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: 16
    • Views: 20,076
    11-01-2017, 04:44 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: 222,119
    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: 44,491
    09-24-2014, 06:27 PM Go to last post
  1. Exclamation LED malfunction - Help appreciated!

    Started by blueridgegrow, Yesterday 02:04 PM
    have, led, leds, one, power
    • Replies: 8
    • Views: 118
    Today, 07:20 AM Go to last post
    • Replies: 18
    • Views: 879
    Today, 06:48 AM Go to last post
  2. CMH question

    Started by LxCxPx, 11-14-2017 08:28 PM
    600w, bulb, cmh, hps, need
    • Replies: 10
    • Views: 508
    Yesterday, 10:53 PM Go to last post
  3. 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: 5,493
    Yesterday, 07:04 PM Go to last post
  4. Black Diamond Perfect Sun

    Started by Slimn2gr8eD, 10-11-2017 04:09 PM
    7 Pages
    1 2 3 4 5 6 7
    have, light, sun, perfect, cob
    • Replies: 101
    • Views: 6,060
    Yesterday, 05:14 PM Go to last post
  5. A thread for the users of Mars-Hydro lamps

    Started by DeVille, 05-28-2017 06:00 AM
    22 Pages
    1 2 3 4 5 6 7 8 9 10 ... 22
    discussion, grow tent, led light, mars hydro, mars pro ii
    • Replies: 327
    • Views: 44,465
    Yesterday, 01:48 PM Go to last post
  6. Retro-fitting CMH lamps into MH ballasts

    Started by TheFertilizer, Yesterday 09:55 AM
    ballast, ballasts, cmh, magnetic, one
    • Replies: 0
    • Views: 36
    Yesterday, 09:55 AM Go to last post
  7. 1000W HPS vs COB LED

    Started by Guy Cavallero, 11-08-2017 06:05 AM
    have, hps, led, would, know
    • Replies: 11
    • Views: 1,018
    11-19-2017, 03:13 PM Go to last post
  8. Best lighting for 4 to 6 plants

    Started by Jfaded120, 11-02-2017 07:26 PM
    4 Pages
    1 2 3 4
    best, will, lights, there, cheaper
    • Replies: 49
    • Views: 2,411
    11-19-2017, 02:11 PM Go to last post
  9. LED Distance To Seedlings

    Started by 04cobra, 11-16-2017 02:13 PM
    but, don’t, good, i’m, light
    • Replies: 6
    • Views: 360
    11-18-2017, 05:48 PM Go to last post
  10. Help With These T8 Lights I Have?

    Started by chadillac5580, 11-16-2017 09:34 AM
    these, how, have, many, autoflower
    • Replies: 4
    • Views: 327
    11-18-2017, 02:00 PM Go to last post
  11. 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: 2,562
    11-18-2017, 09:23 AM Go to last post
  12. Mars-Hydro - Formerly TopLedGrowLight - Customer Service Review

    Started by AllSmiles, 12-16-2014 05:38 PM
    21 Pages
    1 2 3 4 5 6 7 8 9 10 ... 21
    mars ii, mars review, mars-hydro, reflector series, top led grow light
    • Replies: 314
    • Views: 120,880
    11-15-2017, 06:43 PM Go to last post
  13. Can't get cheaper than this

    Started by dadums, 10-09-2017 03:55 PM
    around, bit, ebay, got, laying
    • Replies: 11
    • Views: 2,362
    11-15-2017, 04:37 PM Go to last post
  14. Red Spec Slow Veg Growth? Please Help

    Started by PurpzDawg, 10-29-2017 04:10 AM
    2 Pages
    1 2
    250w, growth, red, their, theyre
    • Replies: 17
    • Views: 1,300
    11-15-2017, 06:15 AM Go to last post
  15. 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: 33
    • Views: 5,726
    11-14-2017, 06:24 PM Go to last post
  16. Rider's first foray into LED strip lighting - Samsung H Series GEN3

    Started by Rider509, 09-28-2017 11:50 AM
    23 Pages
    1 2 3 4 5 6 7 8 9 10 ... 23
    have, lights, meanwell, shop, system
    • Replies: 338
    • Views: 18,135
    11-14-2017, 04:03 PM Go to last post
  17. 2 Lights - 1 Plant

    Started by 425jesse, 11-14-2017 01:19 PM
    plant, light, led, hps, ever
    • Replies: 3
    • Views: 401
    11-14-2017, 03:20 PM Go to last post
  18. Adventures in LED's - DIY tinkering fun

    Started by philthegeek, 11-13-2017 09:15 AM
    ambient, cob, lateral, par, test
    • Replies: 7
    • Views: 502
    11-14-2017, 07:15 AM Go to last post
  19. 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: 23
    • Views: 5,452
    11-13-2017, 08:53 PM Go to last post
  20. Light spacing based on Lux

    Started by FreightTrain, 10-21-2017 11:49 AM
    2 Pages
    1 2
    based, first grow attempt, light, lighting 12\12 cycle, lumens
    • Replies: 15
    • Views: 1,631
    11-12-2017, 04:31 PM Go to last post
  21. LED Light & Grow Tent Temps

    Started by Droopydroors, 11-11-2017 10:09 PM
    have, but, found, get, around
    • Replies: 2
    • Views: 617
    11-12-2017, 08:34 AM Go to last post
  22. Question Eye glasses

    Started by GrowTheGreen, 11-10-2017 08:14 PM
    any, color, color change, eyewear, protection
    • Replies: 1
    • Views: 647
    11-11-2017, 09:35 PM Go to last post
  23. Need help with LED

    Started by Aivix, 09-19-2017 11:12 AM
    fix, grow, led, one, weed
    • Replies: 8
    • Views: 2,547
    11-11-2017, 12:34 PM Go to last post
  24. Help me please! Pretty please!

    Started by yayasue, 11-01-2017 03:47 AM
    but, grow, heat, weve, year
    • Replies: 13
    • Views: 1,042
    11-09-2017, 10:07 PM Go to last post
  25. Hanging lights vertically?

    Started by PVBudz, 11-05-2017 12:59 PM
    have, any, it’s, would, vertically
    • Replies: 4
    • Views: 789
    11-09-2017, 09:22 PM Go to last post
  26. LED yield per square metre

    Started by botanikern, 10-30-2017 06:40 PM
    3 Pages
    1 2 3
    any, led, per, sqm, yield estimate
    • Replies: 44
    • Views: 2,404
    11-07-2017, 10:04 AM Go to last post
  27. 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: 19
    • Views: 15,939
    11-07-2017, 03:49 AM Go to last post
  28. Mars2 replacement LED?

    Started by wilson2, 06-25-2017 12:49 AM
    2 Pages
    1 2
    been, hps, ive, just, mars2
    • Replies: 17
    • Views: 6,069
    11-07-2017, 03:47 AM Go to last post
  29. Mars Hydro vs other LED need help

    Started by Frozenntime, 10-25-2017 10:15 AM
    3 Pages
    1 2 3
    more, led, have, grow, room
    • Replies: 37
    • Views: 2,517
    11-07-2017, 03:41 AM Go to last post
  30. Looking for some educated opinions

    Started by Cedru, 11-04-2017 09:26 AM
    cob parallel wiring, driver, educated, looking, opinions
    • Replies: 3
    • Views: 749
    11-04-2017, 11:09 AM Go to last post
    • Replies: 11
    • Views: 6,037
    11-04-2017, 08:28 AM Go to last post
  31. Grow light question

    Started by delor, 11-03-2017 01:50 AM
    only, put, seeds, should, will
    • Replies: 1
    • Views: 810
    11-03-2017, 10:32 PM Go to last post
  32. Mars II LEDs - Supplementing the UV?

    Started by Doozy, 07-24-2014 12:39 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,667
    11-02-2017, 02:48 AM Go to last post
    • Replies: 7
    • Views: 999
    11-01-2017, 04:41 PM Go to last post
  33. Ceramic Metal Halide Lighting Questions

    Started by growvt420, 10-23-2017 06:00 PM
    630w, cmh, grow, lec, watt
    • Replies: 14
    • Views: 1,415
    10-31-2017, 06:48 PM Go to last post
  34. Very Small Grow - Inexpensive LED Options

    Started by rubenson, 10-21-2017 08:34 AM
    led, max, side, small, very
    • Replies: 7
    • Views: 1,446
    10-31-2017, 05:51 PM Go to last post
  35. Quantum boards - Tips and advice

    Started by Rathunter83, 09-25-2017 07:16 PM
    2 Pages
    1 2
    advice, anyone, board, quantum, run
    • Replies: 15
    • Views: 3,716
    10-31-2017, 05:11 AM Go to last post
  36. Grow light help

    Started by delor, 10-24-2017 12:46 PM
    about, grow, namaste, think, what
    • Replies: 10
    • Views: 1,330
    10-29-2017, 09:44 PM Go to last post
  37. 6040-F2525 A1 COB - Legit or cheap knockoff?

    Started by JGibs420, 09-02-2017 12:20 PM
    3 Pages
    1 2 3
    high, cob, led, light, dont
    • Replies: 43
    • Views: 7,898
    10-29-2017, 05:26 PM Go to last post
  38. Philips Agro-Lite bulb?

    Started by alle-Mein, 08-15-2005 05:36 PM
    • Replies: 4
    • Views: 18,749
    10-29-2017, 11:26 AM Go to last post
  39. Mixing white LEDs with blurples in 8x4 tents

    Started by Ottomann, 10-19-2017 07:37 AM
    light, 8x4, more, white, res
    • Replies: 6
    • Views: 1,445
    10-29-2017, 10:10 AM Go to last post
  40. Exclamation Need Help With LED's

    Started by Hasnain, 10-06-2017 01:00 AM
    3 Pages
    1 2 3
    grow light, ive, led, spectrum, wattage
    • Replies: 36
    • Views: 4,677
    10-29-2017, 09:17 AM Go to last post
  41. Talking Help choice of HPS or LED

    Started by buddhamel40, 09-15-2017 09:43 PM
    4 Pages
    1 2 3 4
    farm, hps, hydro, led, spectrum
    • Replies: 54
    • Views: 5,101
    10-29-2017, 09:01 AM Go to last post

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