Apera GroStar GS4-E Replacement pH/EC Combo Electrode Root Innoculant Say goodbye to spider mites

Say goodbye to spider mites

ALSO NON-PLANT FOOD INGREDIENT: 1% Humic acid (derived from Lignite)

Make your nutrient solution easy to manage with the GroLine Monitor

Brought to you directly from the Flower Children of the Sixties and Seventies—the Old School generation

The self-sealing air filter traps up to 95% of pollutants from the air to protect your plants and the unit’s vital components

Apera GroStar GS4-E Replacement pH/EC Combo Electrode Root Innoculant Say goodbye to spider mitesAI58040 GroStar GS4 E replacement pH EC combo electrode Measures pH, conductivity (EC and PPM) and temperature Combo probe built with lithium glass membrane and titanium alloy to ensure high accuracy and durability Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance double junction structure uses blue gel electrolyte without the air bubble 1 year warranty