Decatur County Soil Data

Decatur County, Indiana

Avg pH

6.3

Texture

Silt Loam

Drainage

N/A

Organic Matter

2.3%

Hydrologic Group

N/A

Data Story

About Soil in Decatur County, Indiana

Balanced Chemistry in Decatur

Decatur County features a 6.28 pH, which is more alkaline than the Indiana average of 6.08. While specific taxonomic data is limited, the chemical profile suggests a very productive foundation for both field crops and home gardens.

A Diverse Mineral Mix

The soil contains 57.5% silt and 24.6% sand, rounded out by a 17.9% clay content. This distribution of particles suggests a medium-textured soil that provides a good balance between drainage and nutrient retention.

Reliable Water for Plants

Organic matter content is 2.34%, exceeding the national average but falling short of the state’s high benchmark. The available water capacity of 0.204 in/in is slightly higher than the state average, helping your garden survive dry spells.

Moderate Permeability Expected

While specific drainage classes aren't recorded for this area, the 17.9% clay content suggests a moderate drainage rate. Homeowners should look for signs of pooling to determine if their specific site needs drainage improvements.

Great Potential for Greens

With a 70.1 soil score and a 6b hardiness zone, Decatur is well-suited for a variety of vegetables. Broad-leafed crops like kale and cabbage will thrive in this well-balanced, moisture-retaining silt mix.

Soil Composition

Silt Loam
Sand: 24.6%
Silt: 57.5%
Clay: 17.9%
Silt Loam

Soil pH

6.3pH
6.27522394377238
Strongly AcidicSlightly AcidicNeutralSlightly AlkalineStrongly Alkaline
Ideal lawn range: 6.0 - 7.0

Soil Series

Detailed soil series data not yet available for this county.

Hydrologic Group

Hydrologic group data not available.

Drainage Class

Drainage class data not available.

Soil Profile

Dominant texture: Silt Loam

O HorizonOrganic layer
0-2"
A HorizonTopsoil
2-10"
B HorizonSubsoil
10-30"
C HorizonParent material
30-60"
R HorizonBedrock
60"+

Typical soil profile. Actual depths vary by location.

Frequently Asked Questions

What type of soil does Decatur County have?

Decatur County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 25% sand, 57% silt, and 18% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Decatur County's soil acidic or alkaline?

Decatur County's soil has a pH of 6.3, which is moderately acidic. This range suits many crops and is common across much of the eastern US.

What is the drainage class for Decatur County?

Drainage class data is not currently available for Decatur County.

What crops or plants grow well in Decatur County's soil?

Based on Decatur County's Silt Loam texture, pH of 6.3, and drainage class, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens.

What USDA soil order is found in Decatur County?

The dominant USDA soil order for Decatur County is not currently available in our dataset.

Other Counties in Indiana

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.