Horse Manure and Straw Mushroom Substrate 25lbs bulk substrate See all mushroom substrates

See all mushroom substrates

Packaged in a durable grow bag

Multi Grain Mushroom Substrate Bag - 3lb

this popcorn substrate provides an ideal growing environment for healthy mycelial colonization and multiple mushroom flushes

Horse Manure and Straw Mushroom Substrate 25lbs bulk substrate See all mushroom substratesHorse Manure and Straw Mushroom Substrate 25lbs The Horse Manure and Straw Mushroom Substrate 25lbs is a premium bulk substrate solution for large scale mushroom cultivation. This package includes 5 x 5lb bags of fully hydrated and pasteurized horse manure and straw, providing the perfect nutrient base for dung loving mushroom species. Each 5lb bag is packaged in a large mushroom grow bag with a 5 micron filter patch for optimal gas exchange and