Mushroom Spawn Supplements

Leading Provider of Spawn Supplements

For commercial growers, optimal mushroom growth relies on the right strain, the right substrate, and the right supplement. Spawn Mate pioneered the use of delayed-release supplements and is the leader in mushroom nutrition.

Amycel and Spawn Mate’s innovative delayed-release spawn supplements provide the right balance of nutrients to power your crops to profitability.

Our eight different supplement formulations — including three for use in certified organic mushroom production — can be added at spawning or casing. Contact us to learn which supplement is best suited for your commercial growing conditions.

Leading Provider of Spawn Supplements

For commercial growers, optimal mushroom growth relies on the right strain, the right substrate, and the right supplement. Spawn Mate pioneered the use of delayed-release supplements and is the leader in mushroom nutrition.

Amycel and Spawn Mate’s innovative delayed-release spawn supplements provide the right balance of nutrients to power your crops to profitability.

Our eight different supplement formulations — including three for use in certified organic mushroom production — can be added at spawning or casing. Contact us to learn which supplement is best suited for your commercial growing conditions.

Collage of an overhead view of Amycel's research facility

Mushroom Supplements You Can Trust

Nearly half of the mushroom growers in the US use Spawn Mate because our supplements:

  • Improve performance, increase yield, and offer growth consistency.
  • Are the best certified organic spawn supplements.
  • Are supported by our industry-leading technical service team who can help your farm reach its highest quality and production potential.

As the only vertically-integrated spawn producer in North America, Amycel and Spawn Mate’s robust research and testing capabilities allow for testing across many different growing conditions.

hand holding flower over a red and yellow bag that says spawn mate

Our Spawn Supplements

Spawn Mate supplements are produced in the USA and are made of a proprietary blend of high-quality ingredients to achieve optimal nutritional content. They can be added at spawning and casing. Our organic supplements are a special blend of organically approved ingredients and comply with organic standards.

Our Spawn Supplements

Spawn Mate supplements are produced in the USA and are made of a proprietary blend of high-quality ingredients to achieve optimal nutritional content. They can be added at spawning and casing. Our organic supplements are a special blend of organically approved ingredients and comply with organic standards.

Mushroom Growing Production

promycel-gold mushroom

Promycel Gold • 54% Protein. The gold standard in delayed-release supplements, Promycel Gold contains a balanced nutritional content of lipids, carbohydrates, micronutrients, and multiple protein sources.

titanium mushroom

Titanium • 48% Protein. Our Titanium delayed-release supplement combines inorganic compounds and animal proteins and is well suited for production during the warmer months.

ultimate mushroom

Ultimate • 48% Protein. The Ultimate is a high-yielding supplement that does not contain animal protein. It runs cooler in the spawn run and can be used at a higher rate.

tbs mushroom

TBS • 41% Protein. TBS is our blend of basic carbohydrates and protein from plant and animal sources and was formulated specifically for farms that only produce two breaks per crop.

spawn-mate-se mushroom

Spawn Mate II SE • 27% Protein. Spawn Mate II SE offers simple carbohydrates and a low protein content that is ideal for Oyster mushroom production.

Certified Organic Mushroom Production

pg-natural mushroom

PG Natural 2.0 • 54% Protein. Our PG Natural 2.0 supplement includes all the benefits of Promycel Gold — a balanced nutritional content of lipids, carbohydrates, micronutrients, and multiple protein sources — and complies with all organic standards.

smo-pro-2.0 mushroom

SMO PRO 2.0 • 48% Protein. SMO Pro 2.0 combines an inorganic component with animal protein that complies with all organic standards. It is formulated for easily manageable heat ups during spawn run.

smo-pro-58 mushroom

SMO PRO 58 • 58% Protein. For a higher protein content, SMO Pro 58 combines an inorganic component with animal protein that complies with all organic standards. It is formulated for easily manageable heat ups during spawn run.

Which Supplement Will Improve Your Mushroom Crop?

At Amycel and Spawn Mate, we understand the importance of selecting the right spawn supplement for your farm that is compatible with the mushroom strain you are growing and your environmental growing conditions. Contact us today and find out how we can help you grow the best quality mushrooms!