Pettis County Soil Data
Pettis County, Missouri
Avg pH
6.2
Texture
Silt Loam
Drainage
N/A
Organic Matter
2.6%
Hydrologic Group
N/A
Data Story
About Soil in Pettis County, Missouri
Pettis County’s Neutral Ground
Pettis County features a balanced soil pH of 6.24, which is higher than the Missouri average of 6.09. This puts local soils in a 'sweet spot' for nutrient availability, very close to the national median of 6.5. The county earns a high soil score of 73.9, signaling its status as a premium agricultural region.
Silt-Rich Missouri Loam
The soil is dominated by 60.7% silt, providing a flour-like texture that is excellent for seed germination. It is balanced by 21.8% clay and 17.1% sand, offering enough structure to hold nutrients without the drainage problems of pure clay. This composition makes it one of the more workable and versatile soils in the state.
Superior Water Retention Potential
Pettis County shines with an available water capacity of 0.213 in/in, significantly higher than the state average of 0.183 in/in. While the organic matter of 2.64% is below the state average of 4.74%, it still beats the national average of 2.0%. This soil is an excellent sponge, keeping crops hydrated long after the last rain.
Inferred Drainage and Stability
While specific drainage class and taxonomic data are not currently listed for the county, the high silt and moderate clay content typically indicate steady water movement. The high water capacity suggests the soil holds moisture well, though users should check for localized ponding in flat areas. Always consult a local soil map before planning major drainage or foundation work.
Thriving Gardens in Zone 6b
In USDA Hardiness Zone 6b, Pettis County is an ideal environment for growing staples like corn, beans, and squash. The exceptional water-holding capacity means your garden will be more resilient against heat waves than neighboring counties. It is the perfect time to plant a vegetable patch or an orchard in this high-performing soil.
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 Pettis County have?
Pettis County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 17% sand, 61% silt, and 22% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Pettis County's soil acidic or alkaline?
Pettis County's soil has a pH of 6.2, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Pettis County?
Drainage class data is not currently available for Pettis County.
What crops or plants grow well in Pettis County's soil?
Based on Pettis County's Silt Loam texture, pH of 6.2, 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 Pettis County?
The dominant USDA soil order for Pettis County is not currently available in our dataset.
Planning your lawn? View lawn care data for Pettis County on LawnByCounty.com →
Other Counties in Missouri
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.