Multi Grain Mushroom Substrate Jar 1qt grain bag Storing unused spawn

Storing unused spawn

Popcorn Mushroom Substrate Grain Bag - 3lb

This versatile substrate is ideal for cultivators of all levels

Casing soil — required for button

This ready-to-use mushroom substrate simplifies the growing process

Multi Grain Mushroom Substrate Jar 1qt grain bag Storing unused spawnMulti Grain Mushroom Substrate Jar 1qt The Multi Grain Mushroom Substrate Jar 1qt offers a nutrient rich growing medium for mushroom cultivators of all experience levels. This jar contains a fully hydrated and sterilized blend of popcorn, rye berries, and red milo, providing the ideal environment for healthy mycelium growth. Each jar is equipped with a self healing injection port for contamination free inoculation and a 5 micron filter patch for