OGS - Oyster Shell Flour Athena Enjoy the best of both
OGS - Oyster Shell Flour Athena Enjoy the best of bothWe make our oyster shell flour by freshly grinding shells collected from our local fishmonger. It is a fantastic source of calcium that can sustain a plant without causing a nutrient lockout. This slow release calcium improves soil tilth, helps soil maintain nutrients and boosts the plants' immune system.
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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11