Beginner’s Guide to Growing Reishi Mushrooms at Home

Materials Needed:
Reishi mushroom spawn or culture
Sterilized substrate (hardwood sawdust, wood chips, or grain)
Sealing containers (bags or jars)
Spray bottle or mister
Dark, well-ventilated space
Gloves and clean working surface
Steps for Growing Reishi Mushrooms:
Preparing the Substrate:

Sterilize the substrate (hardwood sawdust, wood chips, or grain) by boiling, pressure cooking, or using another suitable method to eliminate contaminants. Allow it to cool completely.
Inoculation and Sealing:

In a clean, sterile environment, mix the Reishi mushroom spawn or culture thoroughly with the prepared substrate. Transfer the mixture into containers, ensuring they are tightly sealed to prevent contamination.
If using bags, create small holes or add filters for ventilation.
Incubation Stage:

Place the sealed containers in a dark, warm (around 75°F to 80°F or 24°C to 27°C), and well-ventilated space. Reishi mushrooms thrive in high humidity, so maintain moisture levels by misting the containers regularly.
Mycelium Growth:

Monitor the containers for signs of mycelium growth, which will appear as white, thread-like structures spreading through the substrate. This process usually takes several weeks.
Formation of Fruiting Bodies:

Once the substrate is fully colonized by the mycelium, adjust the environment to initiate the fruiting stage. Reduce the temperature slightly to around 65°F (18°C) and maintain high humidity levels.
Provide indirect light, as excessive light can hinder fruiting. Continue misting to ensure adequate moisture.
Fruiting and Harvesting:

Reishi mushrooms will develop into distinctive reddish-brown, fan-shaped fruiting bodies. They can take several months to mature. Harvest them when they’ve reached full size and have a tough texture.
Cut the Reishi mushrooms at the base to harvest. New mushrooms may continue to form from the same substrate.
Tips:
Maintain a sterile environment throughout the process to minimize contamination risks.
Consistent humidity and proper ventilation are crucial during both the mycelium growth and fruiting stages.
Reishi mushrooms may take longer to grow compared to some other varieties, so patience is key.