Let’s compare two soybean plants in the same field – one plant is short and the other is tall – and see what the differences are in their growth stages. Farmers should get out in the field and scout because soybean height is not a good indicator of maturity.
About the Author: Kelly Robertson
Kelly Robertson has been a soil fertility agronomist and precision agriculture consultant since 1989 and also spends time in farm/agronomy management roles for farms in Southern Illinois.
In 2012, Kelly and his wife Lori started Precision Crop Services in Benton where they provide agronomic services for their customers including soil testing, crop scouting, data analysis, GPS/GIS services including variable rate seeding and fertility recommendations as well as farm and agronomy management for their customers.
He is a Certified Professional Agronomist, Certified Crop Advisor, Certified 4R Nutrient Management Specialist, 2015 Illinois Soybean Association Double-Crop Specialist, 2016 Illinois CCA of the Year and the 2021 Illinois Soybean Assoc. Dave Rahe Excellence in Soils Consulting Award winner.
RECENT POSTS
- Sulfur in Soybeans: What We Learned from the 2025 ISA On-Farm Trial Network
- Stem Watch: Tracking Soybean Pests Across Illinois
- Kris Reynolds Receives 2026 Dave Rahe Excellence in Soils Consulting Award
- Karen Corrigan Awarded 2026 Master Adviser Award
- Double-crop Soybean Management Practices – Project Report


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