Calcium Chloride for Oyster Mushroom Substrate

Calcium chloride (CaCl2) is a harmless food additive. It is added to the oyster mushroom substrate so that the fruiting bodies are not affected by bacteriosis. There is no need […]

Problems of oyster mushroom primordia

Oyster mushroom primordia are often called pins. These are the rudiments of mushrooms that emerge from perforations when the mycelium is completely overgrown. Details about pin formation Part of the […]

What is the bacterial disease of oyster mushroom?

Bacteriosis on oyster mushrooms is much less common than on button mushrooms. The word "bacteriosis" is used in Russian, it is the same as Brown blotch disease.  Its manifestations depend […]

Bumps and spikes of oyster mushroom caps

All changes in the shape and deformation of the fruiting bodies, which will be discussed below, are so ugly and clumsy that many mushroom growers seriously say that the oyster […]

Does water damage mycelium and primordia?

Where does water come from in the substrate and on the small pins of oyster mushrooms? This phenomenon is called condensation of water, and the water itself is called condensate. […]

Slugs on oyster mushrooms

What pests can eat oyster mushrooms? I talked about the most important pests of oyster mushrooms and substrate, namely parasitic insects, their larvae and maggots, in a separate article. There […]

Insects, larvae and maggots on oyster mushrooms

Parasitic insects Fungal parasitic insects harm both the mushrooms themselves and the substrate. Or rather, the insects themselves are quite harmless. Since both mycelium and mushrooms are eaten by their […]

How to get rid of green mold on mycelium

Green mold Trichoderma is the most common reason why mushroom growers have spoiled mycelium. Oyster mushroom mycelium or mold? How to determine whether mold or mycelium is growing in a […]

Deformed oyster mushroom is the effect of carbon dioxide

How do you control CO2 in a mushroom grow room? The more carbon dioxide in the growing room, the more different deformations we see in oyster mushrooms. Curvature of oyster […]

Mushroom pins not growing

Why oyster mushroom does not develop Almost all primordia growth defects are associated with violations of microclimate conditions: large fluctuations in temperature and humidity that occur quickly, in short periods […]

How to get rid of mushroom flies

By the word "mushroom flies" mushroom growers mean all parasitic insects that eat the substrate and mushrooms. It doesn't matter what it's called: mushroom mosquito, sciarid fly, “small red and […]

Chemicals used for mushroom cultivation

Insects and molds cause defects in substratum and reduced yields of oyster mushrooms. The most effective way to deal with midges, mosquitoes, mold in mushroom production is an integrated approach, […]

Why mushrooms do not fruiting

The block is well overgrown, but primordia do not appear Why mushroom grow bag not fruiting and there are no mushrooms on a well-grown block? This problem most often occurs […]

Сontaminated oyster mushroom substrate

What does a contaminated oyster mushroom substrate look like and why do stains and mold appear on it? Problems of substrate colonization by mycelium Substrate overgrowth defects occur for the […]

Оyster mushroom disease with photo and descriptions of defects

What is oyster mushroom diseases? This is the collective name for all kinds of curvature of the caps and stems of the mushroom, which give it a non-marketable appearance. These […]

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