BuildASoil Oyster Shell Flour Container Size:4 lbs. The compact size and portability

The compact size and portability that GeoPot brings to XL means jaw-dropping reductions in shipping costs and much easier storage for stores and growers alike

Sprinkle mummies into a thin layer in release boxes that are shaded from direct sunlight

or alcohol solvents to worry about…and no explosions either

1 Year Manufacturers Warranty

But different types of plants have significantly different nutrient needs

BuildASoil Oyster Shell Flour Container Size:4 lbs. The compact size and portabilityOyster Shell Flour is a high quality soil conditioner that consists of 96% calcium carbonate and many micronutrients, Oyster Shell Flour provides a long lasting, steady release of nutrients to help regulate pH levels, improves fertilizer uptake, promotes healthy cellular structure and enhances soil tilth. Oyster Shell is also helpful in creating more active habitats for soil microbes in compost piles and worm bins. For soil building or top dressing,