Forum: Grow Lighting

HPS, MH, CFL, LED, etc.

  1. Sticky Thread Sticky: The Basics Of Plant Lighting

    Started by Hosebomber, 02-01-2013 04:59 PM
    21 Pages
    1 2 3 4 5 ... 21
    • Replies: 311
    • Views: 89,970
    08-16-2015, 05:32 PM Go to last post
  2. Sticky Thread Sticky: LED Sponsor Guidelines - Please Read

    Started by 420, 09-24-2014 05:27 PM
    • Replies: 0
    • Views: 25,055
    09-24-2014, 05:27 PM Go to last post
  1. Question Using lights at night to speed up flowering

    Started by lisap, Today 12:39 PM
    flowering, lighting, lights, night, plants
    • Replies: 0
    • Views: 1
    Today, 12:39 PM Go to last post
  2. Lighting?

    Started by spunmonkey, Yesterday 04:56 PM
    inches, lighting, one, veg, watt
    • Replies: 5
    • Views: 212
    Yesterday, 06:34 PM Go to last post
  3. Help - My 600 watt HID light is flickering

    Started by Jacobsenji, 07-26-2016 06:38 AM
    about, light, minute, power, reps
    • Replies: 4
    • Views: 192
    Yesterday, 03:24 PM Go to last post
  4. Beginner LED decision - Which and how many?

    Started by HoboTokin, 07-22-2016 11:15 AM
    2 Pages
    1 2
    buy, have, maybe, one, watt
    • Replies: 18
    • Views: 595
    07-27-2016, 05:37 PM Go to last post
  5. Omega cdm?

    Started by TwoLips, 07-23-2016 04:19 AM
    anyone, but, cdm, cdm cmh lec 315w, phillips
    • Replies: 1
    • Views: 181
    07-26-2016, 03:17 PM Go to last post
  6. CFL Lamp/Lights - First Time Grower

    Started by towboattrash, 07-25-2016 05:07 AM
    all, any, first, have, time
    • Replies: 1
    • Views: 210
    07-26-2016, 06:24 AM Go to last post
    • Replies: 0
    • Views: 196
    07-25-2016, 07:15 PM Go to last post
  7. Question Best LED if money was no issue

    Started by rastamamma, 07-12-2016 11:13 AM
    5 Pages
    1 2 3 4 5
    4x4, best, grow, led, led lighting grow tent
    • Replies: 74
    • Views: 1,974
    07-25-2016, 04:28 PM Go to last post
  8. Cree DIY COB LED? Why do people use white lights?

    Started by flexy123, 12-20-2015 06:59 PM
    7 Pages
    1 2 3 4 5 ... 7
    cree, diy, interested, lights, very
    • Replies: 95
    • Views: 12,766
    07-23-2016, 09:52 AM Go to last post
  9. UFO LED grow lights?

    Started by Jwhat201, 06-30-2016 10:12 AM
    can, grow, light, lights, mars
    • Replies: 11
    • Views: 414
    07-21-2016, 08:54 PM Go to last post
  10. Help with the LED?

    Started by Ante, 07-20-2016 08:20 AM
    buy, help, led, light, mars
    • Replies: 6
    • Views: 224
    07-21-2016, 08:29 PM Go to last post
  11. LED Light Setup?

    Started by REDDevil, 07-21-2016 02:49 PM
    600w, first, hanging, led, one
    • Replies: 1
    • Views: 228
    07-21-2016, 08:07 PM Go to last post
  12. Let's revisit LED lights for the newbies - Me

    Started by keechkush, 07-04-2016 01:08 PM
    along, any, but, ideas, lights
    • Replies: 9
    • Views: 662
    07-21-2016, 01:01 PM Go to last post
  13. T5 for veg room - How much light?

    Started by growstrong, 07-13-2016 09:15 PM
    also, bill, tent, veg, would
    • Replies: 2
    • Views: 357
    07-21-2016, 11:48 AM Go to last post
  14. Legitimate noob question on CFL fixture setup

    Started by ChefKimbo, 07-19-2016 12:50 PM
    any, but, lower, setup, through
    • Replies: 1
    • Views: 173
    07-19-2016, 04:45 PM Go to last post
  15. Hi - New grower - Which Mars hydro?

    Started by Jammin33, 07-01-2016 05:18 PM
    2 Pages
    1 2
    can, grow, just, much, plants
    • Replies: 18
    • Views: 986
    07-17-2016, 07:30 PM Go to last post
  16. 6500K or 2700K for Auto Flower or both?

    Started by Sanchez2112, 07-11-2016 08:13 PM
    2700k, 6500k, auto, cfl, flower
    • Replies: 3
    • Views: 301
    07-17-2016, 05:21 PM Go to last post
  17. Have you seen what Hortilux has done with T5s!

    Started by Emilya, 03-24-2016 12:31 PM
    hortilux, lights, spectrum, these, will
    • Replies: 9
    • Views: 1,424
    07-16-2016, 04:08 PM Go to last post
  18. New Room Coming - Considering Going LED - Recommendations For 4'x8'?

    Started by Freezy, 07-11-2016 07:45 AM
    2 Pages
    1 2
    cost, just, room, will, would
    • Replies: 19
    • Views: 461
    07-15-2016, 10:38 AM Go to last post
  19. 400watt HPS Heat?

    Started by Gaffle, 07-13-2016 01:38 PM
    heat, hps, led, not, room
    • Replies: 5
    • Views: 253
    07-14-2016, 01:14 PM Go to last post
  20. LED suggestions

    Started by whatayawant, 06-10-2016 09:52 AM
    about, closet, feet, good, led
    • Replies: 7
    • Views: 750
    07-12-2016, 11:26 PM Go to last post
  21. Rules for magnetic ballasts?

    Started by onewarmguy, 07-05-2016 08:12 PM
    1000w, ballast, have, hps, magnetic
    • Replies: 1
    • Views: 376
    07-12-2016, 06:53 PM Go to last post
  22. Tent exhaust with LED - Please help!

    Started by 4Dutchess, 07-11-2016 06:18 AM
    air, draw, fresh, roof, take
    • Replies: 3
    • Views: 230
    07-11-2016, 11:17 PM Go to last post
  23. Lighting help?

    Started by Slynon, 07-09-2016 07:49 AM
    using, room, veg, ideas, app
    • Replies: 7
    • Views: 225
    07-11-2016, 10:59 PM Go to last post
  24. Cxb3590 combination help

    Started by cali88, 07-09-2016 01:50 AM
    3 Pages
    1 2 3
    combination, cxb3590, help, options, tentthe
    • Replies: 33
    • Views: 764
    07-11-2016, 01:01 PM Go to last post
  25. T5 grow - Help please

    Started by Burtski, 08-18-2015 09:34 AM
    • Replies: 10
    • Views: 515
    07-11-2016, 08:21 AM Go to last post
  26. 1000W Gavita or 2x 600W SunSystems 4x8 tent?

    Started by GreenMachinee, 06-03-2016 12:13 PM
    1000w, gavita, high, pretty, tent
    • Replies: 14
    • Views: 690
    07-11-2016, 12:55 AM Go to last post
  27. Taking clear pictures with HPS light on

    Started by inumer, 07-05-2016 08:54 PM
    camera, flash, light, picture, you
    • Replies: 4
    • Views: 414
    07-09-2016, 06:00 AM Go to last post
  28. Please help recommend a suitable LED

    Started by dallas1305, 06-12-2016 02:51 AM
    4 Pages
    1 2 3 4
    4x4, led, marshydro, noob, not
    • Replies: 58
    • Views: 2,505
    07-07-2016, 06:58 PM Go to last post
  29. Using a fluorescent light temporarily?

    Started by captainkirk, 07-04-2016 09:04 AM
    grow, plant, room, using, weeks
    • Replies: 2
    • Views: 214
    07-05-2016, 08:01 PM Go to last post
    • Replies: 14
    • Views: 1,241
    07-05-2016, 05:18 PM Go to last post
  30. New to LED give me your thoughts on my theories

    Started by No Pain, 05-29-2016 04:45 PM
    have, light, them, thoughts, will
    • Replies: 14
    • Views: 892
    07-05-2016, 04:59 PM Go to last post
  31. DE vs Single Ended

    Started by mount, 07-03-2016 06:20 AM
    appreciated, ended, extra, single, worth
    • Replies: 0
    • Views: 354
    07-03-2016, 06:20 AM Go to last post
  32. New person with fluorescent light question

    Started by Piztolapete, 06-07-2016 03:57 PM
    just, series, suggestions, tubes, wattage
    • Replies: 2
    • Views: 618
    07-02-2016, 04:48 PM Go to last post
  33. Vivosun - Have one? I'm ordering

    Started by justadadinSTL, 06-08-2016 10:53 AM
    grow light, hps, metal halid, two, vivosun
    • Replies: 5
    • Views: 754
    07-02-2016, 04:46 PM Go to last post
  34. I need help with lighting

    Started by WasabiBuddha, 06-23-2016 02:39 PM
    flower, forest, have, ocean, veg
    • Replies: 9
    • Views: 440
    07-02-2016, 04:25 PM Go to last post
  35. Anybody ever used HPS only? Results?

    Started by onewarmguy, 06-26-2016 12:38 PM
    got, hps, little, only, used
    • Replies: 3
    • Views: 470
    07-02-2016, 04:23 PM Go to last post
  36. Has anyone used Yield Lab lights?

    Started by GrowerDan, 06-17-2016 05:02 PM
    amazon, good, has, lights, reviews
    • Replies: 3
    • Views: 483
    07-02-2016, 04:18 PM Go to last post
  37. Htg 400 cmh

    Started by mount, 07-02-2016 04:14 PM
    anyone, cmh, htg, one, used
    • Replies: 0
    • Views: 191
    07-02-2016, 04:14 PM Go to last post
  38. Question How many lumens does a plant need each

    Started by xave420, 05-25-2012 08:26 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 112,311
    06-30-2016, 11:06 AM Go to last post
  39. Lux?

    Started by Bob13567, 06-27-2016 07:42 AM
    lux, how, about, iphone, couldnt
    • Replies: 3
    • Views: 213
    06-29-2016, 08:04 PM Go to last post
  40. Vegging Light-Cycle!?

    Started by Concrete Seed, 01-06-2013 12:58 PM
    3 Pages
    1 2 3
    light, light cycle, plant growth, vegatation, vegatative stage
    • Replies: 40
    • Views: 22,599
    06-28-2016, 05:26 PM Go to last post
  41. Exclamation T5 Lights

    Started by S.Indica, 07-29-2011 12:37 PM
    4 Pages
    1 2 3 4
    mother plant, sun blaster, t5 lights
    • Replies: 50
    • Views: 41,581
    06-28-2016, 08:32 AM Go to last post
  42. When do I move my plants from CFL to HPS? Please help!

    Started by Outlaw81G, 06-12-2016 11:27 PM
    2 Pages
    1 2
    cfl, days, hps, light, them
    • Replies: 19
    • Views: 883
    06-26-2016, 06:28 PM Go to last post
    • Replies: 4
    • Views: 283
    06-26-2016, 11:56 AM Go to last post
  43. Question about fan LEDs

    Started by Grow17, 06-22-2016 01:08 PM
    buttons, control, have, leds, they
    • Replies: 6
    • Views: 330
    06-23-2016, 05:40 AM Go to last post
  44. Switching light types during grow?

    Started by Kbomb, 06-22-2016 02:34 AM
    any, led, lights, start, them
    • Replies: 3
    • Views: 196
    06-23-2016, 02:42 AM Go to last post

Page 1 of 42 1234511 ... 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
  •