Since 1974, Turf Care Supply has manufactured fertilizer for the turf and ornamental industry, operating the first and largest coated-urea plant in the United States. Its five-facility network supports enhanced-efficiency fertilizer production along with contract packing, toll manufacturing, and private-label programs, while proprietary AMP-XC™ technology extends the company’s product-development reach. In 2026, Spring Valley USA acquired Turf Care Supply’s blending and packaging assets; the Martins Ferry operation continues manufacturing enhanced-efficiency fertilizers under the Allied Nutrients name.
EPA-Registered Blending Operations
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Quality certification
Spring Valley USASpring Valley USA traces its roots to 1960, when it began as the family-owned Vogel Seed & Fertilizer in Jackson, Wisconsin. The company adopted its current name in 1980 and has spent more than six decades building manufacturing expertise for professional turf and landscape customers, now producing fertilizer and ice-melt products at a broader national scale.BRUNSWICK, OH
Lebanon Seaboard CorporationLebanon Seaboard Corporation has grown from Vernon Bishop’s 1947 purchase of a Lebanon, Pennsylvania, fertilizer plant into a company with six production facilities and more than 250 employees. Still headquartered in Lebanon after more than 75 years, it develops and manufactures turf and garden products for professional grounds managers and homeowners, with its LebanonTurf division known for combining controlled-release fertilizer technology with biological plant nutrition.BINGHAMTON, NY
Morral Companies LLCMorral Companies LLC is an Ohio family business founded in 1963 that formulates, manufactures, and packages fertilizers and other agricultural products. It began by serving local farms and has developed specialties in liquid and dry fertilizers, including its proprietary NBN controlled-release fertilizers; its facilities also provide custom manufacturing for fertilizer and marketing companies.CALEDONIA, OH
Suståne Natural Fertilizer, IncSince 1988, Suståne Natural Fertilizer has manufactured organic and natural slow-release nitrogen fertilizers and soil builders from aerobically composted agricultural resources at its Minnesota operation. Its products are used by growers, turf managers and horticulturists in more than 60 countries, with the company controlling its raw materials, composting and manufacturing processes in-house. Suståne also maintains an analytical chemistry lab and supports its formulations with more than 800 independent studies.STAATSBURG, NY