At Red Cedar Ag, our mission is to empower growers with the agronomic expertise, innovative tools, and dependable products they need to make every acre count.  Red Cedar Ag is more than a supplier; we’re a partner dedicated to growing with you, season after season.

Built on Knowledge.

Backed by Science.

Red Cedar Agronomy Services

RCA News

Something big is coming to Harvest 2026

Something Big is Coming to Harvest 2026

By Red Cedar Ag • August 10, 2026
Something big is coming to Harvest 2026. Join us on September 10 for lunch, real-world data, and a surprise announcement to helping you prepare for next season.
Fall Soi Samping with the Wintex 1000

Fall Soil Sampling: The Foundation for Next Season

By Red Cedar Ag • July 23, 2026
Build a stronger foundation for next season with fall soil sampling. Explore how Red Cedar Agronomy delivers deeper soil insights with advanced technology.
Melted Urea at Red Cedar Agronomy

Meeting Late-Season Nitrogen Demand When Corn Needs It Most

By Red Cedar Ag • July 7, 2026
Melted urea for a flexible nitrogen source that can be integrated into in-season fertility programs to support crop performance during critical reproductive stages.
2026 Yield Contests: National Corn Growers Association & Wisconsin Soybean Association

2026 Yield Contest Information

By Red Cedar Ag • June 19, 2026
Compete locally and nationally in the 2026 Corn and Soybean Yield Contests. View deadlines and entry details.
Show More

Our Products & Services

Seed

RCA offers several seed brands including Pioneer.

Crop Protection

RCA supplies a variety of generic, premium, and specialty Crop Protection products.

Fertility

Fertility products from melted urea and potash to liquid fertilizers, biologicals, and specialty products.

Agronomic Knowledge

RCA offers complete agronomic solutions and advice for planting to harvest.

Seed Treatments

LumiGEN seed treatments help establish a healthier, more uniform crop for a strong start and greater yield potential.

RCAir Drone Application

RCA is now offering Drone application for precision and timely application of crop protection products.

EarthOptics

EarthOptics combines advanced field sensors and lab analysis to deliver the most complete view of your soil’s potential.

About Us

At Red Cedar Ag, our mission is to empower growers with the agronomic expertise, innovative tools, and dependable products they need to make every acre count.


RCA began in 2019 and is a full-scale agronomy business rooted in service, science, and trust. From our facility near Sand Creek, Wisconsin, we proudly deliver practical, cost-effective solutions; from seed and inputs to precision soil insights.

EarthOptics

Unlock the Full Potential of Your Farm

EarthOptics tackles agriculture's most elusive challenges: accurately measuring and mapping soil nutrients, soil compaction, biology, and carbon. Our solution gives farmers precise insights, reducing unnecessary input costs and promoting carbon retention for healthier soils.


EarthOptics is committed to advancing climate-smart farming and soil health, driving sustainable agriculture forward with cutting-edge technology and data-driven insights.