• Perma-Guard Fossil Shell Flour, 5 lb

    Wisdom of the Ages

  • $5.30

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  • Description

    Perma-Guard OMRI Certified Diatomaceous Earth is the purest food grade fresh water amorphous silica diatomaceous earth available. Perma-Guard is derived from fossilized diatoms remains. Perma-Guard is OMRI Certified Food grade which allows it to be used on food crops through harvest and is safe for human consumption.

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