• Meet The Entire Ultra Gro TeamOur products are great and our incredible people help make it all possible. Learn More Ultra Gro Plant Food LLC | Citrus
  • Ultra Gro Yields PerformanceWe have proven ourselves with a wide variety of crops from Almonds to Zucchini. Learn More Ultra Gro Plant Food LLC | Grapes
  • Ultra Gro Products Equal Quality Quality control is important to us. Our products are manufactured in our plant in Madera. Learn More Ultra Gro Plant Food LLC | Peaches
  • Ultra Gro Value Is Proven Our products prove their value in many ways to maximize performance (yield & quality). Learn More Ultra Gro Plant Food LLC | Cotton

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Quality, Performance and Value built into all of our products.

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Grower Bulletins

Welcome to our "classroom".  Below are several research pieces that have been written to address the agronomy needs found on the farm.  These reports highlight various aspects of nutrient management and give a thorough explanation of the Ultra Gro approach to fertility.  It's good stuff, we encourage you to pick and choose from this timeless research and download at will.

Phosphorus - P Talk

Potassium - K Talk

The Importance of Calcium

Nitrogen In Action

Micro Nutrients Part I

Micro Nutrients Part II

Role of Micro Nutrients

Manage Disease with Nutrients

Foliar Crop Shield

Microbes and Soil Fertility - Dr. Colasito

Microbes and Soil Fertility - Dr. Sidhu

Role of Microorganisms


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