4LB Sterilized Mushroom Substrate made with hardwood pellets and supplemented with bran.

Ready for inoculation upon arrival.

Product will be shipped in 1 business day.

Priority Mail 1-2 days.

Bag will be sealed at the top to ensure sterility, cut and reseal after you are finished working.

Sterilized Mushroom Substrate - HWFP

$20.00Price