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  1. shortarker99

    Problem in coco coir

    Hi Most of them are looking like these. R/O Water Ec 1.8 pH 5.8. Water temp 18/21 Celcius. Ambient temp 24C. 65-70% humidity Any opinion? I tried many different watering strategies, no improvement. They are drinking but can't make symptoms go away. I suspect FeEddha is expired (bought it...
  2. shortarker99

    Nutrient burn in veg - DTW

    Hi, Im experiencing what i bet a nutrient burn in my plants. I make the nutrients by myself, i wasnt having any problem in the past but it seems something is going on with the coco (It is reused coco) since im using the same water in aerocloner and plants are fine Few days ago did a flush and...
  3. 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...
  4. 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?
  5. 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...
  6. 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...
  7. 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...
  8. 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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