Fertilizer Blend Calculator
Combine multiple fertilizer products and estimate the total nutrients, product amount and cost. Use the fertilizer blend calculator to compare N-P-K programs on a per-acre and whole-field basis.
Fertilizer Blend Calculator
Combine up to three fertilizer products and total nutrients, tons and cost.
Important: Fertilizer analysis is expressed as N-P₂O₅-K₂O. Verify analysis and price with your supplier.
Want an EZ Custom Ag agronomist to review your numbers?
Send your calculator results and a few details. We will have someone from EZ Custom Ag follow up with you.
Build a Fertilizer Blend by Nutrient Contribution
Different fertilizer products contribute different amounts of nitrogen, phosphate and potash. Combining products in one calculation helps show the total nutrient package rather than looking at each product separately.
Compare Blend Cost Per Acre
A blend may meet the same nutrient target in several ways. Compare product amount and total cost per acre while also considering placement, timing, availability, handling and crop safety.
Verify Physical and Chemical Compatibility
Mathematical blending does not guarantee products can be safely mixed or applied together. Always verify labels, compatibility, storage requirements and application guidance before combining products.
Frequently Asked Questions
What does fertilizer analysis mean?
A fertilizer analysis such as 10-20-10 represents the percentage by weight of nitrogen, phosphate and potash in the product.
Can I compare several fertilizer products?
Yes. The calculator can combine multiple products and total their nutrient contribution and cost.
Does this calculator confirm tank-mix compatibility?
No. It calculates nutrients and cost only. Always confirm compatibility separately.
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