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pH Control
pH refers to the concentration of hydrogen ions in your growing medium and should be tested regularly to ensure that it remains at a level of 7. Hydroponic systems require more regular testing and should be kept between 5.2-6.3.
Learn more:
- How do I adjust my pH?
- What is nutrient lockout and how can I prevent it?
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BlueLab
Bluelab Multimedia pH Meter (Leap Probe Included) For Plant Health
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HM Digital HydroTester 80s - The Ultimate EC/TDS/TEMP Meter For Plant Health
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Advanced Nutrients pH Up & Down 1L Bundle
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Bluelab Growers Tool Box pH Pen & Conductivity and Temperature Pen for Water
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