What are these symptoms?

[Garden Knowm]

what is the PPM of you tap water... no nuts added?

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Garden Knowm Reviewed by Garden Knowm on 12-31-2005. What are these symptoms? I have 8 seedlings under 4 sixty watt flourecents in my hydro system On a few of the leaves are little brown spots, I've checked for Caspid bugs or any kind of bugs for the matter and found nothing Do you know what this could be? :confused: Rating: 5