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Here is mycelium bruising, it's not contamination. This case easy to confuse with mold contamination

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Mycelium bruising or contamination?
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DIY Mold Test on Agar

Mold spores are everywhere. But how do you know what airborne contaminants are present in your home? Make a simple air s...

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Jul 2023

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DIY Mold Test on Agar

Cracked & split caps

A split or cracked mushroom caps and stems are neither contamination nor a disease. These symptoms indicate dehydration...

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May 2023

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Cracked & split caps

Sterilization vs Pasteurization for bulk substrate

Pros and cons of subject to prevent green mold Trichoderma contamination in mushroom growing. Discussion among members o...

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Jan 2023

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Sterilization vs Pasteurization for bulk substrate

Black spots on shrooms & mycelium

Strange black spots suddenly appeared on mushroom caps and mycelium. Why is this happening? Is it contamination or not?...

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Sep 2022

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Black spots on shrooms & mycelium

Fuzzy feet and caps

Long stems, Fuzzy Feet, White Dots on mushroom caps or Fluffy Caps. What all these symptoms mean to a mushroom grower

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Sep 2022

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Fuzzy feet and caps

Bruises or contam?

Why magic mushrooms turned blue and have bruises? Why mycelium bruised? The main differences between bruising and mold c...

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Aug 2022

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Bruises or contam?