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  1. M

    Epsom salts BP help

    Is epsom salts BP (magnesium sulphate heptahdrate BP) bought from the chemist safe to use? Thanks
  2. M

    Dosing levels, what to use and when to start?

    I'm almost at the stage where I'm going to fill my 250l tank with water an plants. I intend to plant heavy from the start with injected co2. Substate is akadama. I want to use the EI method for ease and cheapness. What and how much should I be dosing? I want to dose everyday because if I...