reference tool

  1. Water Level vs EC vs pH - and what it means.jpg

    Water Level vs EC vs pH - and what it means.jpg

    Very useful chart for those who grow using hydroponic methods.
    • TorturedSoul
    • Media item
    • hydroponics newbie newbies ppm reference tool tds water water consumption
    • Comments: 0
    • Category: Member Galleries
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