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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup
Lighting
Discussions on lighting and what lights are best to use for your grow.
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12
All About Lighting
jcj77d
,
Aug 24, 2008
...
19
20
21
Replies:
404
Views:
156,513
Its420anytime
Sep 26, 2022
Sticky
x
6
How Light is Measured & Lighting Spectrum and Photosythesis
jcj77d
,
Nov 1, 2009
...
3
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5
Replies:
99
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168,422
Infinityjumper
Mar 6, 2022
Normal Threads
¿ Used Lighting Equipment ?
degrassi2
,
Oct 7, 2014
Replies:
1
Views:
866
Icemud
Oct 9, 2014
¿ Strictly LED talk ? Experience Users Please Post
degrassi2
,
Nov 7, 2013
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2
3
4
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63
Views:
10,108
Weed Dude
Dec 8, 2014
~vho fluorescent~
Twind0721
,
Feb 27, 2011
Replies:
1
Views:
1,178
StinkBomb
Feb 27, 2011
{IMPORTANT} Help wireing a 600w lumatek E-Ballast.
Younggungrower
,
Aug 10, 2012
Replies:
2
Views:
931
Younggungrower
Aug 10, 2012
[Q] Using High Powered Led Cobs For Better Penetration
xilw3r
,
Jul 16, 2014
Replies:
5
Views:
3,811
Gipguq
Jul 30, 2014
[project] HPS vertical with supplemental T8
xilw3r
,
Oct 3, 2014
Replies:
0
Views:
878
xilw3r
Oct 3, 2014
[Light Question] Marshydro TSW-1000 OR TSW-2000
BassHead2018
,
Apr 5, 2020
Replies:
7
Views:
1,153
Soil2Coco
Apr 7, 2020
[Light Database] PLEASE READ, VERY IMPORTANT!
WeedGrowsOnTrees
,
Jun 25, 2023
Replies:
2
Views:
445
WeedGrowsOnTrees
Jun 25, 2023
[Help] Grow light for tall plants
Vd22
,
Jun 13, 2019
Replies:
10
Views:
436
Deleted member 1080140
Jun 17, 2019
[B]Black lights[/B]
Noam Chongsky
,
Jan 9, 2013
Replies:
11
Views:
1,081
Noam Chongsky
Jan 9, 2013
Zhongshan Koray Opto- Quantum Board Review (alibaba)
spartanGREEN
,
Aug 6, 2019
Replies:
2
Views:
1,046
JoshuaE
Aug 6, 2019
Youre Buying A New Led
DirtyN0rth
,
Jun 27, 2014
Replies:
12
Views:
3,628
corduroyew
Sep 26, 2014
Your order has shipped!
pure1
,
Jun 25, 2012
Replies:
3
Views:
1,125
pure1
Jun 26, 2012
Your opinion
GrowerP40
,
Apr 22, 2013
Replies:
13
Views:
947
Vee
Apr 23, 2013
You.. Ain't so dumb!
Vee
,
Jul 22, 2012
Replies:
5
Views:
810
zippy657
Jul 23, 2012
You light up my life........
gaz118118
,
May 5, 2012
Replies:
8
Views:
962
MissToke89
May 26, 2012
You guys are lucky...
967
,
Jul 7, 2011
Replies:
6
Views:
983
967
Jul 8, 2011
yo led heads.
ahydoc
,
Feb 28, 2013
Replies:
8
Views:
884
ahydoc
Mar 4, 2013
Yo HPS vs. MH vs. LED in an apartment??
THE DANIMAL
,
Jul 10, 2010
Replies:
3
Views:
1,369
THE DANIMAL
Jul 11, 2010
Yieldmaster2 vs Radiant vs Coolsun - Help choosing reflector!
Ender87i
,
Mar 12, 2010
...
2
Replies:
34
Views:
8,374
Sweet_green
Apr 6, 2011
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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup
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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup