Lavaca County Soil Data
Lavaca County, Texas
Avg pH
6.7
Texture
Sandy Loam
Drainage
N/A
Organic Matter
1.7%
Hydrologic Group
D
Data Story
About Soil in Lavaca County, Texas
Near Neutral Soils in Lavaca County
The average pH here is 6.66, which is nearly perfect when compared to the national median of 6.5. This neutral balance contributes to an impressive soil score of 42.1, far exceeding the state average.
A Sandy Mix with Moderate Clay
The soil contains 52.3% sand and 23.7% clay, providing a versatile texture for agriculture. This combination allows for decent aeration while still retaining enough moisture for crops.
Consistent Organic Matter and Water Storage
Organic matter levels hit 1.70%, slightly outpacing the state average of 1.66%. The available water capacity is 0.132 in/in, which is right in line with the Texas state benchmark.
Managing High Runoff in Group D
Despite the sandy surface, the county falls into hydrologic group D, suggesting limited drainage deep in the profile. Users should watch for standing water after heavy rain events.
A Gardener's Dream in Zone 9a
Zone 9a offers a warm climate that, when paired with such neutral soil, is perfect for tomatoes and citrus. You have some of the best soil in the state, so get planting!
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: Sandy Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Lavaca County have?
Lavaca County's soil is classified as Sandy Loam. This indicates the relative proportions of sand, silt, and clay — 52% sand, 22% silt, and 24% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Lavaca County's soil acidic or alkaline?
Lavaca County's soil has a pH of 6.7, which is near neutral. This range is ideal for most garden plants and field crops.
What is the drainage class for Lavaca County?
Drainage class data is not currently available for Lavaca County.
What crops or plants grow well in Lavaca County's soil?
Based on Lavaca County's Sandy Loam texture, pH of 6.7, 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 Lavaca County?
The dominant USDA soil order for Lavaca County is not currently available in our dataset.
Planning your lawn? View lawn care data for Lavaca 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.