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Kight Burn or Nitrogen Deficiency?

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    Kight Burn or Nitrogen Deficiency?

    I meant "Light" burn, oops. I suspect my LEC and 60 inch ceiling may be too much for the plants. But I'm feeding them at seedling strength. Thoughts?
    Last edited by BR2K; 03-27-2020, 09:00 AM.
    A Legend...in his own mind - , 48" X 60" X 80" 2-in-1 Grow Tent, Flower light: Vivaspectra P2500 LED. Veg light: Mars Hydro TS600 & Mars Hydro TS1000 LED lights. Nutrients: GH Flora Trio/Calmag coco/perlite, GH PH Down or pure lemon juice, in case PH down isn't available.

    #2
    BR2K if it was knight burn lol it would be on the top leafs this is lower so I would suspect its root issues try transplanting them to bigger pots the recommended distance for my LEC is 15 inches if I had them over seedlings I would start at 20 inches and work my way down from there good luck
    new grow room built summer of 2017 ,argo max tent for veging ,big kahuna reflector, 1000hps with added leds for the full spectrum . 15th indoor grow ,5 years outside gorilla grows(stealth is the key),veg under t5s growing autos under 300w leds
    current grow https://forum.growweedeasy.com/forum...-new-grow-room

    https://forum.growweedeasy.com/forum...-auto-vs-photo


    https://forum.growweedeasy.com/forum...-week-4-update

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      #3
      Originally posted by oldjarhead100 View Post
      BR2K if it was knight burn lol it would be on the top leafs this is lower so I would suspect its root issues try transplanting them to bigger pots the recommended distance for my LEC is 15 inches if I had them over seedlings I would start at 20 inches and work my way down from there good luck
      oldjarhead100 - You hit the nail on the HEAD!! I have all of them transplanted. One curious factoid: Although I watered all four of them relatively prodigiously yesterday, my small dark plant coco-coir was dry and fell apart.

      They've been on a 24 on 0 off schedule. I'm going to 18/6. My 315W LEC light is adjusted to 20" and I'll see how they like it.

      Thank you for your guidance!!!!
      Attached Files
      A Legend...in his own mind - , 48" X 60" X 80" 2-in-1 Grow Tent, Flower light: Vivaspectra P2500 LED. Veg light: Mars Hydro TS600 & Mars Hydro TS1000 LED lights. Nutrients: GH Flora Trio/Calmag coco/perlite, GH PH Down or pure lemon juice, in case PH down isn't available.

      Comment


        #4
        hey br2k,

        i've a 315W ceramic light.
        seedlings, i have that light 3 ft away.
        as they get older, 2ft from the canopy.

        looking at the bottom leaves, i think indeed too little N, maybe a bit light on P as well.

        up N, up P i'd recommend, maybe try nutrients at 3/4 strength as appropriate for age?
        GreenQube 1.5m x 3.0m x 2.2m tent
        2x CDMH 315W lights
        870m3/hr fan
        8 x 42L DIY DWC buckets, 2 airstones each

        Comment


          #5
          Those 315s are great lights ,I think those few lower leaves, were from something else, like jarhead said, the new growth looks great.
          20-22inches should be fine, when mine started flowering I dropped mine down to about 15inches.
          GoodLuck with them, an have fun.
          BR2K
          Cfls for a week or two
          315lec for everything else
          Dug up Ms.topsoil, with perlite added
          36x36x63 inch tent.
          6inch - exaust - intake fans an scrubber
          Smart pots
          Molasses
          Autoflowers

          Comment


            #6
            I watered again, with the appropriate level of nutrients, according to the schedule. I'm keeping my fingers crossed!!
            A Legend...in his own mind - , 48" X 60" X 80" 2-in-1 Grow Tent, Flower light: Vivaspectra P2500 LED. Veg light: Mars Hydro TS600 & Mars Hydro TS1000 LED lights. Nutrients: GH Flora Trio/Calmag coco/perlite, GH PH Down or pure lemon juice, in case PH down isn't available.

            Comment


            • oldjarhead100
              oldjarhead100 commented
              Editing a comment
              do you have an ec and ph meter If i used what the manufacturer suggested my ppm would be around 5000 so I would be careful to not give to much

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