Popcorn Mushroom Substrate Grain Bag 3lb wood based substrate These jars are equipped with

These jars are equipped with self-healing injection ports for easy inoculation and 5-micron filter patches to allow proper gas exchange

The 1 Quart Popcorn Mushroom Substrate Jar is a reliable and nutrient-dense substrate option for mushroom cultivation

This balanced blend of fully hydrated and pasteurized horse manure and straw offers a rich mushroom substrate that promotes strong mycelial growth and healthy yields

this rye berry mushroom substrate supports multiple flushes and consistent results

Popcorn Mushroom Substrate Grain Bag 3lb wood based substrate These jars are equipped withPopcorn Mushroom Substrate Grain Bag 3lb The 3lb Popcorn Mushroom Substrate Grain Bag provides a nutrient rich and fully hydrated substrate that supports robust mycelial growth and consistent mushroom cultivation. Known for its superior moisture retention, popcorn is an excellent substrate for mushroom species that require high nutrient levels for vigorous colonization. Packaged in a durable mushroom grow bag, the substrate features a self healing