Performance You Can Count On, Year After Year.
Providing results across a variety of crops and soil conditions, K-Mag fertilizer leads to high quality crops, and ultimately, higher yields.
See The Difference K-Mag Can Make For Your Operation.
Which Crop Do You Grow?
See The K-Mag Difference.
Browse our trial results and video comparison videos to see how K-Mag boosts plant health and leads to higher yields. AgriFacts® are a series of fact sheets that summarize the results of trials conducted by the Mosaic agronomy team and research partners. Each AgriFact evaluates various agronomy topics, measuring results of K-Mag compared to other fertilizer options.