Spawn for professional mushroom producers | 4th generation of mycelium | 5 liter Microsac. Mycelium inoculated from mother spawn bottle or bag. Certified axenic mycelium on sterilized grain, meant for further multiplication. Each portion is double-tested, axenic, and packed in a sealed Microsac.

It’s a novel white stain which developed in 1985. It has abnormally small cap and long stem that are achieved by elevating carbon dioxide levels and limiting light exposure.

*Primordia are induced by a shock. For most mushroom species, this is done with a thermal shock, which is defined by the minimum temperature during the day-night cycle.