Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
M0nStarNuggety
Issues with slowed growth and spots.
Replies
18
Views
976
M0nStarNuggety
M0nStarNuggety
geralds
Weird stuff going on here
Replies
4
Views
526
Beachwalker
Beachwalker
GreenRectangle
Parasitic Nematodes- Root Bulb Stem
Replies
10
Views
1K
GreenRectangle
GreenRectangle
rockymtngrow
Small holes in leaves - indoor
Replies
2
Views
664
Jimster
Jimster
Hand Banana
Algae
Replies
1
Views
546
BigCube
BigCube
ChroniklyCrazy2
Insects
Replies
9
Views
660
ChroniklyCrazy2
ChroniklyCrazy2
MikeD76
Leaves curling at the top
Replies
8
Views
984
MikeD76
MikeD76
LordFartwad
Do these clones seem healthy?
Replies
1
Views
444
DreamsOfDiesel
DreamsOfDiesel
Anythingbutmyrealname
Is this sulphur deficiency? N.Lights wk4 flower
2
Replies
20
Views
2K
Anythingbutmyrealname
Anythingbutmyrealname
Snakeskins
The dreaded claw
Replies
4
Views
758
Snakeskins
Snakeskins
Jaycewin
What kind of bugs are these?
Replies
1
Views
395
Homesteader
Homesteader
KingBvM
Why is one of my girls re-vegging
Replies
19
Views
2K
KingBvM
KingBvM
Swing420
Black Spots
Replies
3
Views
700
Vagician
Vagician
OgGrowingDro
Hungry seedlings?
Replies
1
Views
718
Nugg
Nugg
jaguarlax
3 of my favs on deck for spring!
Replies
8
Views
638
jaguarlax
jaguarlax
RexHamilton
Mag issues?
2
Replies
23
Views
1K
RexHamilton
RexHamilton
Crazy_Canuck
Brown spots on my Cinderella 99s
Replies
1
Views
533
Crazy_Canuck
Crazy_Canuck
TreeHunter
Is this light damage from LEDs or over watering?
Replies
5
Views
1K
Burned Haze
B
Snakeskins
Contingency water
Replies
6
Views
501
Jimster
Jimster
Manteca89
Help with diagnosis. Brown lumpy spots on stems
Replies
1
Views
455
Manteca89
Manteca89
Happysmoke
Orange spots on leaf, help identify?
Replies
6
Views
2K
Happysmoke
Happysmoke
Shroomtrips
Help Help Help!!! Weak Plants, Purple Stems, New Grown Leaf Blades Are Thin.
2
Replies
20
Views
6K
AutoNM3
AutoNM3
Pilotofmylife
What the hell is wronh
Replies
7
Views
1K
Mr.jiujitsu
Mr.jiujitsu
Yurfutur1
Reveg
Replies
10
Views
994
M0nStarNuggety
M0nStarNuggety
Yurfutur1
Super Confused.
2
Replies
24
Views
2K
Yurfutur1
Yurfutur1
cottageman
Is this a herm?
Replies
4
Views
763
cottageman
cottageman
Yurfutur1
Russet Mites
Replies
7
Views
1K
THCMonster
THCMonster
RiverCityCBD
Fungi or mold in bark mulch? Harmful?
Replies
5
Views
2K
RiverCityCBD
RiverCityCBD
Thejackle
First grow and need advice
Replies
8
Views
509
JohnnyApp
JohnnyApp
deletex
need help, i dont know what else to do!..
2
Replies
25
Views
2K
NairnM16
NairnM16
geralds
Plants looking a little limp
Replies
1
Views
404
dire wolf
dire wolf
Irishking
How much longer do you think these have to go.
Replies
3
Views
380
NairnM16
NairnM16
Naturalx
Not sure what the issue is here
Replies
6
Views
430
Beachwalker
Beachwalker
Ryboburton
Overwatered?
Replies
16
Views
564
Ryboburton
Ryboburton
Snakeskins
Something wrong with my cbd seedlings
Replies
6
Views
451
Snakeskins
Snakeskins
GD1576
Rust spots on leaves
Replies
10
Views
43K
THCMonster
THCMonster
Buttercup726
Thoughts on this pic
Replies
4
Views
446
Buttercup726
Buttercup726
Coastalgrow1
Best way to attack broads during flower?
Replies
1
Views
467
JohnnyApp
JohnnyApp
Thcalec
Heat burn
Replies
8
Views
768
dire wolf
dire wolf
GrowGoat
Too much super thrive????
Replies
15
Views
3K
Mr.jiujitsu
Mr.jiujitsu
Lilolme
Remove or not?
2
Replies
27
Views
2K
Lilolme
Lilolme
cottageman
What do you think is causing this?
Replies
5
Views
426
Seraphine
Seraphine
Hippiechicken
Whats wrong with my plnts
Replies
18
Views
882
Hippiechicken
Hippiechicken
Greengrocer
yellow canopy and sluggish leaves auto HELP
Replies
4
Views
889
Deadstill
Deadstill
Fonzy
Leaves have started to turn black on the tips and now yellow
Replies
1
Views
863
Nugg
Nugg
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