2. Spawn

To increase the ammount inoculum in order to inoculate a fruiting substrate the mycellium needs to be expanded onto a growing media that will allow for easy distribution in a fruiting substrate. this is what is known as spawn and usually involves the use of sterilised grain with rye grain be the most common cereal used. Depending on the species and substrate in question sawdust spawn is also common and in some case cheaper method of making spawn.

Sawdust Spawn

As well as being a substrate in itself sawdust can also be used to create spawn for inoculation of other substrates such as logs or straw. Often when used a…

Cardboard Spawn

You can culture some species of fungi by simply “running” the mycellium on cardboard. Oyster (varieties of the genus Pluerotus), King Stropharia, Wood Blewitt, Nameko among others are amenable to…

Grain Spawn

The following example details how to prepare 1kg of sterilised rye grain for use as growing medium in bulk spawn production. The measurements can then be scaled according to the…

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