Wilkinson County Soil Data
Wilkinson County, Mississippi
Avg pH
5.8
Texture
Silt Loam
Drainage
N/A
Organic Matter
1.7%
Hydrologic Group
N/A
Data Story
About Soil in Wilkinson County, Mississippi
Deep South Loess and Silt
Wilkinson County averages a soil pH of 5.75, which is notably higher than the state average of 5.30. This suggests a less weathered, more nutrient-available soil profile that bridges the gap toward the national 6.5 median.
Dominant Silt Composition
The soil is 59.0% silt and 23.8% sand, providing a silty texture that is common along the Mississippi River bluffs. With 17.2% clay, the soil offers a good balance of workability and structural stability.
Excellent Moisture Availability
With an available water capacity of 0.191 in/in, Wilkinson County exceeds state benchmarks for water storage. The organic matter content is 1.70%, providing a solid foundation for plant growth in this warm, humid climate.
Silty Soils and Erosion Risk
Although specific drainage classes are not listed, the 59% silt content makes these soils highly susceptible to erosion if left bare. Managing water runoff is critical in this hilly southwestern corner of the state.
Warm Weather Success in Zone 9a
As one of the few Mississippi counties in zone 9a, Wilkinson allows for an extended growing season for citrus and other semi-tropical plants. The silty, moisture-rich soil is perfect for large-scale vegetable gardens and productive orchards.
Soil Composition
Soil pH
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
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Wilkinson County have?
Wilkinson County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 24% sand, 59% silt, and 17% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Wilkinson County's soil acidic or alkaline?
Wilkinson County's soil has a pH of 5.8, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Wilkinson County?
Drainage class data is not currently available for Wilkinson County.
What crops or plants grow well in Wilkinson County's soil?
Based on Wilkinson County's Silt Loam texture, pH of 5.8, 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 Wilkinson County?
The dominant USDA soil order for Wilkinson County is not currently available in our dataset.
Planning your lawn? View lawn care data for Wilkinson County on LawnByCounty.com →
Other Counties in Mississippi
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.