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
Is this amount of drooping a concern?
Replies
12
Views
615
SSGWAR
SSGWAR
B
First time grower and I need advice
Replies
4
Views
377
Bobbylight
B
L
Is this a calcium deficiency?
Replies
3
Views
364
BuffNuts
B
G
Why do my worst looking plants have the best looking buds?
Replies
4
Views
589
HerbalEdu
HerbalEdu
O
Week 5 bloom. What's wrong with them?
Replies
12
Views
842
OhRose
O
Foster823
Snapped cola completely off now what?
Replies
8
Views
649
Smokey0418
Smokey0418
DeadheadJim
I have a mutant bud/stem on this BLUEBERRY MUFFIN
Replies
5
Views
386
Oldchucky
Oldchucky
A
First time growing please help!
Replies
4
Views
579
LoveGrowingIt
LoveGrowingIt
7munkee
light green color edges wtf
2
Replies
25
Views
2K
7munkee
7munkee
MajinZeke
Black mold on walls. Start over?
Replies
19
Views
1K
Oldchucky
Oldchucky
Cameron2231
  • Poll
Is this underwatering? Nutrient burn? Heat stress? All of the above?
Replies
4
Views
371
Cameron2231
Cameron2231
J
Big Trouble with Browning Leaves in DWC, Please Help!
Replies
3
Views
377
JAHandyman
J
JGrows
Flowering plants have spots in leaves?!? Going into week 10 of flower and spots appeared over night
Replies
9
Views
691
JGrows
JGrows
AD323
Flowering for 26 weeks still not ready to harvest
Replies
3
Views
273
cannafarmer420
cannafarmer420
G
First time auto-flower - help me figure out what we did wrong?
Replies
3
Views
221
BryanOconner
BryanOconner
F.Dupp
Almost perfect run about to be destroyed by POWDERY MILDEW
2 3 4
Replies
67
Views
4K
cannafarmer420
cannafarmer420
Custom45
Lights too far, or too close?
2
Replies
25
Views
1K
ACSippi
ACSippi
Y
Brown spots on seedlings? Also what should my ppms/feed schedule be at these stages?
Replies
2
Views
259
YBGTA
Y
jdog22
light spots with the tips curling who could it be??
Replies
3
Views
277
jdog22
jdog22
D
Need help identifying problem asap
Replies
3
Views
252
GNick55
GNick55
Misanthrope
Half of stalk rotted away - 70/30 coco/perlite
Replies
6
Views
418
Misanthrope
Misanthrope
L
Light lime green drooping leaves
Replies
10
Views
554
Imzzaudae
Imzzaudae
ACSippi
Bugs, Powdery Milder and Mold OH MY!
Replies
5
Views
335
ACSippi
ACSippi
Mazzdog66
Seedlings are tall and thin
Replies
6
Views
429
Mazzdog66
Mazzdog66
E
First grow ever; 3 weeks from harvest; nutrient burn?
Replies
3
Views
309
Imzzaudae
Imzzaudae
Worldwomble
Pesticide for spidermite during late flowering that won’t leave chemical taste in buds
2
Replies
31
Views
1K
Deadstill
Deadstill
_B_
How do people water daily?
2
Replies
29
Views
2K
_B_
_B_
C
I’m in the thick of flower, please help. Autoflower grow
2 3
Replies
47
Views
2K
Bdubs
B
P
Look at the top my leaves....what could this be? was thinking Nitrogen
Replies
3
Views
364
Captspaulding
Captspaulding
D
High Rust Content in Well Water?
Replies
13
Views
760
d_miller_20
D
O
Recognizing Magnesium Deficiency 3.5wks Old
Replies
8
Views
595
Greenadian
Greenadian
KnowledgeTransfer
Root rot or stained roots from nutes?
Replies
1
Views
347
Imzzaudae
Imzzaudae
ccoki
Sorry to be that person, but are these hermies?
Replies
6
Views
440
ccoki
ccoki
O
Help with Curling Leaves, Like a Taco
2
Replies
20
Views
1K
LoveGrowingIt
LoveGrowingIt
I
do you wanna hear something sad
Replies
6
Views
311
lenhug
lenhug
J
What type of bug? Low Humid/ Heat? Help
Replies
10
Views
759
GNick55
GNick55
Rama777
Open to suggestions with my magnesium issues
2
Replies
25
Views
1K
ArtfulCodger
ArtfulCodger
hakop
Mites? Deficiency? Light intensity? Help!
Replies
6
Views
406
LoveGrowingIt
LoveGrowingIt
MajinZeke
How fucked am I? I am shy about 64 oz of soil and I just transplanted.
Replies
5
Views
354
cannafarmer420
cannafarmer420
B
Need Advice on Leaf Spot Issue with Jealousy Strain
Replies
12
Views
558
Pilted
Pilted
T
Can you identify this fungus?
Replies
5
Views
381
trichomes
T
G
How do you know how much light to give a plant, and is there a light meter that isn't insanely expensive?
2
Replies
22
Views
1K
Deadstill
Deadstill
T
Light green spots, please help!
Replies
16
Views
980
JKash
JKash
D
Northern Lights Auto Brown Spotting on Fan Leaves
Replies
4
Views
355
jdog22
jdog22
Gurtgurt
Help: Weak and yellow sativa
Replies
5
Views
492
Gurtgurt
Gurtgurt
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