L.E.D Grow Lights

LED grow lights have grown in popularity due to their low heat and energy use. See how these lights might benefit your next cannabis grow.
ViparSpectra
The Uniformity can be calculated?
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0
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1K
ViparSpectra
ViparSpectra
I
A SpiderFarmer SF2000 (original) PPFD maps created w/ PPFD Meter app and UNI-T Lux meter
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0
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2K
IamN2pot
I
Ganjadad
Best free PAR meter app for iPhone
Replies
11
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3K
ninjadip
ninjadip
VladimirLensky
Mars Hydro TS600 light leakage?
2
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30
Views
9K
everestbeverest
E
hummusweed
The bigger the better LED
Replies
7
Views
810
Madmax
Madmax
g041579
Look at what I found, the Hyphotonflux 4000 Led light
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0
Views
643
g041579
g041579
V
What driver do I need to replace this?
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0
Views
424
Visionist
V
C
RF interference. How it really looks. How grows are found.
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18
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2K
CyrusHF
C
Ganjadad
What led light for 4 plants in flower
2
Replies
25
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2K
Ganjadad
Ganjadad
I
A Ballast question about max wattage?
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4
Views
2K
IamN2pot
I
Gmix
New tent what lights to use
Replies
6
Views
744
Gmix
Gmix
mysticepipedon
OK, which component needs to be replaced?
Replies
15
Views
1K
Moshmen
Moshmen
NewGrower101
New HLG 600r with UVA light bar.
Replies
0
Views
436
NewGrower101
NewGrower101
I
Mars Hydro FC8000 Samsung LM301B on sale (closeout?)
Replies
8
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2K
Smokey0418
Smokey0418
Lilmink
Lights for 4x8 - 2 or 3 lights?
2 3 4
Replies
61
Views
4K
2Bad
2Bad
G
Recommendation for 8x8 grow tent
Replies
2
Views
3K
Blastfact
Blastfact
D
Ideal Light Intensity For Different Stages Of Flower Using High Power LEDs
2
Replies
25
Views
14K
Anthem
Anthem
ZenSunniWanderer
Kingbrite review
65 66 67
Replies
1K
Views
185K
Suckitandsee
S
effexxess
Light studies recommend high intensity: 900 and 1800 mols
2
Replies
27
Views
3K
Potfairy
Potfairy
Phate008
Heights and settings that have worked best for you?
Replies
0
Views
333
Phate008
Phate008
Progshim
Can anyone help me understand the math/physics of grow lights?
2
Replies
23
Views
2K
Edinburgh
Edinburgh
flipflop64
Most efficient LEDs right now?
2 3 4
Replies
66
Views
6K
Its420anytime
I
guabasa
Questions For The Quantum Board Experts
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3
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4K
Its420anytime
I
Blastfact
New HLG 650R Inbound and Down
Replies
8
Views
1K
Blastfact
Blastfact
Mugwort
Leaf tip discoloration: light or something else?
Replies
4
Views
2K
Its420anytime
I
B
plug timer was off for 5 minutes
Replies
2
Views
553
benjones
B
Bluebuddha
Evolution cost features and quality
Replies
2
Views
581
Blastfact
Blastfact
B
Is my grow light effecting the lottle leafs?
2
Replies
20
Views
1K
RonnieB2nd
RonnieB2nd
H
How to Hang my Led Light?
Replies
9
Views
2K
RonnieB2nd
RonnieB2nd
Aperkins1972
Fox tails with 720 Ion led’s
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15
Views
2K
RpDIII
R
ninjadip
  • Locked
Cheap LED 4x4 DWC grow (new setup)
2 3 4
Replies
66
Views
4K
Aqua Man
Aqua Man
B
mars hydro FCe 4800 . is 5'x5' per light to much
Replies
15
Views
1K
BehindEnemyLines
BehindEnemyLines
H
Fixture temps and heat output. Bar+Board
Replies
7
Views
1K
BehindEnemyLines
BehindEnemyLines
I
LED dimmers, how do they work?
Replies
2
Views
1K
Shaded_One
Shaded_One
ninjadip
Advantage of using old-school HPS/MH over LED
6 7 8
Replies
157
Views
10K
strainguy
strainguy
R
Kingbrite 720w full spectrum vs Meijiu A8Max 650w
Replies
10
Views
1K
ET12SECOND
E
pvandevelde
Spider Farmer (LED): what are you epxeriences?
5 6 7
Replies
125
Views
17K
ET12SECOND
E
J
Mars Hydro FC-E3000 lifecycle performance
Replies
12
Views
2K
Smokey0418
Smokey0418
O
LED just for Veg stage only
Replies
9
Views
1K
OntarioGoldenHash
O
I
Exactly what does "over 40 (moles) begins to hit a point of diminishing returns for your crop" mean?
Replies
19
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1K
IamN2pot
I
Worldwomble
Spider Farmer SE7000 680w or 780w?
Replies
2
Views
2K
Worldwomble
Worldwomble
codypendant
Lighting suggestions for a 10 x 10 tent
2 3 4
Replies
60
Views
6K
grnmtn
grnmtn
BehindEnemyLines
$234 Apogee SQ-420X vs. $568 Apogee MQ-610
Replies
7
Views
2K
BehindEnemyLines
BehindEnemyLines
M
The light options for 1m x 1m x 2m
Replies
5
Views
887
Goodshit97
Goodshit97
guymandude
Which LED's to buy
9 10 11
Replies
207
Views
26K
Redwater
Redwater
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