Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
P
What are these spots
Replies
6
Views
756
Polcatz89
P
B
Strange leaf problems
Replies
3
Views
452
Sprayo1e
S
bigmikeyg
little leaf curl, lighter green on other plant and some spots
2
Replies
26
Views
2K
Beachwalker
Beachwalker
Kevinkellog
New mimosas and Zkittles clones
Replies
0
Views
344
Kevinkellog
Kevinkellog
P
Still looking for opinions
Replies
2
Views
352
Polcatz89
P
Mississip Hip
Eagle 20 application rate
2
Replies
33
Views
41K
DistyDemon
DistyDemon
docmur
Germination Question - Four days no life in Rockwool, moved to Coco
Replies
4
Views
453
NinoGrows420
NinoGrows420
78OzFinest
Help identifying my issue please..
Replies
11
Views
711
78OzFinest
78OzFinest
P
Help! Plant looks sick
Replies
10
Views
1K
MarsHydroLED
MarsHydroLED
J
Yet another diagnosis question
Replies
5
Views
585
Joggelog
J
S
Mold?
Replies
3
Views
527
BigCube
BigCube
H
Need help diagnosing.
2
Replies
25
Views
1K
HIFTC
H
Luckydux
Possible nematode issue ??
Replies
6
Views
2K
Luckydux
Luckydux
C
Week 6 of flower - Need help ID'ing my issue - Could either be low pH or light burn but not sure.
Replies
9
Views
2K
MIMedGrower
MIMedGrower
N
Longtime Grower Needing Help - CO2 Related
Replies
12
Views
1K
QuestForZest
QuestForZest
wonka
Need help identifying good or bad?
Replies
9
Views
845
QuestForZest
QuestForZest
cottageman
low ph in root zone during flowering, why?
Replies
18
Views
2K
cottageman
cottageman
boilerroom
Black buds
Replies
12
Views
871
boilerroom
boilerroom
B
In between grows: bug bombs ( what brands best?)
Replies
3
Views
688
Jimster
Jimster
ToniDaDon
Big mama is SICK
Replies
8
Views
722
ToniDaDon
ToniDaDon
D
Deficiency first time grower maybe p and k help plsz
Replies
1
Views
537
oldskol4evr
oldskol4evr
H
Pistils During Veg Help!!!
Replies
1
Views
647
MIMedGrower
MIMedGrower
O
Sick plants?,?
Replies
9
Views
766
Beachwalker
Beachwalker
E
hi
Replies
3
Views
631
Eviljester
E
PlumberSoCal
Scale Bugs on Weed?
Replies
3
Views
3K
PlumberSoCal
PlumberSoCal
egz91
Strange leaves color
Replies
6
Views
584
m8ty
m8ty
B
Whats wrong with my AUTO???
Replies
0
Views
429
barndtb610
B
G
First Time Grower - Need some help
Replies
10
Views
1K
royfree2grow
royfree2grow
Noobmaster69
Pistils turning Brown and shortening at week 4
Replies
3
Views
908
Edinburgh
Edinburgh
L
First time grower, dont know what happened
Replies
2
Views
365
Lunargrower
L
Slimone
Effective DYI powdery mildew treatments
Replies
13
Views
1K
stonestacker
stonestacker
M
Loosing leaves fast! Need help
Replies
3
Views
919
mancorn
mancorn
R
White widow leaves turning yellow
Replies
2
Views
2K
m8ty
m8ty
Pacnw
Bugs on plants close to harvest... gah!!!
Replies
1
Views
438
Trustfall
Trustfall
E
Stem rot? Need some advice on this outdoor GG4
Replies
0
Views
637
Emery
E
D
Midleaf turning dark/brown
Replies
3
Views
675
Dirrtybirdy
D
Izzy1980
Leaves curled up sideways over night???
2
Replies
22
Views
3K
El420vz
El420vz
K
Pistils turning brown after sprayed to control pests
Replies
3
Views
2K
robotname555
R
Edinburgh
Leaves
Replies
3
Views
580
Edinburgh
Edinburgh
MrBaer
Growths?
Replies
5
Views
489
MrBaer
MrBaer
GarciaGrows
Help! lower leaves started turning yellow
Replies
3
Views
520
oldskol4evr
oldskol4evr
BeadyHob
What Deficiency Is This?
Replies
5
Views
652
Kevinkellog
Kevinkellog
farmboy
Buds in shadow frostier and smellier, poor smell overall
Replies
4
Views
723
Kevinkellog
Kevinkellog
S
help on spots
Replies
11
Views
695
StarLord PQ
S
Jabsaw
Not the end just a question.
2
Replies
25
Views
1K
Beachwalker
Beachwalker
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