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please help!!

Discussion in 'Sick Plants and Problems' started by mcowans12, Dec 24, 2012.

  1. Strain northern lights special
    Nutes general hydro flora series + Cal mag
    Ph 6-6.5
    Three weeks flower
    Problem- well I got off work yesterday and I noticed that the fan leaves are developing these brown circles I have no clue what it could be any ideas and information is much appreciated.

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  2. Not one person knows what this is. It's seriously spreading this is my first grow and I have no other growers that I personally can ask any advice appreciated
     
  3. Have you flushed yet it could be salt build-up. Also id aim the ph torwards the 6.5 end even 6.8. Your in soil right?
     
  4. I decided to flush yesterday. But that water was 6.5-7.0 and yes im using soil
     



  5. Did you test your runoff? Just as important. Check this chart out. http://growweedeasy.com/marijuana-symptoms-pictures just match yours with the pic of the problem. It's helped me alot.
     
  6. Yes it was at about 6.3 after it balanced out
     
  7. Thanks for the link I think it's a slight calcium problem
     
  8. This is a pic from the chart of a Calcium def. plant...Looks pretty close to your problem.
     

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  9. I would do a thorough check under the leaves for mites.
     

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