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Guide
Cultivation
Growing Problems

Contamination gallery on Shroomok

Photo gallery of contam identification in mushroom cultivation. Growers' concerns about whether mycelium is contaminated or not. Mold, bacteria, yeast, virus, abnormal growth, no growth at all. Some cases are not contaminants, but cultivators are worried

Diseases
Wet Bubble (Mycogone) Wet Bubble (Mycogone)
Dry Bubble (Verticillium) Dry Bubble (Verticillium)
Mold
Cobweb Mold Cobweb Mold
Green Mold (Trichoderma) Green Mold (Trichoderma)
Blue-Green Mold (Penicillium) Blue-Green Mold (Penicillium)
Black Pin Mold (Rhizopus & Mucor) Black Pin Mold (Rhizopus & Mucor)
Black-yellow-green mold (Aspergillus) Black-yellow-green mold (Aspergillus)
Orange bread mold (Neurospora) Orange bread mold (Neurospora)
Pink mold Pink mold
Bacterial contamination Bacterial contamination
Bacterial Blotch Bacterial Blotch

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Take a look at the following publications

Bacterial blotch disease

The most prevalent bacterial disease affecting both commercially cultivated and home-grown mushrooms.

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Oct 2023

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Bacterial blotch disease

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

Mycogone aka Wet Bubble

Shapeless masses, fluffy blobs of mycelium ooze with amber yellow orange brown liquid. Mycelium piss or wet bubble disea...

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Feb 2023

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Mycogone aka Wet Bubble

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
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Gallery categories

A

  • AA+ (Albino A+) 33 photos
  • Abort 40 photos
  • ACW (Albino ChodeWave) 1 photo
  • Agar 240 photos
  • Ajax 3 photos
  • Alacabenzi 4 photos
  • Albino Bayou Beringei 2 photos
  • Albino Louisiana 2 photos
  • Albino Riptide 24 photos
  • All in One 21 photos
  • AllNaPe 4 photos
  • Amanita muscaria 4 photos
  • Amazonian 11 photos
  • APE (Albino Penis Envy) 166 photos
  • APE Revert 57 photos
  • ARC (Albino Roller Coaster) 1 photo
  • Art 43 photos
  • Avalanche 5 photos
  • Avery's Albino 31 photos

B

  • B+ (B positive) 87 photos
  • Bacterial Blotch 15 photos
  • Bacterial contamination 102 photos
  • BAPER 27 photos
  • Beautiful Magic Mushrooms 212 photos
  • BHT (Ban Hua Thanon) 3 photos
  • Black Pin Mold (Rhizopus & Mucor) 13 photos
  • Black-yellow-green mold (Aspergillus) 14 photos
  • Blue Meanie (Cubensis) 54 photos
  • Blue Moon 1 photo
  • Blue-Green Mold (Penicillium) 71 photos
  • Bluescaria 2 photos
  • Bluey Vuitton 36 photos
  • BMC (Blue Magnolia Classic) 7 photos
  • BMR (Blue Magnolia Rust) 9 photos
  • Bottle-Tek 69 photos
  • Brazil 14 photos
  • Bruising 70 photos
  • Burma 3 photos

C

  • Cambodian 28 photos
  • Cascadian Teacher 1 photo
  • Casing 40 photos
  • Casper 10 photos
  • Chocolate Krinkle 34 photos
  • ChodeWave 4 photos
  • Chupacabra strain 4 photos
  • Clockwork Orange 21 photos
  • Cobweb Mold 43 photos
  • Colombian 3 photos
  • Colombian Gold strain 1 photo
  • Colonization 196 photos
  • Contamination 439 photos
  • Cooling 25 photos
  • Cordyceps 3 photos
  • Costa Rican 14 photos
  • CRS (Colombian Rust Spore) 9 photos
  • Cultivation 3371 photos

D

  • Data Charts 34 photos
  • DC Mak 14 photos
  • Digest 7 photos
  • Discord 2015 photos
  • Diseases 30 photos
  • DIY 443 photos
  • Dry Bubble (Verticillium) 7 photos
  • DubTub 24 photos

E

  • E4K strain 3 photos
  • Ecuador 2 photos
  • Edible 231 photos
  • El Choco (Choco Rojo) 19 photos
  • Enigma 21 photos
  • Enoki 5 photos
  • Entheogen Explosion 11 photos
  • Experiments 90 photos

F

  • F+ (Florida White) 4 photos
  • First grow 115 photos
  • Flea Market 4 photos
  • Flipper F6 3 photos
  • Flush 25 photos
  • Fruiting 530 photos
  • Full Metal Ghost 1 photo
  • Funny Shrooms 31 photos

G

  • Gandalf 30 photos
  • Ganesh 3 photos
  • Ghost Rider 4 photos
  • Giant 129 photos
  • Golden Mammoth 14 photos
  • Golden Teacher 199 photos
  • Gorilla Wizard 3 photos
  • Gourmet & Medicinal 391 photos
  • Grain Spawn 207 photos
  • Great Northern White 9 photos
  • Green Mold (Trichoderma) 98 photos
  • GrowBox 34 photos
  • Growing Problems 971 photos
  • GrowKit 48 photos
  • GrowTent 51 photos
  • Guide 3647 photos

H

  • Hanoi 11 photos
  • Haole 21 photos
  • Harvest 435 photos
  • Hawaiian 10 photos
  • Heating 43 photos
  • Hillbilly 38 photos
  • Hillbilly Pancake 6 photos
  • Hillbilly Pumpkin 40 photos
  • How to and Q&A 197 photos

I

  • Iceberg 18 photos
  • Incubator 48 photos
  • Inoculation 44 photos

J

  • Jack Frost 85 photos
  • JMF (Jedi Mind F**k) 35 photos
  • Juke's Peak 6 photos

K

  • KAPE (KSSS x APE) 1 photo
  • Kotaro 3 photos
  • KSC (Koh Samui Classic) 12 photos
  • KSSS (Koh Samui Super Strain) 41 photos

L

  • Laminar Flow Hood 29 photos
  • Lion's Mane 56 photos
  • Liquid culture 98 photos
  • Lizard King 2 photos
  • Lucid Gates 6 photos
  • Luminous Lucy 16 photos

M

  • Mac Galactic 2 photos
  • Magic Truffles 60 photos
  • Maki 17 photos
  • Makilla Gorilla 12 photos
  • Malabar 5 photos
  • Mazatapec 2 photos
  • McKennaii 9 photos
  • Medicinal 164 photos
  • Melmac 14 photos
  • Menace 4 photos
  • Metabolites 36 photos
  • Mexican (MexiCube) 1 photo
  • Microdosing 22 photos
  • Microscopy 28 photos
  • Mold 257 photos
  • MonoTub 153 photos
  • Morel aka Morchella 10 photos
  • Mr. Peanut 11 photos
  • MushLove 25 photos
  • Mushroom Cloning 31 photos
  • Mushroom Consumption 100 photos
  • Mutation 163 photos
  • MVP strain 5 photos

N

  • Nakilla 2 photos
  • Natal Moon 9 photos
  • Nebula 3 photos
  • Nutcracker 48 photos

O

  • Oak Ridge 3 photos
  • Ocean Gates 3 photos
  • Odd Shrooms 51 photos
  • ODPE (Old Dirty Penis Envy) 15 photos
  • Omni 2 photos
  • Orange bread mold (Neurospora) 5 photos
  • Orissa 13 photos
  • Outdoor 53 photos
  • Overlay 61 photos
  • Oyster 88 photos

P

  • P. Ochraceocentrata (formely P. Natalensis) 99 photos
  • Panaeolus 22 photos
  • PE (Penis Envy) 92 photos
  • PE6 (Penis Envy 6) 5 photos
  • Pearly Gates 35 photos
  • Peltier 24 photos
  • PF Albino 3 photos
  • PF Tek 41 photos
  • Phobos (Albino Mars) 2 photos
  • Pink Buffalo 38 photos
  • Pink mold 5 photos
  • Pinning 180 photos
  • Pioppino 4 photos
  • Psilocybe 2291 photos
  • Psilocybe Cubensis 2121 photos
  • Psilocybe Cyanescens 2 photos
  • Psilocybe Mexicana/Galindoi 12 photos
  • Psilocybe Tampanensis 25 photos
  • Psychedelic 7 photos
  • Puerto Rican 2 photos
  • Purple Mystic 2 photos

R

  • Recipes 78 photos
  • RedBoy 6 photos
  • Rehydration aka Flushing 16 photos
  • Reishi 157 photos
  • Roger Rabbit 13 photos
  • Rusty Whyte 2 photos

S

  • Schizophyllum commune 7 photos
  • Sclerotia 36 photos
  • Shakti 19 photos
  • Shiitake 59 photos
  • Shoebox 38 photos
  • Shroomok 8 photos
  • SNAPE (Starry Night Albino Penis Envy) 6 photos
  • South American 5 photos
  • Spawn to Bulk 54 photos
  • Species & Strains 2765 photos
  • Spore print 54 photos
  • Spore swab 3 photos
  • Spore syringe 18 photos
  • STAKZ 12 photos
  • Stargazer 6 photos
  • Steel Magnolia 1 photo
  • Sterilization 37 photos
  • Still Air Box (SAB) 51 photos
  • Substrate 306 photos
  • SV-10 5 photos

T

  • Tapalpa strain 1 photo
  • TAT (True Albino Teacher) 13 photos
  • TAT Black Cap 1 photo
  • TAT Ghost 7 photos
  • TAT Smurf 11 photos
  • TATTOO 11 photos
  • TEKs 396 photos
  • Thai Lipa Yai 34 photos
  • Tidal Wave 73 photos
  • Tiny Shrooms 33 photos
  • Tips and Tricks 118 photos
  • Toque F7 9 photos
  • Trinity 22 photos
  • Trip 24 photos

W

  • Wet Bubble (Mycogone) 23 photos
  • White Bunny 9 photos
  • White Colombian Gold 2 photos
  • White Golden Teacher (Leucistic GT) 25 photos
  • White Wizard 6 photos
  • Wild 87 photos

Y

  • Yellow Umbo 8 photos
  • Yeti 18 photos

Z

  • Z strain 42 photos