Advanced Techniques & Problems

The best tips from industry pros and experienced growers. If you're looking to tackle problems with your cannabis grow or take your weed grow to the next level, you can learn about it here.
Sticky Threads
ttystikk
  • Sticky
Water Chilling Q & A
18 19 20
Replies
386
Views
46K
Kamisama
K
Smerb
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Plants In Dark For 4 Days..
9 10 11
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209
Views
62K
BuffNuts
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clockworx
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main-line topping ******best method******
25 26 27
Replies
535
Views
288K
usmcbayboat
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Ricksauce
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Duds; Is It A Virus?
6 7 8
Replies
151
Views
50K
GYOweed
GYOweed
jumpincactus
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Understanding Effects Of Water With High Alkalinity
3 4 5
Replies
86
Views
41K
PauliBhoy
PauliBhoy
Ambre
  • Sticky
Germination Bomb For Old Or Difficult Seeds
2 3 4
Replies
71
Views
47K
VDWG
VDWG
Capulator
  • Sticky
How light spectrum affects nutrient use in plant tissue...
9 10 11
Replies
202
Views
41K
jaguarlax
jaguarlax
Normal Threads
M
strange hybrid question need opinions
Replies
1
Views
156
Oldchucky
Oldchucky
E
Small yellow/brown spots on leaves in DWC.
Replies
0
Views
95
erfingaurus
E
ImpulsiveGrower
What is your experience with Elite clones?
2 3 4
Replies
67
Views
10K
BAM63
B
K
My autoflower can't be revenging...
Replies
12
Views
1K
orggrwr
orggrwr
S
Help what did I do wrong
Replies
9
Views
324
Sinnfien23
S
A
First time grower looking for opinions
Replies
9
Views
416
dankfrank83
dankfrank83
Jonaffen
Yellowing of leaves small grey speckle look on one of them
Replies
3
Views
241
Jonaffen
Jonaffen
Headybready
Heat / light burn? Or something Else?
Replies
3
Views
248
GNick55
GNick55
W
Can this problem be solved?
2
Replies
25
Views
1K
Ben123
B
LaughingBush
Runoff PH in coco important or not
Replies
4
Views
279
phxazcraig
phxazcraig
S
Toping or fiming which ones give you stronger branches?
Replies
3
Views
288
snowmaners
S
P
Evapotranspiration in a growtent to estimate automatic watering of containers
Replies
4
Views
337
prankster1590
P
Hazyflavors
Co2 needs for my indoor 8x4 tent.
Replies
14
Views
2K
prankster1590
P
LaughingBush
What nutrient deficiency is this?
Replies
10
Views
451
Gmix
Gmix
Jonaffen
Brown/Orange leaves in veg
Replies
3
Views
196
Imzzaudae
Imzzaudae
J
What wrong witch my plant?
Replies
5
Views
359
LoveGrowingIt
LoveGrowingIt
S
Colloidal Silver for Feminization Not Working?
Replies
3
Views
227
Mikedin
Mikedin
E
Smaller square scrog netting needed
Replies
14
Views
726
Wuddup_B
Wuddup_B
S
Please help me identify what’s happening to my babies.
Replies
10
Views
432
GreenNotYellow
G
Jonaffen
Yellow spots on leaves first time grow
2
Replies
23
Views
847
Gmix
Gmix
J
nutrient def at worst time please help or sum else?
2
Replies
20
Views
1K
LoveGrowingIt
LoveGrowingIt
F
Roots from hell please help!
Replies
0
Views
161
Fallindown
F
WhiteyBulger
Does this look like Magnesium deficiency?
Replies
11
Views
673
Putthataway
P
O
Strange disease, please help I.D.
Replies
11
Views
669
HerbalEdu
HerbalEdu
phxazcraig
Trying to control my watering amount more precisely
2
Replies
22
Views
1K
phxazcraig
phxazcraig
A
Lonely fan leaves help produce big buds
Replies
0
Views
209
Allinyah
A
B
24-48 Hours of dark before harvest ??
3 4 5
Replies
99
Views
410K
Jacktheripper
J
TheDankest
Seedling Appears Healthy But Leaves Bending Downwards
Replies
13
Views
689
monkey47
M
Z
Need some help with a deficiency
Replies
11
Views
449
Captspaulding
Captspaulding
K
New growth help is it normal
Replies
7
Views
431
Kke
K
optical
Advanced aero cloning techniques? My cuts look bad today
Replies
2
Views
189
alpha.ganjaguy
A
dorjewright
Air Temp vs Leaf Temp
Replies
4
Views
368
Bdubs
B
I
Leaves go Yellow and Eventually Die
Replies
11
Views
526
Oldguy71
Oldguy71
L
Please someone help me, what is wrong?
Replies
1
Views
260
LoveGrowingIt
LoveGrowingIt
R
Bronze/gold leaf edges. Deficiency?
Replies
9
Views
486
LoveGrowingIt
LoveGrowingIt
T
Autoflower Purple Thai Not Flowering As Expected - Looks off
Replies
4
Views
431
Gtglicky3
Gtglicky3
G
How to stabilize my humidity
Replies
4
Views
420
Gadaffi
G
C
Deficiency ID help second grow
Replies
3
Views
280
GNick55
GNick55
T
Dimlux CO2 Regulator what voltage solenoid?
Replies
2
Views
363
BryanOconner
BryanOconner
Fairytalez
I have a BIG problem! The light I bought.. isn't gonna cut it!!!
2 3
Replies
55
Views
4K
jetbtkng
jetbtkng
Y
New dwc grower experiencing pythium in my system?
Replies
7
Views
617
CowDog
CowDog
ACSippi
Start Seeds hydroponics video low quality
2
Replies
34
Views
2K
ACSippi
ACSippi
K
Seedlings with small brown spots
2
Replies
36
Views
2K
Kke
K
dorfix
Calcium def or what can be?
Replies
4
Views
239
GNick55
GNick55
SoloFarmer
Need advice on yellowing leaves during flower
2
Replies
31
Views
1K
Budtirement
B
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