General Indoor Growing

General indoor growing information about cannabis. Learn about hydroponics, organic soil, micro grows, Coco coir, and more. Learn to grow marijuana indoors.

Hydroponics

Growing cannabis in a liquid solution is called hydroponics. Ask questions and offer advice on hydroponics and marijuana cultivation.
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3.5K
Messages
59K
Threads
3.5K
Messages
59K
B
Unusual necrosis (?) on one fan leaf.
  • Banjoslaughter

Coco Coir

Curious about the pros and cons of growing cannabis with coco coir? Ask questions, offer advice, and learn about growing marijuana using Coco coir.
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2.2K
Messages
41.5K
Threads
2.2K
Messages
41.5K
Stokes
Up the EC or add Cal-Mag?
  • Stokes

Organic Soil

Do you have questions about organic soil or tips on this subject to share with others? Learn about using organic soil in cannabis cultivation.
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2.4K
Messages
43.6K
Threads
2.4K
Messages
43.6K
M
What is happening to my ladies
  • Mattm651

Micro Grows

Micro grows are increasingly popular. Grow big buds in small spaces. Ask questions, offer advice, and learn tips about cannabis micro grows.
Threads
398
Messages
6.7K
Threads
398
Messages
6.7K
Redneckx
from veg to flower by accident 4 days how long to revert back ?
  • Redneckx
Haydar1984
Is it time to flip to 12/12
2
Replies
25
Views
2K
Haydar1984
Haydar1984
Brettdawg
Clones off a flowering plant.how long to veg before flower
Replies
19
Views
11K
Brettdawg
Brettdawg
Havocsm1
How do my plants look?
Replies
4
Views
498
Snakeskins
Snakeskins
Jamie73
Help with seed buying
Replies
3
Views
434
DreamsOfDiesel
DreamsOfDiesel
HiDaze
Possible critical failure - HELP!
Replies
10
Views
447
HiDaze
HiDaze
Ganjee
Blackberry Autoflower strain
Replies
3
Views
480
Moshmen
Moshmen
Caninobis
What are my leaves telling me.....bronze spots??
Replies
4
Views
724
Madbud
Madbud
PharmerBob
Perpetual grow- rdwc-Autopot-soil-ucrdwc
5 6 7
Replies
134
Views
9K
PharmerBob
PharmerBob
jkpaw
Major Trichome Degradation Post-Chop
Replies
9
Views
2K
jkpaw
jkpaw
Kingleo
5 weeks
Replies
17
Views
772
Kingleo
Kingleo
Kushizle
Does HPS cause more stretch than MH?
Replies
12
Views
3K
Dirtbag
Dirtbag
Andy
Removing males from active grow?
Replies
6
Views
676
NairnM16
NairnM16
Ph 007
Is this eary sign of cal-mag deficiencies, please help
3 4 5
Replies
89
Views
9K
Ph 007
Ph 007
Irishking
Autoflower starting to produce nugs!!!
Replies
1
Views
253
Edinburgh
Edinburgh
NairnM16
T5?
Replies
13
Views
995
dire wolf
dire wolf
LannieDuncan3
Did I ruin my super soil?
Replies
1
Views
693
JohnnyApp
JohnnyApp
Newbie1993
1st time grow Strain-grape ape
Replies
6
Views
604
GNick55
GNick55
CosmoGrows
damn, i cant get this.
Replies
16
Views
1K
Anthem
Anthem
OfficiallyJ
Hopefully I am doing this right..
2
Replies
24
Views
1K
OfficiallyJ
OfficiallyJ
Grassgrower
Help diagnose what’s wrong with my girl
2 3 4
Replies
65
Views
3K
DreamsOfDiesel
DreamsOfDiesel
PipeCarver
  • Poll
What is your usual way to smoke or take your meds?
Replies
8
Views
841
916Fisherman
916Fisherman
Frank129
Light problem or water problem?
Replies
1
Views
312
GNick55
GNick55
Weedbro95
Light burn, should I harvest?
Replies
12
Views
10K
Jimster
Jimster
P
Just found out my bud is seeded 7weeks in... What should I do?
2
Replies
29
Views
62K
PlumberSoCal
PlumberSoCal
michman
Spydr2p?
Replies
5
Views
753
Munch517
Munch517
wunluv999
Help!! Seedling problems
Replies
3
Views
311
wunluv999
wunluv999
CannabisCultivator
Make or female
Replies
14
Views
2K
Dan789
Dan789
Brettdawg
Anyone use calmag when growing in soil?
Replies
15
Views
16K
4plant
4plant
kronicking420
humidity in cold winter climate supposed to be below 40%?
Replies
15
Views
1K
visajoe1
visajoe1
DrtyHarry
Indoor veg room advice
Replies
2
Views
277
MarsHydroLED
MarsHydroLED
wunluv999
The past 48 hours
Replies
3
Views
464
wunluv999
wunluv999
wunluv999
Day 7
Replies
2
Views
424
DreamsOfDiesel
DreamsOfDiesel
hps4891
Uninvited guest!
2
Replies
22
Views
2K
dire wolf
dire wolf
hps4891
Feeding OG's
Replies
4
Views
1K
hps4891
hps4891
kronicking420
paper towel germ 86F still sprout?
Replies
5
Views
324
kronicking420
kronicking420
wunluv999
This is strange??
Replies
16
Views
1K
fatconeskills
fatconeskills
tyyl3r
Need help. 1st grow (Week 3 Flower)
Replies
3
Views
267
Beachwalker
Beachwalker
Septooth
Light for 2x2 tent setup
Replies
3
Views
2K
MarsHydroLED
MarsHydroLED
JohnnyApp
Multiple Plants in Large Containers
Replies
5
Views
626
JohnnyApp
JohnnyApp
wunluv999
Leaves Look Questionable?
Replies
9
Views
471
GNick55
GNick55
serfhunter
Light Creeping through when the lights are off
Replies
9
Views
913
newh
newh
SadBadGrower
Sad Goes To Space: My Journey to Mars!!!
Replies
16
Views
2K
SadBadGrower
SadBadGrower
Tll7
Autoflower
Replies
1
Views
427
Smithygreen
Smithygreen
Chef Weedy
Yellow Spots
Replies
2
Views
590
Chef Weedy
Chef Weedy
Trentski420
Safe Ppm Feeding Ranges For Coco/perlite (grotek)
2
Replies
30
Views
28K
dire wolf
dire wolf
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