Masters Mix Substrate 4.5kg

Masters Mix Substrate is a premium, sterilised growing medium specifically formulated to support healthy mushroom cultivation. This 4.5kg bag contains a carefully balanced blend of Oak sawdust and Soya hulls designed to provide optimal nutrition and moisture retention for a wide range of mushroom species. The substrate has been hydrated with in our double-filtered water and professionally sterilised inn our autoclaves to eliminate competing organisms and pathogens, giving your mushroom mycelium the best possible environment to colonise and fruit. Whether you're cultivating oyster, shiitake, lion's mane, or other gourmet varieties, this ready-to-use substrate removes the guesswork from preparation. Perfect for both beginners and experienced growers, Masters Mix offers consistent results and reliable performance. Simply inoculate with your chosen spawn and watch your mushrooms thrive. The generous 4.5kg quantity provides ample material for multiple fruiting blocks or a substantial single project. Store in a cool, dry place until ready to use. Each bag is sealed to maintain sterility until opening.