5-6 lb Sawdust Spawn Bag

5-6 lb Sawdust Spawn Bag (per bag)


Mix with hot water in a sanitary pail (optional:let sit overnight)

700-800 g Hardwood fuel pellets (HWFP)

1/2 tsp CaCO3 (calcium carbonate, calcitic lime)

1 Tbl CaS (Gypsum)

2 L hot water


pour into a strainer and let drain till flow of water is almost stopped

Put 2/3 cup dry HWFP into each bag (14A type bag)

scoop drained mixture evenly into 14A bags, roll down to filter patch and clip or stack.

Sterilize for at least 2 hour at 121 C at sea level in a pressure canner/sterilizer, according to the manufacturer's instructions.  Make sure to use sufficient water in cooker to provide steam for extended run time.  Use sterilization indicators to check for sufficient time.  Overpacked cookers or large volumes will require longer times.  During cooling when the pressure is between 0 and 1 psig move the cooker in front of a HEPA filter air source to finish cooling.