NORTH SPORE Mastr Mix Sterile Soyhull & Hardwood Substrate, 5lb Cleaners & Disinfectants A digital hydroponic testing meter

A digital hydroponic testing meter for measuring water’s acidity

and aeration

Temperature Range: 0-60°C (32-140°F)

5 mL of Bloom B concentrate per gallon of irrigation water

NORTH SPORE Mastr Mix Sterile Soyhull & Hardwood Substrate, 5lb Cleaners & Disinfectants A digital hydroponic testing meterNORTH SPORE Mastr Mix Sterile Soyhull & Hardwood Bulk Substrate The Premium 5lb sterilized Mastr Mix contains a blend of hardwood sawdust, non GMO soyhulls, and select substrate amendments. This proprietary blend is formulated for higher yields and has a pleasant, leafy, deep veggie aroma (thanks to the premium soyhulls used in our recipe). After more than a year of development, the result is a product with a better nutritional profile for a faster