Oyster Shell Flour 50 lb

Approved for organic production.

Oyster Shell Four is a high quality soil conditioner which consists of 96% calcium carbonate and many micronutrients. Oyster Shell provides a long-lasting, steady release of nutrients to help regulate pH levels, improve fertilizer uptake, promote healthy cellular structure and enhance soil tilth. Oyster Shell is also helpful in creating more active habitats for soil microbes in compost piles and worm bins.

May also be added to laying hen feed as a source of calcium.