Prudent® 42CW

Concentrated Phosphite Fertilizer


About Prudent 42CW

Prudent® 42CW is a highly concentrated phosphite fertilizer effective at very low use rates.  It is an ideal partner product with Nutrol® EPA registered fungicide for control of soil borne and foliar diseases.

Prudent 42CW (15-0-0 with 42% PO3) fertilizer is formulated with patented urea phosphite.  Urea phosphite is a “eutectic”, which allows a high concentration of phosphite in the Prudent family of specialty fertilizers.


Application Instructions

Apply 0.5 - 2 fl. oz. per 1,000 ft2. Begin applications in the spring and continue on a 7 to 14 day schedule throughout the growing season.

Foliar Applications: Prudent 42CW, Prudent 44 and Prudent 40PLUS may be applied with all types of ground spraying equipment or by air. DO NOT exceed a rate of fl. oz.of product per gallon of water when using less than 20 gallons of solution per acre.


Guaranteed Analysis

Total Nitrogen (N) . . . . . . . . . . . . . . . . . . . . 15%
 3.5% Ammoniacal Nitrogen
12.5% Urea Nitrogen
Derived from aqua ammonia and urea phosphite


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