The only sure way to know if it helps or not us to do a comparison grow with and without under identical conditions. I may be willing to do that experiment my next grow.

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I grow only tomatoes and for my personal use. Any inference otherwise from my posts is completely false.

Current grow: http://www.rollitup.org/grow-journal...rly-misty.html

My 1st grow: http://www.rollitup.org/newbie-centr...h-me-luck.html