NutriGrown is a small company located in Howard County MD with an exclusive USDA license to develop and sell slow-release plant nutrient fertilizers, based on the USDA’s patent pending innovation. Greenz Planet-Mix comes in two formulations: Flower & Vegetable, and Outdoor & Indoor. Greenz Planet-Mix Products are Natural Fertilizers: 100% of the ingredients naturally occur in nature. The ingredients consist of organic components derived from plant materials and inorganic components that naturally occur in nature. Since it’s a Greenz Product, you can be sure it will deliver nutrients long after application.