Organic Oyster Mushroom Spawn
Shelf Life: 1 – 2 months (chilled)
Application: For inoculating mushroom cultivation substrates
Certification: EU Organic Certified
Type: Grain Spawn  
Shipping: 5 – 7 days
Order more and save:
10% discount on orders of 4 โ 7 units.
20% discount on orders of 8 โ 11 units.
25% discount on orders of 12 or more units.  
VAT exempt according to ยง6 Abs. 1 Z 27 UStG.
Our price list for commercial mushroom growers can be requested via the contact form.
Substrate:
โ Straw / 90% hardwood chips, 10% wheat bran, 1 โ 2% gypsum
Colonization Phase:
โ Room temperature: 20 โ 24 ยฐC
โ Duration: 14 – 22 days  
Initiation of Fruiting:
โ Temperature: 6 – 15 ยฐC
โ Humidity: 90 โ 95 %  
Fruiting Conditions:
โ Temperature: (5) 10 โ 17 (20) ยฐC
โ Humidity: > 85 %
โ CO2 concentration: < 800 ppm  
โ Light: 800 โ 1500 Lux  
Harvest Waves:
โ Number: 2 โ 4
โ Interval: 1 โ 2 weeks  
Average Yield:
200 โ 250 g mushrooms / 1 kg substrate
Other Names:
Grey Oyster Mushroom, Brown Oyster Mushroom, Pleurotus ostreatus
Mushroom spawn must be mixed with sterilized or pasteurized substrate. If you haven’t yet delved into the topic of mushroom cultivation or want to learn more, you can join our mushroom cultivation courses or read our blog to find out how it’s done.
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