Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
NateGrows
Is this normal? Week 3 of flower.
Replies
5
Views
604
NateGrows
NateGrows
geralds
Burned sulfur and still see PM
Replies
17
Views
3K
plumsmooth
plumsmooth
Eisen301
Purple stems/ prior overwatering week 1
Replies
7
Views
745
Eisen301
Eisen301
B
Phosphorus deficiency - Can I use Jack's 10-30-20 as a foliar spray?
2
Replies
27
Views
1K
GNick55
GNick55
6spdeg
Need assistance with clawing leaves.
Replies
7
Views
667
Captspaulding
Captspaulding
C
First grow 7 weeks wtf? Help?
Replies
7
Views
703
MEGA956
MEGA956
B
Is this nute burn, suggestions?
Replies
12
Views
1K
Captspaulding
Captspaulding
E
first time growing. do my buds look normal? flowering early since i left auto in solo cup
Replies
15
Views
1K
LoveGrowingIt
LoveGrowingIt
K
Top leaf discoloration and purple leaf veins
Replies
4
Views
641
MICHGANDER9
MICHGANDER9
Bumslayer3700
Wilted and withering away, help!
Replies
2
Views
925
Bumslayer3700
Bumslayer3700
T
Losing Pistils (or Browning?) I’m stuck
2
Replies
20
Views
1K
MICHGANDER9
MICHGANDER9
T
First Grow - week 4 pistil tip colour change - pollinated or normal??
Replies
3
Views
494
Tms
T
P
Dead spots and fan leaves curling
Replies
9
Views
479
ArtfulCodger
ArtfulCodger
The_Herbalist
Life support has been terminated
Replies
2
Views
422
The_Herbalist
The_Herbalist
K
anyone diagnose this? oddly light green?
Replies
3
Views
459
Keesee
K
Rama777
Light stress, nutrient burn, deficiency or other?
Replies
3
Views
303
Rama777
Rama777
K
Smoking in the grow room
2
Replies
34
Views
2K
Keesee
K
H
Having trouble figuring this one out
Replies
15
Views
1K
hobEgrow
H
M
Just checking the health of my seedlings. First time grower.
Replies
1
Views
298
LoveGrowingIt
LoveGrowingIt
J
SOS wtf. Plz help. Late flowering, unknown genetics. Indoors
Replies
10
Views
656
WonkasTHC
WonkasTHC
N
Who Thinks this is a Light Issue?
Replies
7
Views
710
NDfarmboy
N
M
Need a bit of help
Replies
2
Views
356
madjac
M
Rama777
Is this a color change, deficiency or both?
Replies
19
Views
1K
Rama777
Rama777
H
Brown spots between veins in leaves.
Replies
6
Views
850
hilbert
H
A
First time grower - seedling help
Replies
1
Views
311
DR.PNW
DR.PNW
B
Is it worth giving it time?
Replies
2
Views
276
bloodeye
B
I
nute burn big time, any advice?
2 3
Replies
53
Views
3K
Rama777
Rama777
J
Week 7 of flower leaves looking bad
Replies
5
Views
585
Pilted
Pilted
N
Sad plant with droopy curled leaves
Replies
10
Views
706
newfarmer23
N
J
Spots on leaves plz help
Replies
2
Views
290
johnbrown25
J
N
I Need a Survival Diagnosis
2
Replies
22
Views
1K
Gmix
Gmix
The_Herbalist
Please help not sure what to do🙏
2
Replies
30
Views
2K
Gmix
Gmix
JGrows
Leaves 1 week into flower tacoing down. Also transplanted clones today! Would appreciate the help
Replies
3
Views
633
JGrows
JGrows
J
Burning off trichomes and super curious....
Replies
8
Views
595
Redneckx
Redneckx
E
help. yellowing leaves whats the issue?
Replies
6
Views
452
Grower1974
Grower1974
F
First time growing clones, not looking happy :(
Replies
5
Views
460
Finlo420
F
greenbliss
Is that phosphorus deficiency? Could anyone identify the deficiency?
Replies
6
Views
1K
greenbliss
greenbliss
R
Crazy issue I don't have an answer to
2
Replies
31
Views
2K
BryanOconner
BryanOconner
Rupert421
powdery mildew recommended sprays
2
Replies
25
Views
2K
Kraken.headz
Kraken.headz
W
Autoflower @ day 23 vs 400w HPS heat, what should I do?
Replies
2
Views
472
tonythc
T
G
There are bugs all over my plants. They look like fruit flies, what should I do?
2
Replies
22
Views
2K
imgrowing
I
H
Red spots on leaves, Week 6 Flower
Replies
6
Views
643
3cats
3cats
ELGenerali
What is wrong with this seedling? I think it's toast.
Replies
3
Views
538
Zenthanol
Zenthanol
C
It's so heartbreaking to see..!
Replies
3
Views
447
Imzzaudae
Imzzaudae
Dadman86
Leaves turning yellow is it dieing?
Replies
6
Views
573
Dadman86
Dadman86
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