Bluelab pH Pen | Waterproof Digital pH Tester for Hydroponics Co2 Control Application Rate: Exceptionally low dosage

Application Rate: Exceptionally low dosage of just 0

and AeroWave E fans

Maximum Bioavailability: Chelated minerals stay stable in water

Application Methods: Can be applied directly into the root zone during regular watering or used as a highly effective foliar spray

if necessary half the basic nutrients

Bluelab pH Pen | Waterproof Digital pH Tester for Hydroponics Co2 Control Application Rate: Exceptionally low dosageBluelab pH Pen: The Ultimate Handheld Digital pH & Temperature Tester Take complete control of your crop health with the Bluelab pH Pen. Trusted by commercial growers and hobbyists alike, this lab quality instruments provides fast, accurate, and temperature compensated readings of your liquid nutrient solutions. Whether you manage a sophisticated hydroponics setup, a backyard greenhouse, or a home aquarium, maintaining the perfect pH level is critical