Nitra King® 21-2-4

An all-season turf & landscape fertilizer featuring 4.4% nitrate nitrogen from FŪSN® Fused Sulfate-Nitrate.

An all season fertilizer with 4.4% Nitrate Nitrogen for quick green-up. Made with innovative FŪSN® technology, Nitra King® provides a great nitrate and ammoniacal nitrogen ratio for your plants and turfgrasses. The 2% iron is from a Simplot® homogeneous pellet which virtually eliminates the possibility of staining sidewalks, etc. You’ll see the difference with your first application!

  1. Uniform: Contains homogeneous pellets for uniform nutrient distribution

  2. Iron: Promotes a rich, deep-green color without triggering excessive top-growth

  3. Performance: Includes both ammoniacal and nitrate forms of nitrogen - providing a rapid green up similar to what one would expect from ammonium nitrate


Total Nitrogen (N)
Available Phosphate (P2O5)
Soluble Potash (K2O)
Iron (Fe)

Directions and Usage

PREPLANT: Broadcast 7 lbs. per 1,000 sq. ft. (300 lbs. per acre).
GROUNDCOVER: Broadcast 5 lbs. per 1,000 sq. ft. (1/2 lb. per 100 sq. ft.).
FLOWERING SHRUBS & EVERGREENS: Sprinkle 1/4 cup evenly around dripline of plant and work into top 1 inch of soil.
TREES: Apply 1/2 lb. per 1 inch of trunk diameter. Distribute evenly under branches out to dripline.