Forum: Grow Lighting

HPS, MH, CFL, LED, etc.

  1. Sticky Thread Sticky: LEDs, Lumes & LUX

    Started by Blazer420, 02-05-2014 12:44 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 21,609
    12-08-2017, 10:33 AM Go to last post
  2. Sticky Thread Sticky: The Basics Of Plant Lighting

    Started by Hosebomber, 02-01-2013 04:59 PM
    21 Pages
    1 2 3 4 5 6 7 8 9 10 ... 21
    • Replies: 311
    • Views: 228,842
    08-16-2015, 06:32 PM Go to last post
  3. Sticky Thread Sticky: LED Sponsor Guidelines - Please Read

    Started by 420, 09-24-2014 06:27 PM
    • Replies: 0
    • Views: 45,375
    09-24-2014, 06:27 PM Go to last post
  1. Question Is Anyone Using Phillips 315 Watt Ceramic Metal Halide?

    Started by TorturedSoul, 05-20-2016 04:05 AM
    8 Pages
    1 2 3 4 5 6 7 8
    315-watt, anyone, growing, phillips, they
    • Replies: 111
    • Views: 41,993
    Today, 01:24 AM Go to last post
  2. Rider's first foray into LED strip lighting - Samsung H Series GEN3

    Started by Rider509, 09-28-2017 11:50 AM
    25 Pages
    1 2 3 4 5 6 7 8 9 10 ... 25
    have, lights, meanwell, shop, system
    • Replies: 362
    • Views: 25,182
    Yesterday, 11:35 PM Go to last post
  3. Best budget LED? So many to choose from!

    Started by MrCowbell, 12-11-2017 11:47 AM
    2 Pages
    1 2
    cost, led, looking, range, something
    • Replies: 20
    • Views: 340
    Yesterday, 10:41 PM Go to last post
  4. LED Danger - Melting Chips

    Started by 1ofaKind, 12-10-2017 09:43 AM
    2 Pages
    1 2
    chips, danger, led, melt, melting
    • Replies: 21
    • Views: 305
    Yesterday, 07:31 PM Go to last post
  5. Advice on LED

    Started by stupot89, 12-08-2017 12:23 AM
    2 Pages
    1 2
    led, tent, then, use, veg
    • Replies: 16
    • Views: 359
    12-13-2017, 11:52 PM Go to last post
  6. Can you run 315w LEC/CMH bulb off a 400w HPS ballast?

    Started by gregulator83, 12-30-2015 02:30 PM
    2 Pages
    1 2
    ballast, hps, new, these, time
    • Replies: 15
    • Views: 9,021
    12-10-2017, 03:11 AM Go to last post
  7. Best lighting for 4 to 6 plants

    Started by Jfaded120, 11-02-2017 07:26 PM
    5 Pages
    1 2 3 4 5
    best, will, lights, there, cheaper
    • Replies: 68
    • Views: 5,549
    12-09-2017, 09:28 PM Go to last post
  8. Question How much light do I need in a plant nursery?

    Started by TheITGuy, 12-08-2017 01:09 PM
    cob led, led, light, nursery, sprouts
    • Replies: 5
    • Views: 125
    12-09-2017, 09:23 AM Go to last post
  9. Best led grow lights?

    Started by sailfish, 05-31-2017 10:10 AM
    best, grow, led, lights, space
    • Replies: 4
    • Views: 2,090
    12-08-2017, 05:18 PM Go to last post
  10. 300 Watt Mars LED Light

    Started by quinny, 09-11-2017 06:22 AM
    3 Pages
    1 2 3
    get, light, led, mars, square
    • Replies: 35
    • Views: 7,725
    12-08-2017, 01:52 PM Go to last post
  11. Thumbs up The Truth About LED Lights

    Started by DormGrow.com, 08-08-2011 02:30 AM
    9 Pages
    1 2 3 4 5 6 7 8 9
    grow light, hps, led, metal hallide
    • Replies: 131
    • Views: 62,980
    12-08-2017, 12:15 PM Go to last post
  12. Black Diamond Perfect Sun

    Started by Slimn2gr8eD, 10-11-2017 04:09 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    have, light, sun, perfect, cob
    • Replies: 122
    • Views: 10,514
    12-08-2017, 11:31 AM Go to last post
  13. Help with light please

    Started by av8ersteve, 12-06-2017 07:49 PM
    but, have, hps, now, would
    • Replies: 13
    • Views: 230
    12-08-2017, 05:20 AM Go to last post
  14. MARS Aqua 300W

    Started by Bud052, 12-03-2017 03:19 PM
    300w, aqua, light, mars, would
    • Replies: 13
    • Views: 559
    12-07-2017, 08:06 AM Go to last post
  15. Question Mars Hydro II Question

    Started by Permit, 04-08-2015 12:11 PM
    • Replies: 13
    • Views: 2,518
    12-06-2017, 07:54 PM Go to last post
  16. Mars-Hydro - Formerly TopLedGrowLight - Customer Service Review

    Started by AllSmiles, 12-16-2014 05:38 PM
    22 Pages
    1 2 3 4 5 6 7 8 9 10 ... 22
    mars ii, mars review, mars-hydro, reflector series, top led grow light
    • Replies: 316
    • Views: 127,547
    12-06-2017, 07:43 PM Go to last post
  17. How low on watts can you go on Cree 3590's

    Started by mopogrow, 12-03-2017 04:33 PM
    cree lights, smaller cree lights, spectrum, them, watts
    • Replies: 5
    • Views: 530
    12-06-2017, 05:26 PM Go to last post
  18. Question What is the best cheap to run cool grow light?

    Started by trikeman, 12-06-2017 05:13 AM
    also, any, grow, have, light
    • Replies: 2
    • Views: 172
    12-06-2017, 08:57 AM Go to last post
  19. Anyone using the Nanolux de super 600 watt?

    Started by Bud basher, 12-05-2017 01:36 PM
    but, have, maybe, them, watt
    • Replies: 2
    • Views: 147
    12-06-2017, 08:33 AM Go to last post
  20. Recommend Me A Grow Light!

    Started by Jaybull, 07-26-2017 03:56 AM
    2 Pages
    1 2
    2-3, around, grow, light, plant
    • Replies: 21
    • Views: 4,784
    12-06-2017, 08:01 AM Go to last post
  21. Need to start my flowering light purchases

    Started by Cedru, 12-05-2017 03:49 PM
    flowering, light, ned, purchases, start
    • Replies: 2
    • Views: 151
    12-05-2017, 04:00 PM Go to last post
  22. Question Would this bulb be good as an additional light? Solved

    Started by Coerdringer, 12-04-2017 03:10 PM
    2 Pages
    1 2
    bulb, growbox, light, parts, would
    • Replies: 15
    • Views: 564
    12-04-2017, 05:14 PM Go to last post
  23. LED yield per square metre

    Started by botanikern, 10-30-2017 06:40 PM
    4 Pages
    1 2 3 4
    any, led, per, sqm, yield estimate
    • Replies: 45
    • Views: 4,644
    12-03-2017, 02:10 AM Go to last post
    • Replies: 2
    • Views: 607
    12-02-2017, 10:59 PM Go to last post
  24. A thread for the users of Mars-Hydro lamps

    Started by DeVille, 05-28-2017 06:00 AM
    23 Pages
    1 2 3 4 5 6 7 8 9 10 ... 23
    discussion, grow tent, led light, mars hydro, mars pro ii
    • Replies: 330
    • Views: 50,946
    12-02-2017, 10:05 PM Go to last post
  25. 1000W HPS vs COB LED

    Started by Guy Cavallero, 11-08-2017 06:05 AM
    have, hps, led, would, know
    • Replies: 13
    • Views: 2,056
    12-01-2017, 04:09 PM Go to last post
  26. Ceramic Metal Halide Lighting Questions

    Started by growvt420, 10-23-2017 06:00 PM
    2 Pages
    1 2
    630w, cmh, grow, lec, watt
    • Replies: 16
    • Views: 2,821
    11-30-2017, 11:40 PM Go to last post
  27. Cree DIY COB LED? Why do people use white lights?

    Started by flexy123, 12-20-2015 06:59 PM
    9 Pages
    1 2 3 4 5 6 7 8 9
    cree, diy, interested, lights, very
    • Replies: 132
    • Views: 106,460
    11-30-2017, 05:39 PM Go to last post
  28. DIY COB build for my space?

    Started by Huktonponics, 11-28-2017 06:24 AM
    4pcs, cob, diy, how, would
    • Replies: 8
    • Views: 693
    11-29-2017, 08:30 PM Go to last post
  29. Post Grow lights

    Started by WolfBrat, 11-26-2017 12:05 PM
    black, grow, has, lights, regular
    • Replies: 1
    • Views: 711
    11-27-2017, 05:43 PM Go to last post
  30. SunPlusUSA Black Friday/Cyber Monday Sale

    Started by Techman, 11-23-2017 03:43 PM
    5x5, bloom, cob, only, space
    • Replies: 1
    • Views: 851
    11-24-2017, 05:36 PM Go to last post
  31. Retro-fitting CMH lamps into MH ballasts

    Started by TheFertilizer, 11-20-2017 09:55 AM
    ballast, ballasts, cmh, magnetic, one
    • Replies: 1
    • Views: 907
    11-24-2017, 10:58 AM Go to last post
  32. Does Size Really Matter - LED?

    Started by DaMunchieMan, 11-23-2017 12:59 PM
    have, led, lights, more, you
    • Replies: 12
    • Views: 1,002
    11-23-2017, 11:08 PM Go to last post
  33. Using Roleadro COB?

    Started by premedgrow, 03-17-2016 10:04 PM
    beginner, grow room, help, led, lighting
    • Replies: 5
    • Views: 12,106
    11-22-2017, 08:29 AM Go to last post
  34. COB color and lens vs reflector questions

    Started by Greenfing, 08-23-2017 09:01 AM
    2 Pages
    1 2
    also, cob, cobs, some, will
    • Replies: 24
    • Views: 6,834
    11-22-2017, 06:08 AM Go to last post
  35. Exclamation LED malfunction - Help appreciated!

    Started by blueridgegrow, 11-20-2017 02:04 PM
    have, led, leds, one, power
    • Replies: 12
    • Views: 1,039
    11-21-2017, 09:12 PM Go to last post
    • Replies: 12
    • Views: 1,142
    11-21-2017, 10:30 AM Go to last post
  36. CMH question

    Started by LxCxPx, 11-14-2017 08:28 PM
    600w, bulb, cmh, hps, need
    • Replies: 10
    • Views: 1,413
    11-20-2017, 10:53 PM Go to last post
  37. Enough light for seedling stage?

    Started by jacob96420, 12-30-2016 05:38 PM
    3 Pages
    1 2 3
    guys, you, hoods, enough, after
    • Replies: 42
    • Views: 7,270
    11-20-2017, 07:04 PM Go to last post
  38. LED Distance To Seedlings

    Started by 04cobra, 11-16-2017 02:13 PM
    but, don’t, good, i’m, light
    • Replies: 6
    • Views: 1,282
    11-18-2017, 05:48 PM Go to last post
  39. Help With These T8 Lights I Have?

    Started by chadillac5580, 11-16-2017 09:34 AM
    these, how, have, many, autoflower
    • Replies: 4
    • Views: 1,181
    11-18-2017, 02:00 PM Go to last post
  40. Are all LED grow lights the same? $100 vs $500 lights?

    Started by Crazyhorse, 10-05-2017 03:18 PM
    2 Pages
    1 2
    grow, how, led, lights, wondering
    • Replies: 15
    • Views: 4,050
    11-18-2017, 09:23 AM Go to last post

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