Down To Earth Oyster Shell, OMRI, 5 lb.
5 lb. Box
Down To Earth’s Oyster Shell is an all-natural and high-quality source of the essential plant nutrient calcium. Ancient oyster shells are carefully harvested and then ground into small, medium and coarse particles. These irregular shapes provide a sustained release of this valuable nutrient. DTE Oyster Shell also aids in improving structure of soils and building optimum tilth.
- Help prevent calcium deficiencies that can diminish plant development.
- Approved for use in organic crop production.
- Mix and match single ingredient fertilizers to create specialized NPK recipes to precisely control plant nutrition at every stage of the growth cycle.