Recent content by JackRush

  1. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    I don't think Nutriplus is junk, it's just that Canna is top notch and it made a difference in this case
  2. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    If I remember correctly, he changed to Canna products which helped a whole lot !!!
  3. J

    Please help ! What to use to kill spidermites if your using a sulfur burner?

    I know the good stuff like Azamax, sns-217, neem oil are out like soo many others
  4. J

    Please help ! What to use to kill spidermites if your using a sulfur burner?

    Hi all, My friend has a somewhat large vertical hydroponic grow room. His biggest problem with this type of grow is powder mildew, so he has to use a sulfur burner. Once that is solve his second biggest problem are those damm spidermites ! What effective method can he use to kill the spiders...
  5. J

    Big question about Co2....Need Expert on this one Pls !!!!!

    Thanks Woodsmaneh. I know plants don't use co2 at night , but will it damage them ?? Purplehazin, yes he has a dehumidifier but like I said it's a large operation and it's a vertical grow with rockwool slabs up against the wall with gutters at the bottom and sprayers on top, which I guess...
  6. J

    Big question about Co2....Need Expert on this one Pls !!!!!

    Since both rooms share the same air, will the additional Co2 in the room which the lights are on affect in a negative way the plants in the room which the lights are off ????????????? He has a regular humidifier meter which show 60% at night, but he recently used a Usb temp/humidity data...
  7. J

    Big question about Co2....Need Expert on this one Pls !!!!!

    My friend has always used Co2 for his grow rooms with the fresh air fans going on for only 30 mins once every 3 hours ( note that he has a considerable size operation ). Lately he has converted to growing vertically and he's noticed he has a humidity problem which creates Powdery Mildew even...
  8. J

    Has anyone ever gone from Jiffy Pellets to Rockwool?

    I know someone who has used clones which where started in jiffys and then placed them in vertical rockwool slabs from Grodan which are called v-slabs. His system is a vertyical grow like " ecosystem ". He noticed that if his roots where long enough and sticking out of the jiffy that he would...
  9. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    Ok, the representative from Grodan ( the one who make v-slabs which are especially for vertical growing ) mentioned that since my friend only waters 6 minutes on/ 45 mins off, some roots must be dying since they are not watered enough. He suggested to water 10 on/10 off. He also said that he...
  10. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    My apologies ! The final solution in the reservoir after nutrients have been introduce is 800 ppm. The water itself is around 200 ppm
  11. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    Yeah I checked the ppm which is around 800 . I don't know how much that is in TDS. He ajusts his ph with PH + -> http://www.nutri-plus.ca/hydroxyde_en.html
  12. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    No he didn't , would that change anything ? I know letting it sit will only get rid of the clorine
  13. J

    Why does the ph drop from 6.2 to 4.9 with in a day !?!?

    My friend has just finished his second week of flowering in a vertical system that looks like this one -> ( http://www.hydroshop.ca/english/ecosystem-vertical-growing-system.html ) . He is using grodan v-slabs made of rockwool. He seems to have a major ph problem now ! Even if he changes his...
  14. J

    OMG! LOOK! I totally wanna FUCK this plant!!

    I can guarantee you that that plant is NOT M-39 !!! M-39 doesn't have purple color
  15. J

    Advice on best strain for vertical grow !!

    So is Big Bud one u already tried ?? Which other ones did u try and what were u're results ? I'm sorry but can anyone tell me what autoflowering means ??? Thanks
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