Hempstead County Soil Data
Hempstead County, Arkansas
Avg pH
5.8
Texture
Fine sand
Drainage
Somewhat excessively drained
Organic Matter
1.8%
Hydrologic Group
A
Data Story
About Soil in Hempstead County, Arkansas
Sandy Entisols of the Southwest
Hempstead County features young, sandy Entisols with a pH of 5.83. This is slightly more alkaline than the Arkansas average of 5.56, though it remains more acidic than the national median of 6.5. These soils are often found in areas of recent sediment deposition or rolling hills.
Fine Sands Lead the Profile
The soil is dominated by 43.0% sand and 34.3% silt, resulting in a fine sand texture. A significant 22.8% clay fraction provides the necessary 'glue' to help the soil hold onto nutrients and moisture. This mix offers a great balance of aeration and structural integrity.
Above Average Water Retention
The available water capacity of 0.152 in/in exceeds the state average, providing a reliable reservoir for plants. Organic matter sits at 1.85%, which is modest but typical for the region’s climate. Overall, the soil score of 41.0 indicates a very capable and fertile landscape.
Rapid Drainage and High Infiltration
Classified as somewhat excessively drained, water moves through this soil very quickly. It belongs to hydrologic group A, the highest infiltration category, making it excellent for building foundations. However, gardeners will need to irrigate more frequently during the peak of summer.
Thriving in Hardiness Zone 8a
Zone 8a offers a long, warm growing season ideal for southern favorites like melons and peaches. The sandy texture prevents root rot even during heavy rains. It is a fantastic place to start a market garden or a diverse home orchard.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group A — Low Runoff
Sandy, well-drained soils with high infiltration rates. Water moves quickly through the soil profile. Lowest runoff potential when thoroughly wetted.
Drainage Class
Somewhat excessively drained
Water is removed rapidly. Soils may be droughty and have limited water-holding capacity.
Soil Profile
Dominant texture: Fine sand
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Hempstead County have?
Hempstead County's soil is classified as Fine sand. This indicates the relative proportions of sand, silt, and clay — 43% sand, 34% silt, and 23% clay. Sandy soils drain quickly but may need more frequent irrigation and fertilization.
Is Hempstead County's soil acidic or alkaline?
Hempstead 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 Hempstead County?
Hempstead County has a dominant drainage class of "Somewhat excessively drained." Moderate drainage allows adequate moisture retention while still permitting excess water to drain over time.
What crops or plants grow well in Hempstead County's soil?
Based on Hempstead County's Fine sand texture, pH of 5.8, and Somewhat excessively drained, the soil is well suited for vegetables, grains, and most field crops, drought-tolerant crops, root vegetables, and sandy-soil specialists.
What USDA soil order is found in Hempstead County?
Hempstead County's dominant soil order is Entisols. Entisols are recently formed soils with little to no horizon development. They are common on floodplains, steep slopes, and sandy deposits.
Planning your lawn? View lawn care data for Hempstead County on LawnByCounty.com →
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.