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: 20,035
    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: 221,923
    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: 44,465
    09-24-2014, 06:27 PM Go to last post
  1. 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: 5,464
    Today, 07:04 PM Go to last post
    • Replies: 6
    • Views: 86
    Today, 05:22 PM Go to last post
  2. 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: 5,970
    Today, 05:14 PM Go to last post
  3. 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: 44,247
    Today, 01:48 PM Go to last post
    • Replies: 17
    • Views: 831
    Today, 01:40 PM Go to last post
    • Replies: 4
    • Views: 121
    Today, 01:37 PM Go to last post
  4. 1000W HPS vs COB LED

    Started by Guy Cavallero, 11-08-2017 06:05 AM
    have, hps, led, would, know
    • Replies: 11
    • Views: 990
    Yesterday, 03:13 PM Go to last post
  5. 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: 2,344
    Yesterday, 02:11 PM Go to last post
  6. LED Distance To Seedlings

    Started by 04cobra, 11-16-2017 02:13 PM
    but, don’t, good, i’m, light
    • Replies: 6
    • Views: 335
    11-18-2017, 05:48 PM Go to last post
  7. Help With These T8 Lights I Have?

    Started by chadillac5580, 11-16-2017 09:34 AM
    these, how, have, many, autoflower
    • Replies: 4
    • Views: 305
    11-18-2017, 02:00 PM Go to last post
  8. 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: 2,523
    11-18-2017, 09:23 AM Go to last post
  9. CMH question

    Started by LxCxPx, 11-14-2017 08:28 PM
    600w, bulb, cmh, hps, need
    • Replies: 9
    • Views: 467
    11-18-2017, 04:37 AM Go to last post
  10. 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: 120,696
    11-15-2017, 06:43 PM Go to last post
  11. Can't get cheaper than this

    Started by dadums, 10-09-2017 03:55 PM
    around, bit, ebay, got, laying
    • Replies: 11
    • Views: 2,335
    11-15-2017, 04:37 PM Go to last post
  12. 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: 1,262
    11-15-2017, 06:15 AM Go to last post
  13. 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: 5,675
    11-14-2017, 06:24 PM Go to last post
  14. 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: 17,986
    11-14-2017, 04:03 PM Go to last post
  15. 2 Lights - 1 Plant

    Started by 425jesse, 11-14-2017 01:19 PM
    plant, light, led, hps, ever
    • Replies: 3
    • Views: 377
    11-14-2017, 03:20 PM Go to last post
  16. Adventures in LED's - DIY tinkering fun

    Started by philthegeek, 11-13-2017 09:15 AM
    ambient, cob, lateral, par, test
    • Replies: 7
    • Views: 478
    11-14-2017, 07:15 AM Go to last post
  17. 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: 5,414
    11-13-2017, 08:53 PM Go to last post
  18. 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: 1,596
    11-12-2017, 04:31 PM Go to last post
  19. LED Light & Grow Tent Temps

    Started by Droopydroors, 11-11-2017 10:09 PM
    have, but, found, get, around
    • Replies: 2
    • Views: 590
    11-12-2017, 08:34 AM Go to last post
  20. Question Eye glasses

    Started by GrowTheGreen, 11-10-2017 08:14 PM
    any, color, color change, eyewear, protection
    • Replies: 1
    • Views: 625
    11-11-2017, 09:35 PM Go to last post
  21. Need help with LED

    Started by Aivix, 09-19-2017 11:12 AM
    fix, grow, led, one, weed
    • Replies: 8
    • Views: 2,520
    11-11-2017, 12:34 PM Go to last post
  22. Help me please! Pretty please!

    Started by yayasue, 11-01-2017 03:47 AM
    but, grow, heat, weve, year
    • Replies: 13
    • Views: 1,019
    11-09-2017, 10:07 PM Go to last post
  23. Hanging lights vertically?

    Started by PVBudz, 11-05-2017 12:59 PM
    have, any, it’s, would, vertically
    • Replies: 4
    • Views: 767
    11-09-2017, 09:22 PM Go to last post
  24. 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: 2,356
    11-07-2017, 10:04 AM Go to last post
  25. 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: 15,866
    11-07-2017, 03:49 AM Go to last post
  26. Mars2 replacement LED?

    Started by wilson2, 06-25-2017 12:49 AM
    2 Pages
    1 2
    been, hps, ive, just, mars2
    • Replies: 17
    • Views: 6,024
    11-07-2017, 03:47 AM Go to last post
  27. 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: 2,464
    11-07-2017, 03:41 AM Go to last post
  28. Looking for some educated opinions

    Started by Cedru, 11-04-2017 09:26 AM
    cob parallel wiring, driver, educated, looking, opinions
    • Replies: 3
    • Views: 725
    11-04-2017, 11:09 AM Go to last post
    • Replies: 11
    • Views: 6,014
    11-04-2017, 08:28 AM Go to last post
  29. Grow light question

    Started by delor, 11-03-2017 01:50 AM
    only, put, seeds, should, will
    • Replies: 1
    • Views: 787
    11-03-2017, 10:32 PM Go to last post
  30. Mars II LEDs - Supplementing the UV?

    Started by Doozy, 07-24-2014 12:39 AM
    2 Pages
    1 2
    • Replies: 15
    • Views: 2,634
    11-02-2017, 02:48 AM Go to last post
    • Replies: 7
    • Views: 973
    11-01-2017, 04:41 PM Go to last post
  31. Ceramic Metal Halide Lighting Questions

    Started by growvt420, 10-23-2017 06:00 PM
    630w, cmh, grow, lec, watt
    • Replies: 14
    • Views: 1,395
    10-31-2017, 06:48 PM Go to last post
  32. Very Small Grow - Inexpensive LED Options

    Started by rubenson, 10-21-2017 08:34 AM
    led, max, side, small, very
    • Replies: 7
    • Views: 1,420
    10-31-2017, 05:51 PM Go to last post
  33. 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: 3,673
    10-31-2017, 05:11 AM Go to last post
  34. Grow light help

    Started by delor, 10-24-2017 12:46 PM
    about, grow, namaste, think, what
    • Replies: 10
    • Views: 1,306
    10-29-2017, 09:44 PM Go to last post
  35. 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: 7,822
    10-29-2017, 05:26 PM Go to last post
  36. Philips Agro-Lite bulb?

    Started by alle-Mein, 08-15-2005 05:36 PM
    • Replies: 4
    • Views: 18,723
    10-29-2017, 11:26 AM Go to last post
  37. 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: 1,424
    10-29-2017, 10:10 AM Go to last post
  38. 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: 4,625
    10-29-2017, 09:17 AM Go to last post
  39. 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: 5,046
    10-29-2017, 09:01 AM Go to last post

Page 1 of 53 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051 ... LastLast

Forum Information and Options

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •