Supplement Nitrogen and Potash

Guaranteed Analysis

Total Nitrogen (N) 10.00%
    7.50% Urea Nitrogen
    2.50% Other water-soluble Nitrogen*
Soluble Potash (K20) 10.00%
Boron (B) 0.50%
* 2.50% slow-release Nitrogen derived from methylene ureas

Derived From

Boric Acid, Urea-triazone, Urea, and Potassium Chloride


About NitroSR 10-0-10 Plus 0.5% B

NitroSR 10-0-10 Plus 0.5% B is a slow release foliar fertilizer that derives its slow-release properties from methylene urease (estimated release pattern is 10–14 days.) NitroSR 10-0-10 Plus 0.5% B is recommended for crops such as corn, soybeans, cereal grains, vegetables, and tree and fruit crops. Contact should be avoided with strong acids or aluminum, mild steel, and brass. One gallon of this product contains 0.05 pound of elemental Boron, 1.0 pound of Nitrogen, and 1.0 pound of soluble Potash. 25% of the Nitrogen in this product is slow-release.

Use Rates

NitroSR 10-0-10 Plus 0.5% B can be used for drip irrigation systems, ground, and aerial applications.


  • Corn (Field, Sweet, Silage): 1–3 gal/acre at V4 to V8. Note: If product is applied in conjunction with fungicides or insecticides, decrease application rate to 1–2 gal/acre at VT to R1.
  • Soybeans: 1–3 gal/acre at V6 to R3
  • Cereal Grains: 1–3 gal/acre at stage 2 to stage 8
  • Vegetables: 0.5–2 gal/acre
  • Tree Fruit: 1–3 gal/acre in 125–150 gallons of water per acre. APPLICATION TIMING: Cherries, prior to fruit set; peaches and nectarines, at bud swell to early bloom; and apples, prior to fruit set or post-harvest.