Category Archives: mycelium


What is Mushroom Substrate?

What is mushroom substrate?

Mushroom substrate is the bulk material used by the mushroom mycelium as the target food source. Common substrates used in mushroom cultivation includes cereal straw or hay, baled grasses (eg. Teff grass), wood shavings and sawdust and sugarcane bagasse. Other sources may include paper, used coffee grounds and coffee waste, various farming byproducts including corn […]

Grow mushroom cultures from spore

mycelium running

If you purchased a spore print or a culture syringe to start your mushroom cultivation, your next step would be to prepare AGAR media and pour that into Petri dishes.. Agar is a seaweed extract, a gelatinous substance that will solidify at room temperature. It can be sterilized by pressure and is the ideal food […]

Pestalotiopsis microspora

pestalotiopsis microspora

Ever had a flash of mind as to the amounts of polyurethane in our dumpsites, sitting there for hundreds of years before eventualy turning back to dust? Well recently a group of Yale students discovered a mushroom species originating in Ecuador, that may prove to assist us in disposing of our waste. The mycelium of these […]

Outdoor Mushroom Log Cultivation | Shiitake

With minimum effort, mushrooms can be successfully cultivated on logs outdoors. You will need: A High Speed Drill & 9mm Drill bit some beeswax, cheese wax or soya wax a Small gas burner and a pot to melt the wax a paint brush to apply the wax inoculated wooden plugs (Plug Spawn) a wooden mallet […]

Cold Water – Sterilize with Calcium Hydroxide

pinning oyster mushrooms

I recently had quite a large order to fill, growing oyster mushrooms. The time I was given to complete the project was slim and I decided to use straw as a substrate instead of wood shavings. I found myself in a pickle, since I have not used hot water pasteurization for a while and the […]

Preparing Agar (PDA)

PDA Culture Media Dishes

Preparing your Agar For every 1 Litre of Agar Final Mixed Solution you will need the following. 20 grams Bacteriological Agar 200g Potato infusion 4 g of Malt Extract or Yeast Extract (optional) 20 g Dextrose 1 Litre of Distilled Water Autoclave or Pressure Vessel Method: Place your cleaned Erlenmeyer flask on a kitchen scale […]

Funguys Questions and Answers

King Oyster Mushroom

Q1:)  I have done some more reading and have a good idea for how to sterilize/pasteurize the substrate. We have loads of wood shavings as I have a small stable yard and use it as bedding. I can also get barley hay from my one supplier which has been chaffed (will this be ok?) We […]

Mushroom Farming in South Africa

Shiitake culture Lentinula edodes

Over the last 11 years that I have been involved in mushroom production, I have seen a steady growth in mushroom cultivation in South Africa. South Africans are finding more and more interest in Exotic Mushrooms as well as medicinal mushrooms. There is a lot of potential yet for mushroom farming locally since we have […]


biofilter mycofiltration

Considering Mycofiltration as an option to filter out pathogens from a water stream. Mushroom mycelium is the invisible body of what we call mushrooms, and is usually not apparent to the untrained eye. The most common type of mycelium is what we see as mold growing on an aged orange in your kitchen. The mushrooms […]