How Long Does It Take For Black Mold To Grow Mushrooms. When wondering how long does it take to grow mushrooms there is a wide time range, depending on what species you are growing and what process you decide to grow them. Of course this is from inoculation to fruiting.
Labs usually let mold grow for between 48 and 72 hours under ideal conditions before testing. Moisture is the major culprit behind the black mold growth which eventually takes a step further and turns into mushrooms. Depending on the weight of the mushrooms, this process can take up to 24 hours before they fully dried out.
What of the main health issues mold mushrooms can cause is a respiratory illness.
It is impossible to avoid exposure to mold —. It can take only 24 to 48 hours for mold to grow after the ideal temperature and moisture levels for mildew to grow are present. Under ideal conditions (optimal temperature and level of humidity), it takes 24 to 48 hours for mold to germinate and grow. Oyster mushrooms take about three weeks for the first fruiting, but can take up to six weeks depending on the variety and growing conditions.