Corvian Labs USA
Soil Testing Built for American Agriculture
Accurate soil, plant tissue and carbon testing with proven methods, rapid turnaround and agronomic expertise that turns results into confident decisions.
Built for Agriculture
Better data for every agronomic decision
From family farms and agricultural retailers to researchers and enterprise programs, Corvian Labs delivers reliable, defensible laboratory data for American agriculture.
Our testing helps you make informed fertility decisions, improve input efficiency, strengthen soil health and confidently support research, sustainability and regulatory programs.
Nutrient Management
Understand soil conditions and crop nutrition to make more precise fertilizer decisions.
Soil Health & Sustainability
Measure changing soil conditions and support long-term sustainability initiatives with credible data.
Research & Programs
Access consistent, defensible results for research, carbon, enterprise and regulatory programs.
One laboratory partner. Clear results across your operation.
Laboratory Services
Testing that turns samples into answers
Choose the testing your operation needs, backed by standardized methods, rigorous quality control and a laboratory team that understands agriculture.
Soil
Soil Testing & Analysis
Understand nutrient availability, soil conditions and soil health to make more precise fertility and management decisions.
- Nutrient analysis
- Soil health insights
- Fertility planning
Crop Nutrition
Plant Tissue Testing
Evaluate nutrient uptake, identify potential deficiencies and make informed in-season decisions that support crop performance.
- Nutrient uptake
- Deficiency identification
- In-season decisions
Carbon
Carbon Testing
Access dependable soil carbon analysis for sustainability initiatives, research and carbon programs requiring credible, defensible results.
- Soil carbon analysis
- Research support
- Sustainability programs
Full-Service Soil Testing
From field boundaries to application-ready files
When fertilizer is one of your largest input costs, dependable soil data becomes a competitive advantage.
The Corvian Labs Turnkey Soil Testing Program manages the complete workflow—from mapping and professional sampling to laboratory analysis, agronomic recommendations and Variable Rate Technology files.
You receive the information needed to make better fertility decisions without having to coordinate every step yourself.
Complete Field-to-File Service
What’s included
GPS Field Mapping
Digital field boundaries prepared for sampling.
Sample-Point Creation
Sampling points planned across each field.
Professional Sampling
Field collection coordinated and completed for you.
Laboratory Analysis
Samples analyzed using proven laboratory methods.
Agronomic Recommendations
Fertilizer recommendations based on your results.
VRT Application Files
Variable-rate files prepared for field application.
Digital Delivery
Maps, results, recommendations and files in one place.
Field Books & Reports
Printed materials available for your records.
Why Soil Test?
Put every fertilizer dollar to better use
Regular soil testing helps identify field variability, direct nutrients where they are most valuable and build a dependable record of changing soil conditions over time.
Apply Nutrients Where Needed
Identify variation across fields and target nutrients based on measured soil conditions.
Improve Fertilizer ROI
Use dependable soil data to support more precise and efficient fertility investments.
Reduce Unnecessary Inputs
Avoid applying nutrients where existing soil levels already meet crop requirements.
Increase Yield Consistency
Detect potential nutrient limitations before they contribute to uneven crop performance.
Build Long-Term Soil Health
Track changing soil conditions and make decisions that support long-term productivity.
Support Sustainable Practices
Document soil conditions and support responsible nutrient and land-management strategies.
True Chemistry
Direct chemistry. No conversions. No shortcuts.
Corvian Labs performs Bray, Olsen and Mehlich testing using direct chemical analysis—not generalized conversions. The result is accurate, consistent and defensible soil data.
Bray
Direct extraction commonly used for acidic and neutral soils.
Olsen
Direct extraction suited to calcareous and higher-pH soils.
Mehlich
Multi-nutrient extraction used across a range of soil types.
Support for Every Scale
Laboratory services designed around your operation
From individual fields to large-scale agricultural programs, Corvian Labs provides dependable testing and support for the decisions that matter.
Farm Operations
Growers
Make more informed decisions about fertility, input efficiency, crop nutrition and long-term soil health.
Explore Testing OptionsCustomer Programs
Agronomists & Retailers
Support customers with reliable testing, practical agronomic information and laboratory services that scale.
Talk to Our LabSpecialized Programs
Research & Enterprise
Access consistent, defensible data for trials, product development, sustainability initiatives and large-scale testing.
Discuss Your ProgramHow It Works
A simple path from sample to results
Submit samples directly or choose our Turnkey Program and let Corvian Labs coordinate the complete soil-testing process.
Collect
Collect representative samples using our sampling instructions and submission guidance.
Ship
Send samples to our U.S. lab. We work with various shipping providers to help simplify delivery.
Analyze
Our laboratory analyzes your samples using proven methods and rigorous quality controls.
Decide
Receive clear results and practical information to support confident agronomic decisions.
Why Corvian Labs
Built for North American agriculture
Proven agricultural expertise, dependable laboratory processes and practical support for operations of every size.
15+ Years of Experience
Agricultural laboratory expertise supporting growers, retailers, researchers and enterprises across North America.
7M+ Tests Completed
A proven testing record built on dependable laboratory processes and accurate analytical data.
Rapid Results
Timely laboratory results that help keep field, research and operational decisions moving.
Accredited Quality
Standardized methods and rigorous quality control throughout the testing process.
Agronomic Expertise
Practical support that helps turn laboratory results into clearer agronomic decisions.
U.S. & Canadian Laboratories
Local support combined with the capacity and infrastructure to serve operations across North America.
Local laboratory support. North American scale.
Start With Better Data
Turn laboratory results into better field decisions
Whether you are submitting individual samples or planning a complete turnkey soil-testing program, our U.S. laboratory team can help you choose the right testing methods and workflow.
Contact Our U.S. LabCorvian Labs USA
Grimes, Iowa
Grimes, Iowa 50111