Ostara is a leading global innovator and producer of highly efficient phosphate fertilizers, offering sustainable solutions for maximizing crop performance while protecting natural resources. Their Crystal Green fertilizers deliver phosphorus, magnesium, and nitrogen in a granule form, ensuring season-long availability and potential for reduced application rates.
With a commitment to sustainability, Ostara's products and technology help minimize phosphorus release into the environment, preventing soil tie-up, nutrient runoff, and leaching. Proudly manufactured in the United States, their facilities in St. Louis and Central Florida enable easy product shipment across North America, providing growers with the most efficient phosphate fertilizer available.
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