Marion Ag Service – Premium Fertilizer in Oregon

We service both Wholesale and Retail clients. This site was created to help you be successful at buying and planting, enabling us to support you in maintaining a profitable farming operation. If you have questions or need any product that you do not see listed on this site, please call or email us. We pride ourselves on offering virtually unlimited combinations of products and services custom fit to your needs. We offer premium fertilizer in Oregon and Washington.

Our agronomic specialists can test, analyze, diagnose disease, and evaluate nutritional needs for any cropping system. We stock one of the most complete traditional and organic fertilizer line of products available anywhere. Marion Ag Service can provide the individual components or can custom blend the components for distribution in bulk and various package sizes. Our team of experts can help search for disease and insects or answer any questions you may have about your particular challenge. Our GPS-enabled lime buggies and orchard spreaders are available for all your lime and dolomite needs.

From plant tissue to water, we can handle your testing and analysis to assist you in making sound decisions.  We can soil test your fields to make personalized suggestions and improve production. Connect with the right expert by clicking the Contact Us page.