High-vigour, contamination-screened grain spawn for commercial oyster-mushroom growers. A propagation input that colonises quickly and evenly across a substrate.
Fully colonised sterilised grain ready to inoculate a fruiting substrate, plus master culture for growers who expand their own spawn.
| Grade | Standardization spec | Appearance |
|---|---|---|
| Grain spawn | Fully colonised sterilised grain | White-colonised grain, free-flowing |
| Master culture | Agar / liquid mother stock | Agar plate or liquid syringe |
High-vigour grain spawn shortens the colonisation window and reduces contamination risk on the grow.
Screened, traceable stock keeps flush timing and cap quality predictable batch to batch.
Upstream input for growers supplying fresh and dried oyster mushroom.
Propagation material for cultivation use only, not for direct consumption. Inoculate under clean conditions.