Yellow Spots On Leafs

Discussion in 'Growing Marijuana Indoors' started by Cockneywideboy, Jun 21, 2014.

  1. Hi all my first real post and I have a problem :-( my plants are in their 6 th week of flower I have some yellow spots on the leafs see, any ideas as to what's causing them. Thx

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  2. Could it be a mag deficiency?

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