Conway County Soil Data
Conway County, Arkansas
Avg pH
5.8
Texture
Fine sandy loam
Drainage
Moderately well drained
Organic Matter
1.7%
Hydrologic Group
C
Data Story
About Soil in Conway County, Arkansas
Stable Sandy Loam Ultisols
Conway County's fine sandy loam has a pH of 5.77, which is less acidic than the state average but lower than the 6.5 national median. These Ultisols provide a chemically stable environment for many native Arkansas plant species. It is a common soil type for the Arkansas River Valley region.
A Balanced and Tilled Texture
The soil is almost perfectly split between 42.0% sand and 41.0% silt, with a 17.0% clay component. This balance creates a soil that is easy to till while still maintaining enough body to support tall plant structures. It offers a great mix of drainage from the sand and nutrient holding from the silt.
Reliable Water Capacity for Crops
With 1.73% organic matter, the soil is below the state average of 4.15% but close to national levels. Its water capacity of 0.149 in/in aligns almost perfectly with the Arkansas state average. This reliability makes it a solid choice for both home gardens and small-scale agriculture.
Moderate Water Movement for Building
This land is moderately well drained and belongs to Hydrologic Group C. It offers a moderate rate of water transmission, which prevents quick drying but requires attention during heavy storms. This makes it suitable for most construction and farming projects with standard site preparation.
Productive Gardening in Zone 8a
The Zone 8a climate is ideal for growing sweet potatoes, okra, and southern peas. With a soil score of 37.3, this land is ready for you to start a productive backyard vegetable patch. Your sandy loam provides a versatile foundation for a wide variety of heat-loving plants.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group C — Moderate-High Runoff
Soils with slow infiltration rates, often with a layer that impedes downward water movement. Higher clay content restricts drainage.
Drainage Class
Moderately well drained
Water is removed somewhat slowly. May have a slowly permeable layer or seasonal water table.
Soil Profile
Dominant texture: Fine sandy loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Conway County have?
Conway County's soil is classified as Fine sandy loam. This indicates the relative proportions of sand, silt, and clay — 42% sand, 41% silt, and 17% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Conway County's soil acidic or alkaline?
Conway 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 Conway County?
Conway County has a dominant drainage class of "Moderately well drained." Well-drained soils allow excess water to move through quickly, reducing waterlogging risk and supporting most field and garden crops.
What crops or plants grow well in Conway County's soil?
Based on Conway County's Fine sandy loam texture, pH of 5.8, and Moderately well drained, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens, most annual and perennial crops.
What USDA soil order is found in Conway County?
Conway County's dominant soil order is Ultisols. Ultisols are highly weathered, clay-rich soils common in humid regions. They are low in natural fertility and often require lime and fertilizer for agriculture.
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Other Counties in Arkansas
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.