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You are here: home › Strain collection › Strain information › M 2191 Pleurotus ostreatus

 

Pleurotus ostreatus

Winter Oyster Mushroom

Strain: M 2191

 

Qualities:

  • rapidly growing species 
  • very high yield 
  • excellent quality of the fruit bodies

Characteristics:

appears as a typical Pleurotus ostreatus in heavy, but numerous clusters of fruit bodies shaded grey-blue (temperature below 15°C) to grey-brown.  These are big, thick (diam. 7 à 10 cm) and short-stemmed.  They are very tasty and they preserve well. 

Origin

pan- European

Recommended substrate

hardwood / (wheat) straw 

Heat treatment

bulk pasteurisation: temp. in centre substrate minimum 4 hours at 62 °C

Inoculation

mix with ± 2% spawn

Recommended bag

PE or HDPE, perforated every 10- 15 cm

Substrate size

diameter:

max. 35 cm

length:

unlimited

Incubation

room temperature:

20-22 °C

substrate temperature:

25-30 °C

duration:

19- 22 days

Fruiting induction

temperature:

lower to 6-15 °C

relative humidity

90- 95 %

Fruiting conditions 

room temperature:

(5-) 10-17 (-20) °C

relative humidity:

85%

CO2-concentratie:

less than 1000 ppm

light:

800- 1500 lux

Flushes

number:

2-3

interval:

1-2 weeks

between flushes:

relative humidity increase to 90%

Total production cycle

Ca. 3 months

Average yield

200 to 250 g saleable mushrooms per kg fresh substrate

 Important remark: the cultivation guidelines in our technical data sheets are a compilation of the data given to us by experienced cultivators.  Individual differences in the cultivation conditions can seriously affect the results.