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: 18
    • Views: 24,661
    01-04-2018, 11:52 PM 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: 241,159
    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: 47,166
    09-24-2014, 06:27 PM Go to last post
  1. Lightbulb Build Your Own LED Grow Light

    Started by PurpleGunRack, 01-18-2018 06:03 PM
    diy, light, unit, you, your
    • Replies: 13
    • Views: 547
    Today, 05:24 PM Go to last post
  2. LED vs HPS

    Started by LochGee, 03-21-2014 08:04 AM
    7 Pages
    1 2 3 4 5 6 7
    • Replies: 99
    • Views: 93,138
    Today, 11:09 AM Go to last post
  3. Hi has anyone used these lights before?

    Started by Mariano Gomes, 01-17-2018 07:26 AM
    4 Pages
    1 2 3 4
    anyone, has, lights, these, used
    • Replies: 58
    • Views: 1,212
    Today, 09:41 AM Go to last post
  4. 300 Watt Mars LED Light

    Started by quinny, 09-11-2017 06:22 AM
    4 Pages
    1 2 3 4
    get, light, led, mars, square
    • Replies: 46
    • Views: 11,738
    Yesterday, 07:22 PM Go to last post
  5. 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: 320
    • Views: 139,356
    Yesterday, 07:21 PM Go to last post
  6. Mars Hydro - Why Not Make COB LED Grow Light?

    Started by SmokeSara, 06-21-2016 03:44 AM
    2 Pages
    1 2
    cob, grow, light, not, why
    • Replies: 20
    • Views: 19,662
    Yesterday, 07:09 PM Go to last post
  7. Question Mars Hydro II Question

    Started by Permit, 04-08-2015 12:11 PM
    • Replies: 14
    • Views: 4,053
    Yesterday, 07:03 PM Go to last post
    • Replies: 4
    • Views: 261
    Yesterday, 05:57 AM Go to last post
  8. Best LED Grow 2018?

    Started by Cannabs, 01-18-2018 03:54 PM
    best, choose, ever, grow, what
    • Replies: 4
    • Views: 350
    01-18-2018, 09:14 PM Go to last post
  9. How much is too much?

    Started by HayStack, 01-11-2018 09:29 PM
    2 Pages
    1 2
    but, other, tent, they, two
    • Replies: 17
    • Views: 995
    01-18-2018, 02:42 PM Go to last post
  10. Canadian LED suppliers?

    Started by smokinmonkey, 01-17-2018 07:25 AM
    canada, led, light, quantum board, supplier
    • Replies: 9
    • Views: 439
    01-18-2018, 07:56 AM Go to last post
  11. Suitability Of Lights

    Started by theshed430, 01-17-2018 07:06 AM
    all, but, cfl, had, have
    • Replies: 1
    • Views: 325
    01-17-2018, 08:53 PM Go to last post
  12. LED square foot cabinet coverage

    Started by eHuman, 01-13-2018 08:18 AM
    fixture, given, foot, sufficient, will
    • Replies: 8
    • Views: 818
    01-17-2018, 07:04 PM Go to last post
  13. Best light for tent size - Heat sensitive

    Started by Greeenroom, 01-17-2018 12:32 AM
    have, heat, run, tent, would
    • Replies: 1
    • Views: 362
    01-17-2018, 07:01 PM Go to last post
  14. Help with distance

    Started by doron, 01-17-2018 10:47 AM
    0..90, distance, led, platinum, platinum led
    • Replies: 1
    • Views: 338
    01-17-2018, 05:01 PM Go to last post
  15. Has anyone used these LED lights?

    Started by importscam, 01-16-2018 04:54 AM
    1000w, 80x80x120, ebay, led, lights
    • Replies: 3
    • Views: 311
    01-17-2018, 05:39 AM Go to last post
  16. Question How many lumens does a plant need each

    Started by xave420, 05-25-2012 09:26 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 183,834
    01-17-2018, 02:13 AM Go to last post
  17. Why I prefer COBs to Quantum Boards

    Started by Grassmaster, 01-07-2018 12:43 AM
    2 Pages
    1 2
    boards, center, out, quantum, you
    • Replies: 17
    • Views: 1,456
    01-16-2018, 08:34 PM Go to last post
  18. Wanting to go LEDs need some help

    Started by Dabaday, 01-07-2018 12:22 PM
    amount, leds, one, size, some
    • Replies: 5
    • Views: 1,196
    01-16-2018, 06:51 PM Go to last post
  19. Grow light LED - Need advice

    Started by Viceman, 01-15-2018 05:31 PM
    about, any, but, ive, read
    • Replies: 9
    • Views: 679
    01-16-2018, 05:55 PM Go to last post
  20. Best LED results

    Started by Backwoodsop, 01-16-2018 05:38 PM
    any, best, have, led, light
    • Replies: 1
    • Views: 384
    01-16-2018, 05:52 PM Go to last post
  21. Light distance

    Started by doron, 01-16-2018 02:14 PM
    distance, its, light, platinum, week
    • Replies: 0
    • Views: 377
    01-16-2018, 02:14 PM Go to last post
  22. Light advice for small Hydro LED closet

    Started by Gimmetheweeda, 01-16-2018 01:39 PM
    pot, led, air, set, plant
    • Replies: 0
    • Views: 429
    01-16-2018, 01:39 PM Go to last post
  23. White Aluminum For Grow Light Hood?

    Started by Mack Mittens, 01-14-2018 10:43 PM
    aluminum, hoods, lighting question, reflective, white
    • Replies: 2
    • Views: 548
    01-16-2018, 02:54 AM Go to last post
  24. 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: 369
    • Views: 37,902
    01-15-2018, 01:30 PM Go to last post
  25. Mail Call Today

    Started by Stunned, 01-12-2018 12:50 PM
    like, plants, purchase, today, well
    • Replies: 7
    • Views: 770
    01-15-2018, 10:54 AM Go to last post
  26. Best budget LED? So many to choose from!

    Started by MrCowbell, 12-11-2017 11:47 AM
    5 Pages
    1 2 3 4 5
    cost, led, looking, range, something
    • Replies: 73
    • Views: 6,029
    01-11-2018, 10:34 PM Go to last post
  27. 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: 334
    • Views: 63,200
    01-11-2018, 08:38 PM Go to last post
  28. Need help understanding COB-LED vs normal LED

    Started by dooxy, 12-27-2017 03:02 AM
    4 Pages
    1 2 3 4
    grow, have, led, would, you
    • Replies: 59
    • Views: 3,268
    01-10-2018, 11:49 PM Go to last post
  29. Post PPFD Graphs and Analysis

    Started by ConstantGreen, 11-19-2017 09:09 PM
    2 Pages
    1 2
    light, meter, par, ppfd, you
    • Replies: 28
    • Views: 4,235
    01-10-2018, 03:58 PM Go to last post
    • Replies: 0
    • Views: 821
    01-09-2018, 04:29 AM Go to last post
  30. Lightbulb Looking for best advice

    Started by Keepitclean, 09-07-2017 02:51 AM
    3 Pages
    1 2 3
    advice, any, best, mars, one
    • Replies: 31
    • Views: 4,232
    01-08-2018, 10:28 AM Go to last post
  31. DIY COB build for my space?

    Started by Huktonponics, 11-28-2017 06:24 AM
    4pcs, cob, diy, how, would
    • Replies: 14
    • Views: 2,516
    01-06-2018, 09:00 PM Go to last post
  32. Advice on LED

    Started by stupot89, 12-08-2017 12:23 AM
    2 Pages
    1 2
    led, tent, then, use, veg
    • Replies: 24
    • Views: 3,096
    01-06-2018, 01:04 PM Go to last post
  33. Newbie help please

    Started by Sksnorth, 01-03-2018 09:20 PM
    about, box, height, light, will
    • Replies: 4
    • Views: 1,145
    01-06-2018, 09:30 AM Go to last post
  34. Exclamation LED malfunction - Help appreciated!

    Started by blueridgegrow, 11-20-2017 02:04 PM
    2 Pages
    1 2
    have, led, leds, one, power
    • Replies: 15
    • Views: 3,060
    01-06-2018, 05:38 AM Go to last post
    • Replies: 20
    • Views: 5,630
    01-04-2018, 08:28 PM Go to last post
  35. 1000W HPS vs COB LED

    Started by Guy Cavallero, 11-08-2017 06:05 AM
    2 Pages
    1 2
    have, hps, led, would, know
    • Replies: 15
    • Views: 4,471
    01-03-2018, 12:21 PM Go to last post
  36. Veg Only Grow Room - Help!

    Started by domzilla88, 01-03-2018 12:27 AM
    400w, have, its, plant, will
    • Replies: 0
    • Views: 998
    01-03-2018, 12:27 AM Go to last post
  37. Enough of the right kind of light?

    Started by Ganjagrowergu, 01-01-2018 01:33 AM
    • Replies: 8
    • Views: 880
    01-01-2018, 06:36 PM Go to last post
  38. Xmas Gift From GROWant LED Grow Lights

    Started by GROWant, 12-15-2017 01:17 AM
    2x2, gr240, growant, only, our
    • Replies: 1
    • Views: 1,636
    12-29-2017, 11:39 AM Go to last post
  39. 6040-F2525 A1 COB - Legit or cheap knockoff?

    Started by JGibs420, 09-02-2017 12:20 PM
    4 Pages
    1 2 3 4
    high, cob, led, light, dont
    • Replies: 52
    • Views: 12,044
    12-28-2017, 12:45 PM Go to last post
  40. Question Can a 730NM far red LED be added to HPS lighting during flower?

    Started by ayekayy, 06-27-2017 01:20 PM
    3 Pages
    1 2 3
    far, help, hps, red, thought
    • Replies: 34
    • Views: 4,794
    12-26-2017, 08:00 PM Go to last post
  41. 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: 16
    • Views: 6,356
    12-26-2017, 11:57 AM Go to last post
  42. Lighting Dilemma

    Started by MrFortwenty, 12-20-2017 11:47 AM
    3 Pages
    1 2 3
    get, having, mars, replace, would
    • Replies: 37
    • Views: 3,132
    12-22-2017, 04:03 PM Go to last post
  43. Lighting

    Started by djgreenbuds, 12-16-2017 06:53 PM
    can, anyone, tell, lighting
    • Replies: 7
    • Views: 1,665
    12-19-2017, 09:09 PM Go to last post

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