Grow Talk Q&A
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cal mag n guano potion
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cal mag n guano potion
is it safe to add cal mag to a bat guano tea? thoughts?
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1 Reply
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If your plant is calcium or magnesium deficient sure, but never supplement calcium just because and for no good reason. It’s too antagonist to have soluble sources and/or non-soluble sources over-abundant in soil/media.
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