been completed, to control the substrate moving unit to bring a subsequent row of sowing positions into position; and characterised in that it comprises a plurality of falling tubes which are disposed such that each lower opening of each falling tube can be aligned during operation with a respective sowing position associated with the same row.