OUR PASTEURIZED 7LB PREMIUM MANURE BASED SUBSTRATE BAGS COME SEALED IN UNICORN BAGS WITH .5 MICRON FILTERS, AND ARE PERFECT FOR 32-56-66 QRT MONOTUBS, LARGE SHOTGUN FRUITING CHAMBERS, AND LARGE MARTHA GREENHOUSE TRAYS!

WE USE LOCALLY PROCESSED HORSE MANURE FROM OUR ILLINOIS FIELDS WITH VERMICULITE, GYPSUM, AND SHREDDED HAY HYDRATED TO FIELD CAPACITY AND PASTEURIZED CORRECTLY IN OUR INDUSTRIAL PASTEURIZER FOR PERFECT, FRESH, HIGH QUALITY SUBSTRATE YOU WON’T FIND WITH MANY VENDORS ONLINE!

OUR 3.5 OR 5LB GRAIN SPAWN BAGS, WITH A 7 or 10LB SUBSTRATE BAG, AND AN OPTIONAL 1LB CASING LAYER BAG, AND YOU’RE READY TO GROW LIKE A PRO!

OUR PERFECTLY HYDRATED SUBSTRATE IS CAREFULLY PASTEURIZED FOR 3 HOURS AT 165 DEGREES IN OUR INDUSTRIAL STERILIZER, UNLIKE OTHER SELLERS USING BOILING WATER AND 5 GALLON BUCKETS WHICH PARTIALLY STERILIZES YOUR SUBSTRATE LEAVING IT SUSCEPTABLE TO CONTAMINATION, WE PASTEURIZE OUR SUBSTRATE THE RIGHT WAY!

WE ALSO MAKE OUR SUBSTRATE FRESH DAILY GIVING OUR CUSTOMERS THE ABSOLUTE FRESHEST, CORRECTLY MADE, CONTAMINATE FREE SUBSTRATE ON THE MARKET! TRY OUR SUBSTRATE AND SEE THE MYCOGROWSUPPLY DIFFERENCE!