The 1lb Popcorn Mushroom Substrate Grain Bag offers a reliable and nutrient-rich substrate for mushroom cultivation. This fully hydrated and sterilized popcorn substrate provides an ideal environment for healthy mycelial growth, ensuring vigorous colonization and multiple flushes of mushrooms.
Packaged in a durable mushroom grow bag, the substrate features a self-healing injection port for contamination-free inoculation and a 5-micron filter patch for optimal gas exchange. Ready to use right out of the bag, this mushroom substrate simplifies the growing process for both beginners and experienced cultivators.
