mephisto soil amendment
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Grow Mediums Mephisto Soil Amendment+Recharge+Mammoth P?
I would like to hear from others using the GBD/Mephisto soil amendment as to what if any other additives you are using. I am using it for first time with Roots Organics Original under HPS lights. I noticed some others using it were adding Recharge once a week so I am going to start that (my...