Hanna Cal Check Solution, case of 25 grow-light-reflectors The blend incudes coir

The blend incudes coir

The GroGreen uses a dual-media system — KDF85 paired with Granulated Catalytic Activated Carbon — to tackle a broad spectrum of contaminants in a single pass

was designed in Humboldt County to be used with our Grow and Micro to be a complete growing nutrient system for hydroponics as well as other growing mediums

this growing medium will not only improve the overall growth and yields of your crops

vitamins and minerals which help your plants thrive

Hanna Cal Check Solution, case of 25 grow-light-reflectors The blend incudes coirThese sachets are for use with the Hanna HI9813 6 GroChek portable pH TDS EC Temp meter, which utilizes the Cal Check Solution to determine whether the probe is in need of cleaning or replacement. The sachets should only be used once, then discarded, in order to avoid contamination and improper readings.