Mushroom Mulch

Made from hardwoods (apple, cherry, hickory, maple, and oak) + soy hulls + fresh well water. 

Use spent mushroom substrate (SMS) as mulch to suppress weeds + retain moisture or as soil amendment to add organic matter + structure.

Cellar Mushrooms SMS is free from pesticides, fungicides, chemicals. 

This block was the food source for our culinary mushrooms grown in Vancouver, WA.