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  1. shortarker99

    Grow room: Sealed vs ventilated

    Hi folks I've succeded with a 12x12 sealed room with 1200PPM.. Using CO2 tank, dehumifier and AC Now i want another room and i was considering doing ventilated to save costs associated with dehumifier and CO2 equipment and electricity I live in a dry area so my plan is to as follows: Using...
  2. shortarker99

    Potassium deficiency? DTW with coco coir

    Hi guys Im on week 4 of flower. Im using this nutrient solution: Is it potassium deficiency? I pre-treated de coco coir Any suggestion?
  3. shortarker99

    Deficiency or nute burn?

    Hello guys Would you tell me your thoughts about this baby clone? pH 6.2 stable eC: 0.8 stable (starting with 130 ppm water) nutrients: Generic brand that used to work in the past very well, i live in south america so no access to fancy brands water temp: 18 C ambient temp: 25 C CO2: 1300 ppm...
  4. shortarker99

    Possible revegging or nute burn?

    Hi folks, I'am on week 6 of flowering, and imho, the process is apparently going a little slow. It is a Original Amnesia from dinafem, strong sativa, so it can possible be just a matter of the strain.. Other info: 12x CXB 3590 @50W Dwc 4x4 tent I see revegging symptoms (single point odd...
  5. shortarker99

    Ph dropping - root rot? DWC

    Hello guys Tap Water with 5 micron, carbon & uv filtered Water Temp is 18°C, ppm 350-450 I have 1 plant, 3 weeks in veg. I suspect i have bacterial activity in my roots. I changed the water 2 days ago after I saw ph was 4.7. Change water, set the ph to 6.1 w/ 2ppm chlorine and now is 5.4 and...
  6. shortarker99

    No chiller - sterile RDWC, is it possible?

    Hello guys. This is my third run with RDWC, and now im paying more attention to details i haven't in the previous ones, like trying to keep my roots white. I choose sterile cause i made an automatic nutes feeding system with arduino and peristaltic pumps. So i just basically do nothing more...
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