Instructor details hydroponic system pH, EC and initial fertilizer steps for Phoenix site
An instructor explained target electrical conductivity (EC) and pH ranges, calibration needs, and an initial fertilizer procedure for a hydroponic system, noting Phoenix water hardness and an initial sulfuric acid adjustment.
The full story
An instructor outlined steps to prepare and maintain a hydroponic system, including target electrical-conductivity and pH ranges, calibration guidance for meters, and plans to add fertilizer immediately.
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