Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
RePotHead
Do i need to flush my soil?
Replies
1
Views
346
figolus
figolus
B
First time Grow. Light burn or deficiency?
2
Replies
30
Views
5K
Danod61
D
T
Do you think this is mold?
Replies
5
Views
326
Suds.an.buds
Suds.an.buds
T
Wondering if I have mold
Replies
0
Views
193
TheCatman
T
TexasMade
Should I start flowering these ladies
Replies
3
Views
356
TexasMade
TexasMade
Phate008
What kind of deficiency is this?
Replies
1
Views
260
Gmix
Gmix
420dilettante
Just got some new reading material ....
Replies
3
Views
338
Gmix
Gmix
DudeMcDoodleStein
Deficiency (magnesium?) in Autopots/Sohum 6 week old photos in veg
Replies
3
Views
1K
Norton
N
B
What sort of problem does my "Humbolt seed co" PPD auto have? Is this Nitrogen Toxicity or over water?
2
Replies
22
Views
1K
BrianGray
B
420Buddha
is this plant male or female plzzz help
Replies
5
Views
412
Gmix
Gmix
O
Week 5 bloom. What's wrong with them?
Replies
12
Views
892
OhRose
O
A
First grow! Looking for advice.
Replies
7
Views
576
AvnerMinn
A
D
Help! My plan is turning yellow!
Replies
1
Views
238
LoveGrowingIt
LoveGrowingIt
KGBNWNC
My baby girls look off please help
Replies
15
Views
1K
KGBNWNC
KGBNWNC
T
Gross yellow bugs in hydro
Replies
5
Views
403
Oldguy71
Oldguy71
S
Whats happening to my leaves?
Replies
1
Views
206
Mr.OrganicGrows
Mr.OrganicGrows
DudeMcDoodleStein
Can anyone weigh in on what this plant is deficient in?
Replies
8
Views
636
BB22
BB22
MajinZeke
Black mold on walls. Start over?
Replies
19
Views
1K
Oldchucky
Oldchucky
Diranged
Are these Autos under watered
Replies
11
Views
504
Diranged
Diranged
R
Long length grow cycles + slow seed starts
Replies
9
Views
346
HerbalEdu
HerbalEdu
C
Nutrient burn and a deficiency at the same time?
Replies
0
Views
207
chiefquattro19
C
G
1st grow, looking for a leaf diagnosis. Please help
Replies
3
Views
468
gumby29
G
T
People who have erradicated the dreaded spider mite for good please help.
2 3 4
Replies
75
Views
36K
Gmix
Gmix
TheRealM00
Moved to veg while others flower and light stress
Replies
4
Views
282
Bdubs
B
X
What is this??!?! | Septoria leaf spot? | Please help!!
Replies
1
Views
267
Asmodeus
Asmodeus
T
This is a CalMg deficiency only, right?
2
Replies
22
Views
1K
TreyAnastasio
T
E
the buds so beautiful but the plant is dying i think.... will make it to harvest???!?!!🙏😭
Replies
17
Views
991
Gmix
Gmix
C
Biobizz CALMAG folier spray feed
Replies
8
Views
719
Newty
Newty
D
New Grower - Yellowing Leaves, Brown spots
Replies
15
Views
893
Duzooka
D
ViparSpectra
Most Of Them Will Be Too Tall?
2
Replies
35
Views
3K
natedowg2000
N
Tango4Bravo
Help, I have no idea..
Replies
19
Views
737
alpha.ganjaguy
A
hakop
Vpd / light / heat stress issues
Replies
8
Views
520
hakop
hakop
A
Help! I have 2 plants and I’m worried one is male!
Replies
3
Views
294
alpacino.com
A
pulchripes
Kerosene krash and euforia leaves going lighter in early veg
Replies
1
Views
226
Bdubs
B
RePotHead
Some of my pistils are going orange in week 4 of veg
2
Replies
30
Views
1K
Oldchucky
Oldchucky
T
Hydro Nutrients - Problem Suggestions (if any really exist)
Replies
3
Views
271
tgpeters
T
R
Look like too much light?
Replies
3
Views
313
budsofgeorgia
budsofgeorgia
L
What’s the best foliar treatment of PM during flowering? Tribus, baking soda, milk spray?
2
Replies
39
Views
5K
JoeyBliss
JoeyBliss
C
  • Poll
My automatic seeds won't germinate
Replies
15
Views
907
sourorangedieselkush
sourorangedieselkush
RePotHead
How tall should my plants be at week 3?
Replies
14
Views
800
RePotHead
RePotHead
B
Auto in bloom showing spots on upper leaves?
2 3
Replies
58
Views
4K
Glassdub
Glassdub
R
Need help identifying what's happening with my plant
2 3
Replies
42
Views
3K
Rama777
Rama777
L
First time coco - what’s the problem?
Replies
1
Views
301
coherent
coherent
S
Did I trim too much?
Replies
1
Views
262
LoveGrowingIt
LoveGrowingIt
hakop
Ac broke part coming in next week
Replies
2
Views
277
hakop
hakop
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