N-Rich™ Ammonium Sulfate 21-0-0 with 24% Sulfur

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Overview

As the core of our product line, our latest crystallizer system helps refine high-quality ammonium sulfate and increase the production of larger Size Guide Number (SGN) particles—setting a new standard for efficiency. N-Rich 21-0-0 is the preferred nitrogen source for rice, wheat, pasture, and row crops, especially in sulfur-deficient soils. This product is optimal in areas with high pre-existing levels of phosphorus and potassium and is safe for use on lawns, gardens, flowers, shrubs, hedges, and trees.

Best For

Rice

Wheat

Pasture

Lawns

Gardens

Flowers

Shrubs

Hedges

Trees

Row Crops

Cotton

Application Instructions

Established Turf: Apply 10 lbs. per 1,000 sq. ft. Topdress and water in another 4 to 5 lbs. per 1,000 sq. ft. four to five weeks later on nitrogen-rich crops.
Garden: Apply 10 lbs. per 1,000 sq. ft. Topdress and water in another 4 to 5 lbs. per 1,000 sq. ft. four to five weeks later on nitrogen-rich crops, except for tomatoes, squash, watermelons, and beans.
Flowers: Apply 0.5 lb. per 100 sq. ft. (10 x 10 feet). Add an additional 0.5 lb. per 100 sq. ft. every 12 weeks.
Shade and/or Fruit and Nut Trees: 0.5 lb. per inch of trunk’s diameter
Agricultural applications: Application rates must meet crop requirements. The nutrient content of the soil must also be considered to avoid over-application. Technical recommendations should be followed. For more information, contact American Plant Food or your local Certified Crop Advisor.