Kickstart your mushroom cultivation from colonisation to canopy with MycoNutrients® Spawn & Substrate Bags — precision-prepared for maximum yield and consistency. This collection includes our lab-prepared, fully sterilised organic rye grain spawn — MycoSpawn™ — and our premium bulk substrate blends — MycoCoir™ and MycoWood™ — scientifically formulated for long-term support, vigorous mycelial growth, and maximum yield. Whether you’re starting fresh or expanding your culture, these are the foundations of a thriving grow.