Oyster Shell Flour is a must have for Vermicomposting. Oyster Shell Flower is rich in calcium content. Oyster Shell Flour promotes overall worm health and vitality, helping to keep your worm friends in tip top shape. Worms have gizzards and need girt for digestion. The Oyster Shell Flowers gritty texture helps aid in the digestion process and promotes more active habitats for soil microbes in compost piles and worm bins...
