Caldwell County Soil Data

Caldwell County, Kentucky

Avg pH

5.9

Texture

Silt Loam

Drainage

N/A

Organic Matter

2.0%

Hydrologic Group

N/A

Data Story

About Soil in Caldwell County, Kentucky

Acidic Profiles with a Kentucky Lean

Caldwell County soils feature an average pH of 5.90, sitting just above the state average of 5.80. While it is more acidic than the national median of 6.5, the land maintains a solid soil score of 59.1. Information on taxonomic order remains unavailable for this region.

A Heavily Silted Ground

The soil composition is dominated by 68.6% silt, creating a smooth texture that is easy to work. With 20.2% clay and 11.2% sand, this mix suggests good nutrient retention though it may require careful management to avoid compaction.

High Water Capacity, Lower Organic Matter

At 2.02%, the organic matter content falls well below the state average of 3.55%. However, the available water capacity of 0.199 in/in exceeds the state benchmark of 0.186, helping crops survive dry spells.

Managing the Flow

Specific drainage classes and hydrologic groups are not currently recorded in the local dataset. Given the high silt content, farmers should monitor for surface crusting during heavy rains to ensure proper moisture penetration.

Thriving in Zone 7a

The county sits in Hardiness Zone 7a, a sweet spot for long-season vegetables and hearty grains. Grab your shovel and start a garden, as these silt-heavy soils provide a reliable foundation for your backyard harvest.

Soil Composition

Silt Loam
Sand: 11.2%
Silt: 68.6%
Clay: 20.2%
Silt Loam

Soil pH

5.9pH
5.9003287275582
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 Caldwell County have?

Caldwell County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 11% sand, 69% silt, and 20% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Caldwell County's soil acidic or alkaline?

Caldwell County's soil has a pH of 5.9, which is moderately acidic. This range suits many crops and is common across much of the eastern US.

What is the drainage class for Caldwell County?

Drainage class data is not currently available for Caldwell County.

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

Based on Caldwell County's Silt Loam texture, pH of 5.9, 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 Caldwell County?

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

Other Counties in Kentucky

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.