Agaricus bisporus

White Button Mushroom

Strain: M 7206

 M 7206 Agaricus bisporus white button mushroom


  • Very tolerant and aggressive species with respect to growing conditions and the compost quality
  • Rapid and exuberant budding, especially in 1° and 2° flush


The cap is of a small to average size, nice and smooth without risk of scales, and is carried by a short, thick stem.  Is less suitable for the fresh market, but is the ideal species for cultivators wanting a profitable yield in a short term. 



Recommended substrate

traditional or synthetic Agaricus-compost


8-10 litres spawn / ton

humidity: 67-69%
N level: 2,2 à 2,4%
level of ammonia: max. 0,05% (500 ppm)


compost temperature:

23-28 °C


13-17 days

CO2-concentration: 5000-12000 ppm
Casing soil humidity: 72-75 %
thickness: 3,8 à 5 cm
  • either deep ruffling, 8-9 days after casing
  • either apply cac-ing
Ripening phase compost temperature: 23- 28 °C
relative humidity: 95-99%
CO2-concentration: 5000-12000 ppm

Fruiting induction


20-21 °C

air temperature: 17-18 °C

relative humidity:

90- 91 %

CO2-concentration: 1000-1200 ppm


2 to 6

Total production cycle

from the end of incubation: 5 to 11 weeks

Average yield

28 à 33 kg/ m² at a fill weight of 90 kg/ m² fully grown compost

 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.