Ottawa Valley Farm Show

Mar 12- Mar 14    |    Ottawa, Ontario

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  • All Crops
  • All Crops

Product Overview

Zinc (Zn) 20%

Sulphur (S) 8%


F-420G is a homogeneous grade of zinc sulphate and zinc oxide with a low analysis to ensure a better distribution throughout the fertilizer blend and in the field.

Particle size: Size Guide Number (SGN) – 220
Bulk density (lb per cubic foot): 90 – 95
Salt index: 20

Key Benefits At A Glance

  • Optimum water solubility provides excellent plant availability.
  • Supplies initial plant needs with zinc sulphate and provides zinc oxide for soil buildup and extended plant needs.
  • Compatibility with all fertilizer blends.


ZnZinc Zinc is essential in a wide range of plant functions as an enzyme co-factor, in protein synthesis and protein structure, hormone regulation, early root development, energy production and is key for seed formation.

SSulphur Sulphur has many critical functions in plant including: Formation of chlorophyll essential for photosynthesis. The majority of Sulphur in crops is as a constituent of three S-containing amino acids (cysteine, cystine and methionine), which are the building blocks of protein. It is important for yield and crop quality, and essential for enzyme activation, nitrogen metabolism and in oilseeds it is crucial for oil synthesis.

Want to see how this product compares to a liquid impregnation product? Click HERE.

Application Rates