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Hello, My name is Joe and I am using the SmartBee controller system to handle irrigation in a 20' X 50' room. I am having numerous problems with the system. - Waterings are programmed, but then never happen. - The soil sensor is inoperative as it does not hold calibration. - The controllers are...

Hello, My name is Joe and I am using an iPonic 614 system to control humidity, CO2, and temperature in a 20' x 50' grow room. I am having fits with the sensors staying calibrated and have been trying to deal with Link4- unsuccessfully, nice folks but not that helpful. Sooo... the question I...

I recently performed a lighting experiment with some Dianthus, slowly bringing up light intensity over a 20-minute period of time at the beginning of the 18-hour cycle and then decreasing the intensity slowly over another 20-minute period of time, just before the 6-hour night cycle. The results...