Sumner County Soil Data
Sumner County, Tennessee
Avg pH
5.7
Texture
Clay loam
Drainage
Well drained
Organic Matter
2.1%
Hydrologic Group
B
Data Story
About Soil in Sumner County, Tennessee
Balanced Clay Loams and Ultisols
Sumner County's land is defined by clay loam texture and the highly weathered Ultisols order. Its average pH of 5.71 is notably healthier than the state average of 5.35, though it still trends acidic compared to the national 6.5 median.
The Strength of Silt and Clay
With 58.9% silt and 22.6% clay, this soil is heavy and nutrient-dense. The low sand content of 18.6% means the soil can be difficult to work when wet but offers excellent structural support for perennial crops.
Solid Moisture Retention for Crops
Organic matter levels reach 2.12%, which is slightly lower than the state average. However, the available water capacity of 0.175 in/in beats the state benchmark, ensuring that plants have access to a reliable reservoir of moisture.
Excellent Infiltration for Sustainable Use
Classified as well-drained and falling into hydrologic group B, these soils offer moderate infiltration rates. This makes Sumner County's land versatile for everything from septic systems to intensive row-crop farming.
Tackle the Garden in Zone 7b
This county is prime territory for tobacco, corn, and hearty vegetables. With a soil score of 47.3, Sumner ranks well above the state average, providing a robust environment for any 7b planting project.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group B — Moderate Runoff
Moderately deep, moderately well-drained soils with moderate infiltration rates. Good balance of drainage and water retention.
Drainage Class
Well drained
Water is removed from the soil readily but not rapidly. Optimal for most plants and construction.
Soil Profile
Dominant texture: Clay loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Sumner County have?
Sumner County's soil is classified as Clay loam. This indicates the relative proportions of sand, silt, and clay — 19% sand, 59% silt, and 23% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Sumner County's soil acidic or alkaline?
Sumner County's soil has a pH of 5.7, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Sumner County?
Sumner County has a dominant drainage class of "Well drained." Well-drained soils allow excess water to move through quickly, reducing waterlogging risk and supporting most field and garden crops.
What crops or plants grow well in Sumner County's soil?
Based on Sumner County's Clay loam texture, pH of 5.7, and Well drained, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens, most annual and perennial crops.
What USDA soil order is found in Sumner County?
Sumner County's dominant soil order is Ultisols. Ultisols are highly weathered, clay-rich soils common in humid regions. They are low in natural fertility and often require lime and fertilizer for agriculture.
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Other Counties in Tennessee
Soil data sourced from USDA SSURGO via Soil Data Access. Data is informational only and should not be used as a substitute for on-site soil testing. Contact your local NRCS office for site-specific soil information.