Midwest's Select Bulk Casing Mix size:5 lb The Original Organic Rye Spawn

The Original Organic Rye Spawn Bags are a classic

EFFECTIVE FOR RAPID ROOT GROWTH: Hormex rooting compound consists of Indole-3-Butyric Acid

Our Spawn bags come with their own step by step photo guide

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Featuring variable speeds

Midwest's Select Bulk Casing Mix size:5 lb The Original Organic Rye SpawnMidwest Grow Kit's Mushroom Casing (substrate) is a non nutritious moisture retaining layer to spread on the top and bottom of your mushroom substrate. This method is generally referred to as the "Bulk" method, Monotub, or Bulk Substrate. this is the popular alternative way to fruit your spawn bags or jars. We provide easy to follow instructions on how to use and create your bulk grow. The hardest part of this process is achieving the perfect ratios