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For hydroponics use 2 teaspoons of mycorrhizal fungi for every 10 gallons of tank reservoir
HALO pH electrodes can connect with any Apple or Android device running the Hanna Lab App
Greenhouse whiteflies are typically found on poinsettias
labs & scientific testing
HydroMaster HM-500 pH/EC/TDS/°F Tester (113831)
Hanna GroChek pHEP 4 Meter new-releases For hydroponics use 2 teaspoonsThe pHEP 4 includes a dual level LCD, battery level indicator, BEPS, replaceable pH electrode cartridge, stability indicator, automatic shut off, electrode removal tool, and automatic calibrationall in a floating, waterproof casing. It is ideal for users who require the greatest accuracy and features while staying economical. Features Waterproof and designed to float Automatic temperature compensation Automatic calibration Tactile grip casings HOLD
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