Chocolate Oyster Mushroom Blocks for Commercial Growers | MAM-068 | Midam Mushrooms
Chocolate Oyster mushroom farmer block — Pleurotus ostreatus — commercial cultivation by Midam Mushrooms
Fast-Fruiting Staple

Chocolate Oyster

Pleurotus ostreatus
Strain Code: MAM-068

Chocolate Oyster is a newer addition to the commercial mushroom world, and it's quickly earning a loyal following. The rich brown, velvety caps offer something visually distinct from the typical grey and blue oysters, giving growers a way to diversify their market display without adding cultivation complexity. This strain is remarkably stable — both in the grow room and post-harvest — making it excellent for growers who need reliable shelf life for wholesale and grocery accounts.

Fruiting Temp
55–70°F
Fruiting Period
7–14 Days
Yield
2–2.5 lb
Difficulty
Easy
Fruiting Method: Side Cut
Order Chocolate Oyster Blocks ← All Varieties

Cultivation Tips for Chocolate Oyster

1

Fruiting conditions are similar to Blue Oyster. Side cut the bag and maintain 85–95% humidity during pinning.

2

Chocolate Oyster prefers the cooler end of its range (55–65°F) for the deepest brown coloration.

3

Excellent shelf life compared to other oyster varieties — plan for 5–7 days refrigerated.

4

Clusters are dense and uniform, making packaging for retail straightforward.

In the Kitchen

Culinary Profile

Chocolate Oyster has a slightly nuttier, more robust flavor than standard grey oysters. The firm texture holds up well in soups, stews, and roasted dishes. The brown color remains appealing after cooking.

Frequently Asked Questions

How does Chocolate Oyster compare to Blue Oyster?
Both are easy to grow with heavy yields, but Chocolate Oyster offers better shelf life, a nuttier flavor, and a distinctive brown appearance that stands out at market.
What substrate works best for Chocolate Oyster?
Our blocks use an optimized hardwood sawdust and soy hull blend. This strain performs well on most standard oyster substrates.
Is Chocolate Oyster good for grocery accounts?
Yes — its extended shelf life and attractive brown color make it ideal for retail packaging and grocery distribution.

Ready to Grow Chocolate Oyster?

Get in touch for pricing, availability, or to add Chocolate Oyster to your standing order.

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