Consulting Clients with Sustainable Recommendations to Maximize Production

Our professional team works to increase your yields in a sustainable manner. 

2024 AFS Photo Contest

Our annual Photo Contest will be open from January 29, 2024 through March 10, 2024.  Each person is allowed up to five entries in any combination of categories. 

AFS uses photos submitted in our contest for social media posts, digital media, print documents, and more throughout the year. 

Visit our contest page to learn more and submit entries.  

Crop Protection

Asmus Farm Supply works with all manufactures to ensure we have the right products for your operations goals.



Asmus Farm Supply

Since 1960, we have provided our customers with quality ag products and services. We take care of all your agriculture needs from crop protection, plant nutrition, seed and seed treatment. All of our Agronomists are C.C.A certified and uphold integrity and trust with each of our growers. Not only are our agronomists certified, but they also come from family farms and can speak from experience. Let us be a partner in your operation’s success.
Asmus Farm Supply
Asmus Farm Supply2 days ago
Everyday is Earth Day for a farmer! #earthday24
Asmus Farm Supply
Asmus Farm Supply1 week ago
Today will be a busy day for field work. Stay alert and safe on the roads.
Asmus Farm Supply
Asmus Farm Supply2 weeks ago
Our latest podcast is now live! Harlan introduces the newest pre-emergent herbicide from Syngenta, Storen. Our latest podcast covers everything you need to know about putting Storen to work in your fields. Listen here:
Asmus Farm Supply
Asmus Farm Supply3 weeks ago
Extended hours start today for Estherville, Fulda, Okabena, and Rake.



Optimizing Yields

AFS consults with clients to provide sustainable recommendations that maximize production.

Business Solutions

AFS offers Crop Protection, Plant Nutrition, Seed, and Seed Treatment products.


AFS has five locations in northern Iowa and southern Minnesota.

Online Portal

The AFS Grower Portal is an online option for staying connected to your AFS accounts.


First to the Field is AFS's innovation platform, allowing growers to produce quality and creditable trial data with new technoloy.

Precision Ag

AFS offers Field Yield services to implement Precision Ag technologies on your fields.

All of our customers trust their crops with us

Our Company
Contact Info

Asmus Farm Supply, Inc.

Consulting Clients with Sustainable Recommendations to Maximize Production