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Products > Solubor > Application

How to Apply

Solubor is a versatile product, giving you complete control over how and when you apply.
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Solubor > Application


The most common application methods are foliar spraying, fertigation, irrigation, and hydroponics.

Use Solubor to: 

  • ​Create foliar sprays from multi-element powder formulations

  • Produce high-performing liquid fertilizers for fertigation

  • Supply boron in liquid nitrogen fertilizers, such as urea ammonium nitrate (UAN) solutions or fertilizer starters

Foliar sprays

Solubor is designed with the utmost flexibility in mind. It can be used alone or incorporated into your existing liquid fertilizer formulation for foliar spraying.  
  • Highly pure, never clogs spray nozzle
  • Compatible with most pesticides, herbicides, and fungicides
  • Fast dispersion, enabling quick and accurate spray preparation
  • Effective for plant species  where boron uptake is immobile
Learn more about Solubor in foliar sprays

Fertigation and irrigation

Need boron in your liquid fertilizer for fertigation or irrigation use? With Solubor, you won’t have to worry about impure particles clogging your system and disrupting your nutrient flow.

See more on solubility in liquid fertilizers

Need boron for a direct soil application?

Start correcting boron deficiency at the source with highly pure, 100% water soluble Granubor®.
Discover Granubor

U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 650 customers with more than 1,800 delivery locations globally. We supply around 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles. Learn more about Rio Tinto.

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