white powder on the top of my soil

Discussion in 'Marijuana Plant Problems' started by jamesv420ify, Jan 3, 2010.

  1.  
    jamesv420ify

    jamesv420ify Member

    i have white powder,looks like some type of mold on the top of my soil and at the dranige holes.any ideas what it is and how to get rid of it would be verry helpfull.:leaf:
  2.  
    Slab

    Slab Well-Known Member

    are you sure it's not calcium build up from hard water or salt from the nutrients?
  3.  
    CrackerJax

    CrackerJax New Member

    yah, sounds like an element build up. Ur not going to get a soil mold/fungus unless u've been keeping that soil constantly wet.

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