Greenbrier County Soil Data

Greenbrier County, West Virginia

Avg pH

4.7

Texture

Loam

Drainage

N/A

Organic Matter

51.5%

Hydrologic Group

N/A

Data Story

About Soil in Greenbrier County, West Virginia

Highly Acidic Forest Soils

Greenbrier County has a very acidic soil profile with an average pH of 4.69, which is lower than both the state (5.25) and national (6.5) averages. This acidity is a hallmark of the region's intense organic cycles and forest history. The county earns a soil score of 36.2, indicating significant challenges for traditional alkaline-loving crops.

Unconventional Mineral Content

The soil shows unusually low mineral percentages, with 7.2% sand, 14.8% silt, and 4.6% clay. This suggests the soil is overwhelmingly composed of non-mineral materials or unique geologic formations. Such a profile creates a distinct physical environment that differs from the typical silt-heavy West Virginia landscape.

Exceptional Organic Density

Greenbrier boasts an incredible organic matter content of 51.50%, more than double the state average and 25 times the national average. Despite this, the available water capacity is 0.109 in/in, which is lower than the state average of 0.142. This indicates that while the soil is nutrient-dense, it may not hold water as effectively as other regions.

Unique Drainage Dynamics

The low clay and silt percentages, combined with massive organic matter, suggest a very porous soil structure. While specific hydrologic groups are not listed, the lower AWC of 0.109 indicates that water may move through this soil quickly. This creates a need for careful irrigation management during dry Appalachian summers.

Ideal for Acid-Loving Plants

In USDA Zone 6b, Greenbrier County is a perfect home for blueberries, huckleberries, and evergreens that thrive in acidic conditions. Most vegetable gardens will require lime amendments to balance the 4.69 pH for better yield. Capitalize on the record-high organic matter to build a unique, productive mountain garden.

Soil Composition

Loam
Sand: 7.2%
Silt: 14.8%
Clay: 4.6%
Loam

Soil pH

4.7pH
4.69181046063801
Strongly AcidicSlightly AcidicNeutralSlightly AlkalineStrongly Alkaline
Ideal lawn range: 6.0 - 7.0

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: Loam

O HorizonOrganic layer
0-2"
A HorizonTopsoil
2-10"
B HorizonSubsoil
10-30"
C HorizonParent material
30-60"
R HorizonBedrock
60"+

Typical soil profile. Actual depths vary by location.

Frequently Asked Questions

What type of soil does Greenbrier County have?

Greenbrier County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 7% sand, 15% silt, and 5% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Greenbrier County's soil acidic or alkaline?

Greenbrier County's soil has a low pH of 4.7, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.

What is the drainage class for Greenbrier County?

Drainage class data is not currently available for Greenbrier County.

What crops or plants grow well in Greenbrier County's soil?

Based on Greenbrier County's Loam texture, pH of 4.7, and drainage class, the soil is well suited for acid-loving plants like blueberries and azaleas, row crops and vegetable gardens.

What USDA soil order is found in Greenbrier County?

The dominant USDA soil order for Greenbrier County is not currently available in our dataset.

Other Counties in West Virginia

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.