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Madison County Soil Data

Madison County, Georgia

USDA SSURGO / PHZM

Avg pH

N/A

Texture

Unknown

Drainage

N/A

Organic Matter

N/A

Hydrologic Group

N/A

Data Story

About Soil in Madison County, Georgia

Northern Piedmont Identity

Local pH and taxonomic data for Madison County are not included in this dataset. This region typically features acidic soils that fall well below the national median pH of 6.5.

The Soil Mix

Current records do not provide sand, silt, or clay percentages for Madison County. Much of the northern Piedmont is known for red clay soils that retain nutrients well but require aeration.

Measuring Soil Health

Organic matter and available water capacity figures are missing for this county. Gardeners should use the state organic matter average of 1.83% as a minimum benchmark for their own soil health.

Drainage and Infrastructure

No specific drainage class or hydrologic group is recorded for Madison County in this data. Understanding local water movement is critical for managing pasture health and home foundations.

Growing in Zone 8a

Madison County resides in Hardiness Zone 8a, offering a balance of warm summers and distinct winters. This zone is ideal for berries, tomatoes, and a variety of hardy ornamental shrubs.

Soil Composition

Composition data not available for this county.

Soil pH

pH data not available for this county.

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: Unknown

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.

Soil Amendment Products

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Frequently Asked Questions

What type of soil does Madison County have?

Madison County's soil is classified as Unknown. This indicates the relative proportions of sand, silt, and clay — sand percentage unavailable, silt percentage unavailable, and clay percentage unavailable. Sandy soils drain quickly but may need more frequent irrigation and fertilization.

Is Madison County's soil acidic or alkaline?

pH data is not available for Madison County.

What is the drainage class for Madison County?

Drainage class data is not currently available for Madison County.

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

Based on Madison County's Unknown texture, soil pH, and drainage class, the soil is well suited for a variety of crops depending on local conditions.

What USDA soil order is found in Madison County?

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

Soil & Planting Advisory: Madison County

Soil Verdict

Madison County is in USDA hardiness zone 8a, a warm climate zone. where winter lows can reach 10°F. Mild winters mean soil rarely freezes deeply, allowing year-round microbial activity and faster organic matter breakdown.

Planting Guidance

Warm-season crops, citrus relatives, and heat-loving ornamentals do well. Cool-season vegetables should be planted in fall and winter. Always match plant selections to the specific microclimate of your property — low spots, slopes, and wind exposure can shift effective hardiness by half a zone.

Soil Implications

Warm soils accelerate organic matter breakdown, so compost and mulch need replenishing more frequently than in cooler zones. Sandy soils common in warm zones drain quickly; water-retentive amendments like compost or peat help hold moisture.

Regional Context

Madison County closely matches the Georgia average hardiness conditions. The zone range of 8a-8b within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Georgia

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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.