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Advanced Techniques & Problems

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  1. Smerb

    Plants In Dark For 4 Days..

    Smerb, Apr 14, 2016 ... 6 7 8
    Replies:
    151
    Views:
    11,641
    hawkman
    Oct 16, 2018
  2. clockworx

    main-line topping ******best method******

    clockworx, Dec 16, 2013 ... 20 21 22
    Replies:
    433
    Views:
    110,267
    singlorigin
    Oct 2, 2018
  3. ttystikk

    Water Chilling Q & A

    ttystikk, Jun 22, 2013 ... 16 17 18
    Replies:
    341
    Views:
    17,511
    SharkLasko
    Aug 18, 2018
  4. GT21

    Ultraviolet-a/b Advanced.

    GT21, Feb 26, 2017 ... 3 4 5
    Replies:
    80
    Views:
    2,438
    Ignignokt
    Jun 23, 2018
  5. Capulator

    How light spectrum affects nutrient use in plant tissue...

    Capulator, Oct 2, 2013 ... 7 8 9
    Replies:
    175
    Views:
    17,995
    MissBotany
    Mar 24, 2018
  6. Ambre

    Germination Bomb For Old Or Difficult Seeds

    Ambre, Nov 4, 2014 ... 2 3 4
    Replies:
    70
    Views:
    15,369
    coloradoBTC
    Dec 23, 2017
  7. Ricksauce

    Duds; Is It A Virus?

    Ricksauce, Dec 19, 2015 ... 3 4 5
    Replies:
    92
    Views:
    13,546
    Pimples
    Nov 1, 2017
  8. phenotyper

    Bayer 3 in 1 Tree and Shrub, nitrogen toxicity, help!

    phenotyper, Sep 14, 2014 ... 2
    Replies:
    20
    Views:
    3,432
    SoilGame420
    Sep 12, 2017
  9. EventHorizan

    The Bonsai Mother Technique..

    EventHorizan, May 30, 2017
    Replies:
    13
    Views:
    2,031
    DetGrnThumb
    Aug 30, 2017
  10. kushtrees

    anyone ever tried real organic hydroponics?

    kushtrees, Aug 30, 2012 ... 8 9 10
    Replies:
    189
    Views:
    12,768
    Coronel
    Jan 13, 2017
  11. jumpincactus

    Understanding Effects Of Water With High Alkalinity

    jumpincactus, Nov 29, 2015 ... 2 3 4
    Replies:
    78
    Views:
    9,340
    Seamaiden
    Jan 4, 2017
  12. velocity

    Dealing With Pests Indoors After Harvest Or Preventative With New Mediums

    velocity, Mar 9, 2015
    Replies:
    15
    Views:
    1,434
    RudyClosGrow
    Dec 5, 2016
  13. jumpincactus

    Managing Your Rootzone Ec & Ph

    jumpincactus, Jan 2, 2016
    Replies:
    14
    Views:
    2,428
    mancdank
    Oct 1, 2016
  14. jumpincactus

    Soil Terminology And Definitions

    jumpincactus, Dec 11, 2014
    Replies:
    12
    Views:
    1,187
    HairyRoots
    Mar 25, 2015
  15. Normal Threads
  16. CrimsonEcho

    Experiences With Foxtails

    CrimsonEcho, Oct 21, 2018 at 12:52 AM ... 2
    Replies:
    20
    Views:
    206
    Jimster
    Oct 21, 2018 at 3:28 PM
  17. Koltivation

    Nutrient Burn ?

    Koltivation, Oct 20, 2018 at 9:11 AM ... 2
    Replies:
    22
    Views:
    147
    Joe.Grow
    Oct 21, 2018 at 11:28 AM
  18. MeanGreen420

    What Are These Bugs

    MeanGreen420, Oct 14, 2018
    Replies:
    14
    Views:
    133
    motherlode
    Oct 21, 2018 at 2:52 AM
  19. juggernaut

    How Can I Destroy Every Mite In My Grow?

    juggernaut, Jun 28, 2018
    Replies:
    19
    Views:
    314
    ethcan
    Oct 21, 2018 at 2:42 AM
  20. Jimster

    Stability Of Thc Vs Un-decarbed Thc?

    Jimster, Oct 13, 2018
    Replies:
    3
    Views:
    94
    Jimster
    Oct 18, 2018 at 12:19 PM
  21. mmmdankbuds420

    Scrog veg time

    mmmdankbuds420, Nov 17, 2013
    Replies:
    13
    Views:
    4,967
    Mr.jiujitsu
    Oct 17, 2018 at 10:04 PM
  22. Koltivation

    Little White Spots On Plant Sprouts

    Koltivation, Oct 16, 2018
    Replies:
    10
    Views:
    95
    Koltivation
    Oct 17, 2018 at 9:45 AM
  23. MeanGreen420

    Question On Main Lining

    MeanGreen420, Oct 12, 2018 ... 2
    Replies:
    34
    Views:
    230
    MeanGreen420
    Oct 16, 2018
  24. Iceman2494

    Help From Main Growers

    Iceman2494, Oct 13, 2018 ... 2 3 4
    Replies:
    73
    Views:
    416
    Iceman2494
    Oct 15, 2018
  25. Quitters

    Your Favorite Wetting Agents

    Quitters, Nov 10, 2010 ... 2
    Replies:
    36
    Views:
    13,340
    Burned Haze
    Oct 15, 2018
  26. meyer lansky

    Week 4 Flowering, Fan Leaves Drooping

    meyer lansky, Dec 30, 2016 ... 2 3 4
    Replies:
    61
    Views:
    1,307
    Ryguy45
    Oct 14, 2018
  27. Be42ohh

    Does Anyone Know What This Could Be?

    Be42ohh, Oct 10, 2018
    Replies:
    11
    Views:
    122
    Be42ohh
    Oct 10, 2018
  28. Elmarthegod

    Any Ideas I Lost Track

    Elmarthegod, Oct 9, 2018
    Replies:
    2
    Views:
    96
    Elmarthegod
    Oct 9, 2018
  29. nikson

    Split Plants Stems For Extra Resin Production

    nikson, Sep 21, 2018 ... 2 3
    Replies:
    55
    Views:
    711
    Madbud
    Oct 9, 2018
  30. Mariguano

    Nutrient Deficiency, Co2? Out Of Ideas

    Mariguano, Oct 8, 2018
    Replies:
    6
    Views:
    128
    schwab0619
    Oct 9, 2018
  31. BudForCancer

    Nutrient Deficiency? Need Help!

    BudForCancer, Oct 3, 2018
    Replies:
    16
    Views:
    159
    BudForCancer
    Oct 6, 2018
  32. Sweetred

    Too Bushy ?

    Sweetred, Jul 2, 2018 ... 2
    Replies:
    30
    Views:
    557
    Sweetred
    Oct 6, 2018
  33. Jimster

    Has Anyone Tried Methanol For Heat Tolerance?

    Jimster, Oct 3, 2018
    Replies:
    2
    Views:
    70
    Jimster
    Oct 4, 2018
  34. MeanGreen420

    Need Info On Par Meter

    MeanGreen420, Oct 3, 2018
    Replies:
    1
    Views:
    58
    Jack og
    Oct 3, 2018
  35. Burned Haze

    Plant Sex Id Kit?

    Burned Haze, Dec 2, 2015 ... 2
    Replies:
    20
    Views:
    2,190
    Jimster
    Oct 2, 2018
  36. Sparkley

    I Used Bleach To Clean,is The Gas From It Dangerous Or Can Add Something To A Plant?

    Sparkley, Sep 28, 2018
    Replies:
    15
    Views:
    207
    Sparkley
    Oct 1, 2018
  37. Creswell

    Any Idea What Is Causing This Bud Stretch?

    Creswell, Sep 2, 2018 ... 2 3
    Replies:
    41
    Views:
    826
    Bud swelling
    Sep 29, 2018
  38. MeanGreen420

    Question About Apc 8200 Autopilot Co2 Controller

    MeanGreen420, Sep 28, 2018 ... 2
    Replies:
    20
    Views:
    108
    sixstring
    Sep 28, 2018
  39. tzaharia

    Automated Light Systems

    tzaharia, Sep 22, 2018
    Replies:
    2
    Views:
    84
    tzaharia
    Sep 22, 2018
  40. Be42ohh

    Seedling Discoloration

    Be42ohh, Sep 20, 2018
    Replies:
    7
    Views:
    73
    Be42ohh
    Sep 20, 2018
  41. Ftpkmar

    Unhealthy Plant

    Ftpkmar, Sep 11, 2018
    Replies:
    9
    Views:
    144
    rootexcess
    Sep 16, 2018
  42. Mohammad420

    Does Anyone Know Why My Leaves Are Dirty?

    Mohammad420, Jul 21, 2018 ... 2
    Replies:
    22
    Views:
    332
    heisenbubble
    Sep 10, 2018
  43. bibbles

    Ph Falling 0.5+ Overnight

    bibbles, Sep 7, 2018
    Replies:
    9
    Views:
    116
    bibbles
    Sep 9, 2018
  44. CannaMorocco

    Question About Buying Seeds

    CannaMorocco, Aug 31, 2018
    Replies:
    12
    Views:
    217
    CannaMorocco
    Sep 8, 2018
  45. bibbles

    Fan Condensing/dripping Calcium Salts From Humidifier Onto Plant?

    bibbles, Aug 29, 2018
    Replies:
    16
    Views:
    185
    bibbles
    Sep 5, 2018
  46. LoudpackzUk

    Trimming While In Flower (yes Or No)

    LoudpackzUk, May 15, 2018
    Replies:
    15
    Views:
    434
    cemchris
    Sep 4, 2018
  47. Hchaz

    To Defoliate Or Not? That Is The Question

    Hchaz, May 1, 2018
    Replies:
    16
    Views:
    549
    Necromancer
    Sep 1, 2018
  48. juggernaut

    Anyone Use Side Lighting?

    juggernaut, Sep 1, 2018
    Replies:
    1
    Views:
    107
    jumpincactus
    Sep 1, 2018
  49. dabarino

    Holes In The Leaves Of My Outdoor Plants

    dabarino, Jul 22, 2018
    Replies:
    12
    Views:
    251
    dabarino
    Aug 25, 2018
  50. varietypack

    Root Rot? - White Froth

    varietypack, Aug 20, 2018
    Replies:
    10
    Views:
    182
    Geemundo
    Aug 24, 2018
  51. Madbud

    Stalk Splitting?

    Madbud, Aug 23, 2018
    Replies:
    7
    Views:
    159
    Madbud
    Aug 24, 2018
  52. Shawnery

    Scrogging

    Shawnery, Aug 22, 2018
    Replies:
    1
    Views:
    134
    oldskol4evr
    Aug 22, 2018
  53. Hightimes3

    Light Burn

    Hightimes3, Aug 21, 2018
    Replies:
    4
    Views:
    120
    oldskol4evr
    Aug 21, 2018
  54. Ducndoan

    Is This Foxtailing?

    Ducndoan, Aug 20, 2018
    Replies:
    13
    Views:
    226
    Ina
    Aug 21, 2018
  55. Ducndoan

    It Is Weird Please Explain

    Ducndoan, Aug 20, 2018
    Replies:
    6
    Views:
    140
    bicky studs
    Aug 21, 2018
  56. mikeb437

    Scrog Height?

    mikeb437, May 31, 2018
    Replies:
    8
    Views:
    479
    Nugg
    Aug 18, 2018
  57. Buddygreens

    Labs that will test Cannabis?

    Buddygreens, Apr 21, 2013
    Replies:
    16
    Views:
    1,277
    Simplicio
    Aug 17, 2018
  58. ivik

    Lst - Should I Remove Strings In Flower Period

    ivik, Aug 17, 2018
    Replies:
    7
    Views:
    104
    ivik
    Aug 17, 2018
  59. kolah

    Pollinating one or two bud sites on a female

    kolah, Aug 28, 2014 ... 2 3
    Replies:
    53
    Views:
    4,525
    Jack og
    Aug 16, 2018
  60. Shawnery

    Bennies In Undercurrent System

    Shawnery, Aug 15, 2018
    Replies:
    3
    Views:
    93
    Shawnery
    Aug 15, 2018
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