Howard County Soil Data
Howard County, Texas
Avg pH
7.7
Texture
Loam
Drainage
N/A
Organic Matter
1.5%
Hydrologic Group
D
Data Story
About Soil in Howard County, Texas
Alkaline profiles in the Permian Basin
Howard County soil maintains an average pH of 7.73, making it notably more alkaline than the national median of 6.5. This high pH is typical of West Texas landscapes and exceeds the state average of 7.09. These conditions can sometimes lock up micronutrients like iron for certain plant species.
The balance of sand and clay
The soil composition is exactly 50.0% sand, which aids in workability and aeration. With 22.8% clay and 24.9% silt, the soil has enough fine particles to prevent nutrients from washing away too quickly. This mix creates a sturdy structure that resists compaction better than pure clay soils.
Fertility challenges in a dry climate
Organic matter content is 1.47%, falling below the state average of 1.66% and the national average of 2.0%. The available water capacity is 0.131 in/in, indicating a moderate ability to store moisture for crops. Regular additions of organic mulch are essential here to help conserve water and build soil health.
Hydrologic limitations and runoff
Classified in hydrologic group D, the soil exhibits high runoff potential during infrequent but heavy West Texas rain events. This suggests that the soil becomes saturated quickly or has restrictive layers below the surface. Effective land management requires careful monitoring of irrigation to avoid surface salt buildup.
Thriving in Zone 8a
Located in USDA Hardiness Zone 8a, Howard County is ideal for drought-tolerant species like desert willow, rosemary, and prickly pear. Gardeners should prioritize alkaline-tolerant plants that can handle the intense Texas sun and occasional winter freezes. Embrace the desert beauty and plant a resilient xeriscape this season.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group D — High Runoff
Clay soils with very slow infiltration rates. Highest runoff potential. These soils have a permanent high water table or are shallow over impervious material.
Drainage Class
Drainage class data not available.
Soil Profile
Dominant texture: Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Howard County have?
Howard County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 50% sand, 25% silt, and 23% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Howard County's soil acidic or alkaline?
Howard County's soil has a pH of 7.7, which is mildly to moderately alkaline. Sulfur amendments can lower pH if needed.
What is the drainage class for Howard County?
Drainage class data is not currently available for Howard County.
What crops or plants grow well in Howard County's soil?
Based on Howard County's Loam texture, pH of 7.7, and drainage class, the soil is well suited for drought-tolerant crops and native grasses, row crops and vegetable gardens.
What USDA soil order is found in Howard County?
The dominant USDA soil order for Howard County is not currently available in our dataset.
Planning your lawn? View lawn care data for Howard County on LawnByCounty.com →
Other Counties in Texas
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.