Global Innovator for the Commercial Mushroom-Growing Industry

Amycel and Spawn Mate have been serving the commercial mushroom-growing industry in North and South America since 1979 and internationally since 1987. We provide the mushroom spawn, supplements, and services that mushroom growers need worldwide. 


We are the world leader in mushroom strain development. Over 90% of North American growers use our two proprietary brown mushroom spawn. Our Biotechnical Research and Development Group creates the best strains for all growing environments and is hard at work developing a new hybrid strain of white mushroom spawn.

We aren’t like other suppliers; we are your solution for mushroom spawn formulated with integrity. Contact us to learn how we can help you grow!

Global Innovator for the Commercial Mushroom-Growing Industry

Amycel and Spawn Mate have been serving the commercial mushroom-growing industry in North and South America since 1979 and internationally since 1987. We provide the mushroom spawn, supplements, and services that mushroom growers need worldwide. 

We are the world leader in mushroom strain development. Over 90% of North American growers use our two proprietary brown mushroom spawn. Our Biotechnical Research and Development Group creates the best strains for all growing environments and is hard at work developing a new hybrid strain of white mushroom spawn.

We aren’t like other suppliers; we are your solution for mushroom spawn formulated with integrity. Contact us to learn how we can help you grow!
White hybrid mushrooms and Amycel and Spawn Mate's premium spawn carrier
Amycel's proprietary brown mushrooms fully colonized for high-yield commercial mushroom growing

Our Commercial Mushroom Promise

The cornerstones of our business are people, products, and performance. We deliver consistent high-yielding products supported by our team of best-in-industry technical service representatives.

Solving Your Mushroom-Growing Challenges

We are the global leader in spawn and supplement research and development.

At Amycel and Spawn Mate, we turn your growing challenges into growing opportunities with our proprietary strains and products. We’re the only vertically-integrated spawn producer in North America, giving us the ability to deliver proven quality and consistency. Our robust grower support and customer service make us the company you can depend on to help you grow the best quality mushrooms!

For the increased productivity you demand, the consistency you need, and the quality you deserve, Amycel and Spawn Mate deliver.

Researchers in specialized garb cultivating contamination-free mushroom spawn

Mushroom Spawn and Supplements You Can Trust

As a commercial mushroom grower, you need a top-quality strain and a delayed-release mushroom supplement that will boost your yields no matter your growing needs.

Mushroom Spawn and Supplements You Can Trust

As a commercial mushroom grower, you need a top-quality strain and a delayed-release mushroom supplement that will boost your yields no matter your growing needs.


Mushroom Strains

Amycel is the industry leader in mushroom spawn strain development, and we have a strain to suit your growing needs. We offer two popular proprietary brown hybrid Agaricus bisporus strains and four premium varieties of white Agaricus bisporus strains.

Exxcalibur is our newest white spawn variety. Contact your sales technician to learn more about it.

One of Amycel's proprietary brown hybrid strains
Spawn-Supplement-1

Spawn Carriers and Casing Spawn

Our two premium spawn carriers (Exxpress and Onyxx) are formulated for faster colonization and Trichoderma Green Mold protection, and our premium casing spawn performs under the harshest conditions.

Explore Our Substrates  

Mushroom Supplements

Spawn Mate is the original and leading brand of delayed-release nutritional supplements. Whether you are producing organic or traditional mushrooms, we have the right solution for you.

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About Us

As a family-owned and operated company, we cherish the trusting relationships we have made — and continue to make — in the commercial mushroom-growing industry. We are now approaching our 45th anniversary, and we are more committed than ever to our vision:

To transform the mushroom industry through the development of innovative spawn and supplement products.
Mushroom growing experts developing innovative mushroom strains