Can you guess what I'm doing?

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Gel should be stable and have enough nutrient to keep for several months.

You can absolutely build one yourself. Many folks in the mycology word do just this out of wood. However, we're shooting for as sterile environment as possible -- how do you sterilize wood?

A large expense in the laminar flow hood is the HEPA filter.
 
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Could the hood be replicated by a talented tin knocker.
I bet GW could give it a run for the money and build one cheaper Maybe.
@Tattered Old Graywolf
A lot of steroid home brewers make their own. You mostly just need positive pressure at the front with a filtered intake, sort of the reverse of what you do with a grow tent.
 
Gel should be stable and have enough nutrient to keep for several months.

You can absolutely build one yourself. Many folks in the mycology word do just this out of wood. However, we're shooting for as sterile environment as possible -- how do you sterilize wood?

A large expense in the laminar flow hood is the HEPA filter.
Cool so what stops the plant inside from growing bigger or do they grow bigger
Brand new science to me I should read up on it so I understand better
 
16 cultivars down today. I'll do another 8 tomorrow. Cooking up a fresh batch of basal salts now :)
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