18-3-6 The Classic 50% SRN


Growth Products’ The Classic 18-3-6 is a professional liquid fertilizer for golf course tees and greens. Made from the highest quality N-P-K raw materials and micronutrients, Classic 18-3-6 provides golf course professionals with outstanding results and pin-point control.

18-3-6 contains 50% Smart Nitrogen,™ a proprietary slow-release nitrogen source. Smart Nitrogen’s high efficiency, its labor-saving potential, and its enviable environmental profile make 18-3-6 a golf course favorite.

Safe and easy to apply through traditional spray applicators or through fertigation, 18-3-6 provides golf course superintendents with a perfect balance of quick-release nitrogen for fast green-up and slow release nitrogen for continuous, steady feeding without flush growth. Its unique liquid formula provides dual efficiency from foliar and root feeding, and its chelated micronutrients are immediately available for improved turf health.

18-3-6 has an exceptionally low salt index, and contains no harmful chlorides, hydroxides, or high sulfur products. Plus, the highly complex Smart Nitrogen™ polymers contain carbon, which improves soils and feeds beneficial microbes. With The Classic 18-3-6, you’re protecting your turf, your soil, and the environment.
2.5 gal

30gal and 275gal available


18-3-6 The Classic 50% SRN Micros

Additional information

Weight 35 lbs
Dimensions 12 × 12 × 12 in