Grifola umbellata (syn. Polyporus umbellata)

Strain: M 9830

 M 9830 Grifola umbellata Polyporus mushroom spawn substrate

Qualities:

  • decorative bouquet-like fruit bodies
  • soft texture and taste
  • pharmaceutical properties

Characteristics:

This Polypore is generated in nature from within an underground sclerotium.  On sterilised substrates fruit bodies appear directly on the mycelium, as a central mycelium stem on which a bundle of individually stemmed caps are gathered, each sized 4 to 6 cm.

Origin

Old and New World

Recommended substrate

composition:

80% hardwood, mixed fine + coarse
10% cereals
10% bran

humidity:

62-63 %

Recommended bag

Microsac type PPB50/SEU4/V40-51

Bag filling

before or after heat treatment: 3 to 4 kg/ bag

Heat treatment

sterilisation, by preference at 121 °C

Inoculation

mix with ± 1% spawn

Incubation

room temperature:

23 °C

substrate temperature:

25 °C

duration:

18-25 days

Ripening phase

room temperature:

16- 18 °C

duration:

60- 90 days

Fruiting conditions

room temperature

10-17 °C

relative humidity

85-95%

CO2-concentration

2000-5000 ppm

light

500 lux

Flushes

number

2

interval

30-50 days

Average yield

100 g to 150 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 thoroughly affect the results.