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Guide

Cultivation

Growing Problems

Contamination

Bacterial contamination

Bacterial Blotch gallery on Shroomok

Photo examples for identification of Bacterial Blotch disease in mushroom growing aka Brown Spot contamination on mushroom caps and stems. The most common pathogens are Pseudomonas tolaasii, P. agarici, P. costantinii, P. reactans

Bacterial blotch pseudomonas tolaasii contamination on mushroom cap

Bacterial black brown blotch on mushroom cluster

Bacterial brown spot sunken lesions

Bacterial blotch disease mushroom cultivation

Mushroom caps crack radially after bacterial blotch

Condensation on the lid after using WD-40 method

Bacterial brown spot on mushrooms

Condensation on the lid before WD 40

Wet brown spot on mushroom cap bacterial blotch contamination

Black areas on shroom. Why is the cap this way?

Penis Envy upside down