Raw Substrates

Calcium sulphate, otherwise known as gypsum, is an inert non-nutritious powder used in mushroom cultivation in three main ways: Added to grain when making grain spawn to help break it up once fully colonised. Mixed with the main substrate on which...

It’s a compressed brick made of coconut husk, but if you made a house from these bricks good luck getting buildings insurance. Just add water and watch it breach the small bucket you thought would contain it. The big one...

ORGANIC Rye Grain Rye grain* (contains GLUTEN). Allergy advice: see ingredients in bold. Ingredients from more than one country. Milled in the UK. *Organic produce. Storage: store in cool dry conditions. Avoid direct sunlight.

With MGP or TrichEVICT, multiple bacteria species function together synergistically to produce favorable metabolites and release nutrients through microbial mineralization. One of the species, Azospirillum, a free-living nitrogen-fixing bacterium, also fixes atmospheric nitrogen for uptake - turning a non-nitrogen-rich substrate into a much...

So golden, so beautiful and uniform. “So many points of contact, would absolutely eat here every time. A+++” - Mycelium if it could leave reviews.  

Often used to retain moisture evenly throughout substrate, vermiculite is commonly used as part of CVG and PF/BRFTek substrate creation.  It's is available in two grades (Fine and Medium). Natural, non-toxic compost component Vermiculite is porous and holds water Cation...

Organic supplemental nutrition for fruiting substrate, combine with Oak Hardwood Fuel Pellets.

MGP stands for Mushroom Growth Promotion - and DRmyc's PureMGP is the world's first blend of micro-organisms exclusively targeted towards that purpose. This formula encourages drastic yield enhancement and is suitable for use by amateur mycologists, hobbyist mushroom growers, and mushroom...

Premium Mixed Hardwood Fuel Pellets for growing wood loving mushroom species. This pellet is made from 100% recycled hardwoods with no additives, compressed into a 6mm diameter pellet shape. Packaged into heavy duty plastic bags for safe handling and storage.   Important...

It’s a scoop. It’s super lightweight and is perfect for filling bags with substrates and grain.

Often found on the floor of cinemas, this also makes a perfect spawn substrate, the larger grains and balanced nutritional content make for quick colonisation.