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.
R
Spider mites? Thrips? Not sure what I’m facing here.
Replies
15
Views
1K
Rickysticky808
R
Frankster
Tricking plants into thinking there's an insect infestation, can it be done, and how...
2 3
Replies
45
Views
4K
GYOweed
GYOweed
Ezdeezy89
Light burn or nutrient problem?
Replies
5
Views
1K
Ezdeezy89
Ezdeezy89
U
Any help would be much appreciated
Replies
19
Views
657
Happyreefing
Happyreefing
3
Weird looking leaves Still (Help Please)
Replies
12
Views
909
33rdgrower
3
mrcrispy13
Suddenly Allergic to my F12 breeding project...anyone had this happen?
Replies
7
Views
832
ComfortablyNumb
ComfortablyNumb
Joey518
OMG What happened?? Please help. I dont understand whats happening here!
Replies
18
Views
916
ComfortablyNumb
ComfortablyNumb
J
Why are my buds turning orange week 3 of flower?
Replies
7
Views
1K
2Bad
2Bad
A
When should I start flush for cloudy trichomes?
Replies
3
Views
619
ApothicAcres
A
CuriousCultivator
Flushing: PH Won’t raise up
Replies
1
Views
641
CuriousCultivator
CuriousCultivator
goodbye95
Seedling problem . What to do
10 11 12
Replies
223
Views
9K
goodbye95
goodbye95
D
Spider Mites Before Harvest Help
Replies
4
Views
3K
stp
stp
I
Bud rot or what is this discolouration?
Replies
13
Views
663
Ganjadad
Ganjadad
PhoenixFlower
Looks and smells like bunk weed
2 3
Replies
54
Views
5K
PhoenixFlower
PhoenixFlower
B
Is this some kind of pest damage ?
Replies
2
Views
866
benjones
B
The_word
Organic vs non organic nutes
2
Replies
36
Views
3K
Blastfact
Blastfact
A
Diagnosis help plz! Mites or virus?
Replies
3
Views
1K
effexxess
effexxess
sonmacharius
Nutrient Precipitation/Fallout RDWC & JACKS
Replies
5
Views
1K
Cosmonut
C
H
New to growing .What is going wrong with these plants ?!?!
Replies
3
Views
417
HomegrowNZ
H
Luzy10
help! first time grower with a problem at the 10th week
2
Replies
36
Views
2K
Rebeccalovato777
Rebeccalovato777
Z
Weird(?) things coming out from bud sites
Replies
4
Views
1K
mysticepipedon
mysticepipedon
P
I have 2 problem plants and one doing alright? What could be the problem?
Replies
17
Views
1K
Alphanator
A
B
on my PH and EC meter . the EC will say 400 . i have asked what the conversion and they said EC unit for us/cm
Replies
0
Views
525
benjones
B
M
Seedling stopped growing and shows weird white growings-result of wrong mykorhiza-application?
2
Replies
27
Views
2K
Observationist
Observationist
H
Spider Mites - Indoor Tent Operation placed Outdoors in garden
Replies
13
Views
836
Archergirl74
Archergirl74
D
Hermaphrodite plant? Please help identify.
Replies
18
Views
1K
dougied86
D
M
DWC clone transplant not growing
Replies
7
Views
1K
clobelcreations
C
I
coco coir cubes/perlite ebb flow help
Replies
7
Views
4K
Chris10sen
C
I
Are these nematodes, or just "living soil"???
Replies
2
Views
750
IamN2pot
I
goodbye95
Leaf vpd higher than room vpd
Replies
3
Views
1K
goodbye95
goodbye95
O
Root Zone Warming Idea with Heating Cable
Replies
3
Views
2K
MIGrampaUSA
MIGrampaUSA
GypsyOutlaw
Bud pinching/back building technique..
Replies
7
Views
1K
mysticepipedon
mysticepipedon
B
Anyone know what this insect is please
Replies
2
Views
634
benjones
B
R
Earth Grounding Indoor Potted Plants. Does It Work?
Replies
9
Views
3K
ritoMox
R
Slickrick82
How da hell do I do a scrog
Replies
9
Views
1K
Slickrick82
Slickrick82
steamroller
Is this Bro science or not ?
2
Replies
29
Views
3K
Glassdub
Glassdub
Cdub97
Alternatives to treating high PH hard well water
Replies
19
Views
3K
dean1963
D
KeytheCaregiver
Plants Wilting / Red Stem (HELP ME)
Replies
5
Views
752
KeytheCaregiver
KeytheCaregiver
B
Bug pulled off struggling plant pics
Replies
0
Views
752
Bjsalas92303
B
D
One plant from my hydroponics died, can leftover roots cause the others to rot?
Replies
1
Views
813
GrimReffer
GrimReffer
effexxess
Bugbee on light spectrum. Excerpts from 2018.
Replies
1
Views
1K
effexxess
effexxess
dorjewright
Terpene loss after heat wave
Replies
0
Views
594
dorjewright
dorjewright
Wolf6an6
Silicate and pH- and EC-meters
2 3
Replies
44
Views
2K
Wolf6an6
Wolf6an6
H
How do you avoid sriping off rooting hormone?
Replies
13
Views
891
hydrodreams
H
M
Deficiency vs excess vs nute lock
Replies
16
Views
873
Sod
S
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