Check out our inventory of Mushroom Grow Bags, Bulk Substrates, Grain Spawn Bags, Agar supplies, and much more.


Mushroom Grow Bags

Injection Port Bags

Injection port bags make it easy to inoculate your spawn using a spore syringe or liquid culture syringe. Available in both 02.-micron and 0.5-micron gas exchange filter models. 

bags for growing mushrooms

Standard Bags

Standard mushroom grow bags can be used for a multitude of processes including spawn production, substrate preparation, or as an all-in-one fruiting bag.

standard mushroom bags

Biodegradable Bags

These biodegradable mushroom grow bags are manufactured using special additives that causes the chemical structure of the bags to degrade in ANY environment.

eco friendly mushroom bags with injection port


Manure Based Substrate

New Products

Shop Mycology Tools

Injection ports, spawn jar lids, agar corers…

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Mushroom Genetics

Shop Liquid Cultures

Quality gourmet and medicinal mushroom genetics

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About Us

Mushroom Growing Supplies for Home Growers and Professional Cultivators

Milliken Mushroom Supply offers a selection of the best mushroom growing supplies, tools, and equipment for growing your own mushrooms at home or in a commercial grow

Whether you are just starting out, looking to grow your business, or need to replenish your supply, Milliken Mushroom Supply has everything you need.

Curious about growing mushrooms or creating your own mushroom grow kits? Interested in taking advantage of the booming mushroom industry? We can provide you with the products you need to make your own grain spawn bags, substrate, and many other mycology products.

As the old adage goes, “the right tool for the job”, and the same is true for growing mushrooms. Milliken Mushroom Supply is here to help you find the right, high-quality growing tools and equipment to meet your mushroom cultivation needs.

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