Rye Grain is one of the most popular materials for growing mycelium before inoculation to bulk substrate. Most commonly used for making grain spawn.
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Wheat bran flour is commonly used as an ingredient in substrates of wood-loving mushroom species. It is very nutritious and needs to be sterilised when added to fruiting blocks.
Generally bran is added as 30% of the total fruiting block.
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Powdered gypsum is used to increase the pH in mushroom growing substrates such as coco choir, sawdust, coffee grounds and straw. It is a yield enhancer as it supplies minerals and trace elements to the mycelium.
It is also used when preparing grain spawn to stop the grain from clumping together.
Gypsum should be mixed at a rate of 2.5% of the dry weight of the bulk substrate and 1 tablespoon per litre of grain spawn.
500g
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The product of powdering brown rice is a popular substrate for growing mushrooms. Its use as a substrate was made popular by the use of cake spawns in the PF Tek method of growing. It is most often powdered into a flour and combined with vermiculite.
Our hardwood sawdust is sourced from a trusted supplier whose mill works with approximately 80% oak and 20% other hardwoods. This means you’re getting a 100% hardwood mix, ideal for mushroom cultivation. The blend of dense, lignin-rich hardwoods—especially oak—provides an excellent substrate for growing a wide range of wood-loving mushrooms.
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Basalt Rock Dust is made of the volcanic rock called basalt and is specifically used in the cultivation process of the Medicinal Mushroom – Cordyceps Militaris.
Basalt Rock is an excellent source for calcium, magnesium, iron, manganese, silicon, cobalt, zinc, boron, and Aluminium.
A very popular add-on item for any Kits/Jars/Spawn Bags & bulk casing grows! Use during fruiting stage to help cakes absorb additional moisture
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Coir is a commercially available mix of ground up coconut husk and shells. Coir is one of the best bulk mediums to grow mushrooms in. It’s naturally resistant to mold and bacteria and mushrooms absolutely love it. When wet it expands to over 2.5 cubic feet.
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