GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester timers-and-instruments Cultiwool will provide the substrate

Cultiwool will provide the substrate with a donut ring as well

Vermicrop then fortifies the mixture with Fossilized Kelp to increase calcium levels

Processing Capability: Wet: 75 lbs/hr | Dry: 15 lbs/hr

organic acids

GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester timers-and-instruments Cultiwool will provide the substrateThe HI98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity (EC), TDS (ppm), and temperature. Simple, two button meter operation and advanced features, including a selectable EC to TDS conversion factor (0. 5 500 ppm and 0. 7 700 ppm). for your essential testing. All measurements in a single, hassle free tester. Quick Cal solutions to calibrate pH and conductivity all at once with a single solution. Perfect for