Dry Fertilizer

At Midwestern BioAg, we select the highest-quality, most plant-available ingredients for all our fertilizer blends. Our proprietary products go beyond NPK by supplying plants and soil life with calcium, sulfur, trace minerals and carbon. From homogenized and pelletized trace mineral packs, to NPK products with season-long availability, our fertilizer ingredients will help you maximize nutrient efficiency all season. Every ingredient we carry promotes soil health, is gentle on roots and soil microbes, and optimizes plant growth, resiliency and quality.

TerraNu Ignite™

Enhance NPK Performance & Efficiency with TerraNu Ignite TerraNu Ignite delivers essential nutrients in a...

TerraNu MicroPack™

Micronutrients in a Manure Matrix for Enhanced Uptake & Availability TerraNu MicroPack™ is one of...

TerraNu Calcium™

Improve Nutrient Uptake & Soil Health with TerraNu Calcium TerraNu Calcium is the next generation...

MicroPack 5-5-5™

Homogenized, Pelletized Micronutrients MicroPack 5-5-5™ is a balanced, homogenized combination of NPK and calcium, magnesium,...

MicroHume®

Homogenized Humates, Secondary Nutrients & Micronutrients MicroHume® is a granular micronutrient blend that includes calcium,...

HumaCal®

Pelletized Calcium & Humates for Improved Nutrient Uptake HumaCal® is a natural source of calcium...

Protassium+ Brand Potassium Sulfate

Protassium+®, also known as 0-0-50 or sulfate of potash (SOP), is a dual-nutrient fertilizer containing...

MAP

Monoammonium phosphate (MAP) is Midwestern BioAg’s main source of soluble phosphorus when formulating standard non-organic...

Sulfur Plus

Sulfur Plus is a soil acidifier that can help lower pH without over applying sulfur....

ESN®

ESN®, or Environmentally Smart Nitrogen, is a slow-release nitrogen fertilizer with an analysis of 44-0-0. Its...

SuperCal SO4®

SuperCal SO4 pelletized gypsum (0-0-0-21Ca-17S) provides soluble calcium and sulfate sulfur. It improves soil structure,...

K-Mag®

K-Mag® has an analysis of 21 to 22 percent potash, 10 to 11 percent magnesium...

Nature Safe® Feather Meal

Nature Safe® feather meal (13-0-0) is derived from poultry processing.  It is a pelletized, semi-slow...

Intrepid Trio®

Intrepid Trio®, or sulfate of potash magnesia, is a low-chloride potassium fertilizer. A neutral-pH fertilizer...

Ammonium Sulfate

An excellent source of plant-available nitrogen and sulfur, ammonium sulfate has an analysis of 21-0-0-24S....

Composted Poultry Manure

A natural source of plant nutrients and organic matter, composted poultry manure helps support both...

Pelletized Rock Phosphate

Pelletized rock phosphate has an analysis of 1 to 3 percent water-soluble phosphate and 18 to...

Pelletized Lime

Waiting to apply lime until soil pH drops below a productive level can limit your...

Growing Champion Forages

Todd Schroeder set a goal to win the World Dairy Expo’s Forage Analysis Superbowl contest in 10 years. With the help of the Midwestern BioAg soil fertility program and his...

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