Hackaday Prize Entry: Hydroponic Garden Control

[Todd Christell] grows tomatoes in hydroponic buckets in his backyard, and recently he suffered a crop loss when a mechanical timer failed to dispense the nutrient flow as directed. He decided the solution was to add a sensor array to his home network.

[Todd]’s home automation setup runs on a Raspberry Pi loaded with Jessie OS and Node-Red, with Mosquitto as his MQTT message broker. With a sensor network in place, [Todd] would get updates on his phone alerting him if there was a problem with the pumps or if the nutrient bath was getting too low.

The proposed hydroponic …read more http://pje.fyi/PYDM1y

Paul Jacob Evans

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