Cannabis Infirmary

Learning how to grow cannabis can be tricky. Learn how to identify, diagnose, and fix common problems faced while growing marijuana plants.
Sticky Threads
We Solidarity
  • Sticky
Dudded, Stunted, and Runted plants...
48 49 50
Replies
981
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222K
BuffNuts
B
Blue Dog
  • Sticky
Bulb Mites?? WTF!?
7 8 9
Replies
161
Views
72K
JKash
JKash
We Solidarity
  • Sticky
Root Aphids, Fungus Gnats, and other fun bugs (ID PICS)
22 23 24
Replies
471
Views
226K
Scolymia7
Scolymia7
budboy299
  • Sticky
Forbid 4F timeline
2
Replies
22
Views
53K
Jmaes Mabley
Jmaes Mabley
silverhaze
  • Sticky
Welcome to the Fungal, it gets worse here everyday - Fusarium Solani
8 9 10
Replies
199
Views
75K
shaganja
shaganja
mace
  • Sticky
Read Me First
Replies
19
Views
16K
Xakmo
X
K
  • Sticky
i need suggestions on a good microscope
2 3 4
Replies
76
Views
35K
Aqwut
A
Seamaiden
  • Sticky
Overuse of Eagle 20 and systemics makes resistant fungi
7 8 9
Replies
177
Views
66K
Judaz
Judaz
Seamaiden
  • Sticky
The Charts--Helpful charts for making nutrient deficiency diagnoses
13 14 15
Replies
293
Views
127K
smokedareefer
smokedareefer
Blaze
  • Sticky
Integrated Pest Management (ipm), Pesticide Use And Safety, & Managing Pesticide Resistance
Replies
19
Views
7K
1stonedman
1stonedman
Normal Threads
P
Watering problems causing gnat problems.
2
Replies
31
Views
1K
Gmix
Gmix
G
Lower leaves weak and dropping
Replies
6
Views
295
Monkeybigbuds
Monkeybigbuds
E
EC in coco coir please HELP
Replies
11
Views
182
benjones
B
R
Help! My autos looking proper sh***
Replies
3
Views
114
ReggieD
R
P
Help! Is this mildew? What do I do?
Replies
7
Views
107
Imzzaudae
Imzzaudae
Custom45
What the fook is this?
Replies
5
Views
256
Monkeybigbuds
Monkeybigbuds
W
Help with getting stem to thicken to support more leaves
Replies
16
Views
690
GreenDreamer420
G
S
What’s the problem with this plant
Replies
14
Views
486
PotPlatoon
P
K
Got rid of two plants to my back yard sad to say.
Replies
5
Views
244
Krystinmadviv3164
K
B
Seeds Germinated (more like opened up) but not Growing?!
Replies
4
Views
186
RhastaBlasta
R
budsofgeorgia
light stress or just a stupid grower ?
3 4 5
Replies
96
Views
4K
budsofgeorgia
budsofgeorgia
B
My plant need helps please
Replies
11
Views
305
Blickmorant
B
Greenjourney
White dots on a 4-weeks old seedling
Replies
2
Views
106
Imzzaudae
Imzzaudae
B
Zipper damage or critter munching?
Replies
9
Views
283
Budclarkson
B
JohnBlazr
Is this concerning? First time grower!
2 3
Replies
41
Views
3K
Troyh
T
M
Yellowing leaves and brown spots
2 3
Replies
41
Views
1K
Stokes
Stokes
564xxl
Healthy but suspect she has an issue
Replies
13
Views
383
Stokes
Stokes
Custom45
Purple patches on some leaves
Replies
9
Views
503
Zill
Z
K
What the hell do i do next!!! Im so new at this….
2 3
Replies
46
Views
2K
Asmodeus
Asmodeus
Lurpin
Compiled list of cannabis plant issues
Replies
12
Views
365
Lurpin
Lurpin
F
Nearly perfect environment STILL PROBLEMS please help
2 3 4
Replies
65
Views
3K
Monkeybigbuds
Monkeybigbuds
Loopusmagpie2u
Anybody try the line organics alive.
Replies
0
Views
77
Loopusmagpie2u
Loopusmagpie2u
pulchripes
Yellowing in a few different places
2 3
Replies
42
Views
2K
pulchripes
pulchripes
H
I don't know what's happening here
Replies
0
Views
104
Heisenberg.2nd
H
C
Are these warning signs of a male?
Replies
3
Views
206
Coppermike
C
B
Yo i need some help
Replies
10
Views
620
LoveGrowingIt
LoveGrowingIt
M
What is happening to the plant?
Replies
8
Views
404
wobbleysausage
wobbleysausage
N
Sick girl needs help please
Replies
13
Views
478
natedogg102790
N
F
Just wondering if anyone knows...
Replies
0
Views
152
Franco1961
F
C
Weird leaf texture any ideas?
Replies
2
Views
207
Coppermike
C
G
White Powder and Stripes? Very Worries
Replies
2
Views
169
Goldjkr
G
B
HELP!! MALE OR FEMALE wedding cake
Replies
7
Views
381
BearWater
BearWater
J
What is up with these leafea
Replies
0
Views
107
johnbrown25
J
M
Hello! Problem With stranger things 🧐
Replies
4
Views
215
LoveGrowingIt
LoveGrowingIt
N
DWC Hydro root rot? Thoughts?
Replies
14
Views
504
Bumslayer3700
Bumslayer3700
S
Cause of my plant turning yellow
Replies
13
Views
523
Mothman
Mothman
Monkeybigbuds
Start of Nute burn or something else 🧐
Replies
9
Views
314
Monkeybigbuds
Monkeybigbuds
E
Leaves curling: is it light stress?
Replies
4
Views
222
Imzzaudae
Imzzaudae
11Hick11
Week 8 - Late flower phosphorus deficiency ?
2 3
Replies
48
Views
8K
MellowRello
M
pulchripes
I think I have fucked the main cola
2
Replies
27
Views
2K
pulchripes
pulchripes
P
Automatic Herma? lemonade auto paradise seeds 2 week flower
Replies
2
Views
130
pure.hemp
P
B
Sick plant with crinkled leaves and yellowing
Replies
3
Views
349
TMctoast
T
Littlefoxton100
How would I defoliate this plant? It’s very short!
Replies
7
Views
423
Littlefoxton100
Littlefoxton100
leroygreen
Diagnosis week three to four
Replies
4
Views
282
leroygreen
leroygreen
J
Calcium deficiency vs Septoria? Or something else?
Replies
10
Views
382
Oldchucky
Oldchucky
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