GREENSPARK Agriculture Fertilizer

High Efficiency Fertilizers

GreenSpark is an Iowa-based agricultural fertilizer sales company that specializes in high-efficiency fertilizers and soil amendments. Our goal is to help farmers increase their crop yields and improve their soil and in an environmentally friendly way. We offer clean low-salt synthetic fertilizers along with soil conditioners that are designed with beneficial microbes that boost the soil's fertility and promote healthier plants. We also have a variety of soil improvement products to help improve the soil structure.We are passionate about helping farmers become more sustainable and improving the agricultural industry. We are dedicated to providing high-quality products and services to our customers.

Products

27-0-0 Nitrogen Fertilizer

27-0-0 with 1% Sulfur (S) Derived from: Ammonium Nitrate, Ammonium Sulfate, Urea

Rows of young soybeans in a Wisconsin farmfield, horizontal.jpg

7-0-0-17S Sulfur Fertilizer

7-0-0 with 17% Sulfur (S), 0.25% Iron (Fe), Manganese (Mn) 0.05%, Zinc (Zn) 0.05% Derived From: Ammonium Sulfate, Ferrous Sulfate, Manganese Sulfate, Sulfuric Acid, Zinc Sulfate

0-0-0 Micronutrient Fertilizer

Calcium (Ca) 1.00%, Magnesium (Mg) 0.50%, 0.50% Water Soluble Manganese (Mn) Boron (B) 0.02%, Cobalt (Co) 0.10% Copper (Cu), 0.25% 0.25% Water Soluble Copper (Cu), Iron (Fe), 0.37% 0.37% Water Soluble Iron (Fe) Manganese (Mn) 1.00%, 1.00% Water Soluble Manganese (Mn), Molybdenum (Mo) 0.10%, Nickel (Ni) 0.001%, Zinc (Zn),1.00% 1.00% Water Soluble Zinc (Zn)

2-1-6 Potassium Fertilizer

2-1-6 Potassium Fertilizer Derived From: Ammonium Nitrate, Ammonium Polyphosphate, Potassium Polyphosphate, Potassium Carbonate, Urea

Biologicals

We offer biologicals with Mycorrhiza Fungi, Plant Stimulants and Stress Reducing Hormones, Amino Acids, B Vitimins, and More

Humic and Fulvics

Clean Humics and Fulvics derived from Leonadite

We offer over 90 different specialty agricultural fertilizers to meet all your needs!
Please Contact us to see what products best fit your operation. We also offer soil testing services for customers in the NE Iowa region.

GREENSPARK Agriculture Fertilizer

Products

We offer over 90 different specialty agricultural fertilizers to meet all your needs! Please Contact us to see what products best fit your operation. We also offer soil testing services for customers in the NE Iowa region.

We offer over 90 different specialty agricultural fertilizers to meet all your needs!
Please Contact us to see what products best fit your operation. We also offer soil testing services for customers in the NE Iowa region.