White Mushroom Strains

Fresh Market Perfection

Amycel's white button mushroom strains are built for the fresh market commercial farms: dense caps, high pick rates, and consistent performance.

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WhiteMushroomsIntills
Up to 25% faster pick rates
Clean, consistent caps that hold without opening
Aggressive colonization across a variety of conditions
Designed for labor efficiency and high-volume production
Phoenixx
Premium off-white hybrid

Phoenixx

Agaricus bisporus

Large, heavy-bodied mushroom. Phoenixx is an aggressive and productive strain with competitive yields. Built for volume without sacrificing cap quality.

Triple X
Premium off-white hybrid

Triple X

Agaricus bisporus

Our fastest in every phase of growing and production. High density and excellent quality across growing conditions.

Delta
Premium off-white hybrid

Delta

Agaricus bisporus

More moderate pinner. Smooth, round caps that hold without opening. Gives growers flexibility across size mixes. Built to compete in the premium fresh market.

Exxcalibur
Premium off-white hybrid

Exxcalibur™

Agaricus bisporus · Released 2023

Our newest and most advanced strain. The vigor of Triple X and the body of Phoenixx. Thicker stems, fewer clumps, better staggering, and pick rates up to 25% faster. Engineered for growers who can't afford to lose time.

Spawn Carriers

Choose from three mushroom substrates or our PAC casing spawn for white mushroom strains.

Millet

Inoculated with pure mushroom culture under tightly controlled conditions. Small grain size for thorough, even colonization.

Traditional Choice

Exxpress

Full-synthetic, grain-free substrate. Exxpress runs faster than millet and its proprietary formulation helps protect your crop against green mold. Ideal for operations looking to reduce grain dependency.

High-Performance

Onyxx

The speed of synthetic spawn with the energy profile of grain. Faster than millet while offering protection against Trichoderma green mold.

High-Performance

PAC Casing Spawn

Consistent performance under variable conditions. Combines high-quality compost and nutrients to promote even pinning across soil moisture ranges. For all Amycel strains.

For All Strains

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Guidance for Growers, From Growers

Our team of former growers helps you to select the right strain and substrate for your product, with on-farm support.