Jasper County Soil Data
Jasper County, Missouri
USDA SSURGO / PHZMAvg pH
6.0
Texture
Silt Loam
Drainage
N/A
Organic Matter
2.9%
Hydrologic Group
N/A
Data Story
About Soil in Jasper County, Missouri
Jasper County's Acidic Ground
Jasper County soil shows an average pH of 6.03, which is more acidic than the national median of 6.5. While specific taxonomic data is limited here, the soil score of 63.0 reflects a solid foundation for local growth.
Silt-Heavy Composition for Smooth Texture
Silt dominates the county's mix at 65.6%, paired with 18.7% clay and 15.7% sand. This composition creates a smooth texture that holds nutrients well but may be prone to compaction if worked while wet.
Strong Water Capacity Despite Moderate Organic Matter
The organic matter content stands at 2.89%, which beats the national average of 2.0% but falls below the Missouri average of 4.74%. Fortunately, the available water capacity of 0.189 in/in slightly exceeds the state average, helping plants survive dry spells.
Planning for Local Drainage Needs
Specific drainage class and hydrologic group data are not available for this county's dominant soil types. Gardeners should observe their specific plots for standing water to determine if supplemental drainage or raised beds are necessary.
Thriving in Zone 7a
Located in USDA Hardiness Zone 7a, Jasper County supports a long season for warm-weather crops like tomatoes and peppers. Start your garden today to take advantage of the county's reliable water capacity and mild climate.
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
Soil Amendment Products
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Browse Soil AmendmentsFrequently Asked Questions
What type of soil does Jasper County have?
Jasper County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 16% sand, 66% silt, and 19% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Jasper County's soil acidic or alkaline?
Jasper County's soil has a pH of 6.0, which is moderately acidic. This range suits many crops and is common across much of the eastern US.
What is the drainage class for Jasper County?
Drainage class data is not currently available for Jasper County.
What crops or plants grow well in Jasper County's soil?
Based on Jasper County's Silt Loam texture, pH of 6.0, 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 Jasper County?
The dominant USDA soil order for Jasper County is not currently available in our dataset.
Soil & Planting Advisory: Jasper County
Soil Verdict
Jasper County is in USDA hardiness zone 7a, a moderate climate zone. where winter lows can reach 0°F. Mild winters mean soil rarely freezes deeply, allowing year-round microbial activity and faster organic matter breakdown.
Planting Guidance
Warm-season crops, citrus relatives, and heat-loving ornamentals do well. Cool-season vegetables should be planted in fall and winter. Winter protection (mulch, burlap wraps) helps push the zone boundary for desired species. Always match plant selections to the specific microclimate of your property — low spots, slopes, and wind exposure can shift effective hardiness by half a zone.
Soil Implications
Warm soils accelerate organic matter breakdown, so compost and mulch need replenishing more frequently than in cooler zones. Sandy soils common in warm zones drain quickly; water-retentive amendments like compost or peat help hold moisture. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.
Regional Context
Jasper County is somewhat warmer than the Missouri statewide average.
Planning your lawn? View lawn care data for Jasper 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.