Mega Mix Bulk Substrate Jars (12-Pack)

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Our Mega Mix Bulk Substrate Jars (12-Pack) provide a diverse blend of premium grain substrates, perfectly balanced for mushroom cultivation. This 12-pack includes quart-sized jars filled with a sterilized mix of rye, millet, and oats, creating an ideal environment for strong mycelium colonization. The jars are equipped with self-healing injection ports for easy and clean inoculation. This versatile substrate blend promotes healthy growth for a wide range of mushroom species, making it an excellent choice for both novice and experienced growers looking to scale up their production. Show more