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Tangipahoa Parish Soil Data

Tangipahoa Parish, Louisiana

USDA SSURGO / PHZM

Avg pH

5.1

Texture

Loam

Drainage

N/A

Organic Matter

8.7%

Hydrologic Group

N/A

Data Story

About Soil in Tangipahoa Parish, Louisiana

Tangipahoa's Strongly Acidic Profile

Average pH in the parish is 5.09, which is lower than the state average of 5.74 and well below the national median of 6.5. This acidity is a defining characteristic of the local piney woods environment.

Balanced Texture for Easier Working

The soil is a balanced blend of 37.2% sand, 40.1% silt, and 17.5% clay. This composition offers better workability and drainage than the heavy clay soils found elsewhere in the state.

Strong Fertility Above State Benchmarks

Organic matter content is high at 8.74%, comfortably exceeding the Louisiana average of 6.38%. The available water capacity of 0.190 in/in also beats the state average, providing a great buffer for crops.

Efficient Water Management Potential

Though specific drainage classes aren't listed, the 37.2% sand content suggests relatively good surface infiltration. This texture generally helps prevent the long-term saturation common in heavier clay regions.

Ideal for Strawberries in Zone 9a

Tangipahoa is famous for strawberries, which thrive in this acidic, high-organic soil. With a soil score of 55.6 and a long growing season, it is the perfect time to plant your favorite berries.

Soil Composition

Loam
Sand: 37.2%
Silt: 40.1%
Clay: 17.5%
Loam

Soil pH

5.1pH
5.09099474944521
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.

Acidic Soil Detected

Your county's average pH is 5.1. These products help balance soil pH for healthier grass.

Browse Soil Amendments

Frequently Asked Questions

What type of soil does Tangipahoa Parish have?

Tangipahoa Parish's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 37% sand, 40% silt, and 18% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Tangipahoa Parish's soil acidic or alkaline?

Tangipahoa Parish's soil has a low pH of 5.1, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.

What is the drainage class for Tangipahoa Parish?

Drainage class data is not currently available for Tangipahoa Parish.

What crops or plants grow well in Tangipahoa Parish's soil?

Based on Tangipahoa Parish's Loam texture, pH of 5.1, 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 Tangipahoa Parish?

The dominant USDA soil order for Tangipahoa Parish is not currently available in our dataset.

Soil & Planting Advisory: Tangipahoa Parish

Soil Verdict

Tangipahoa Parish is in USDA hardiness zone 9a, a warm climate zone. where winter lows can reach 20°F. Warm winters keep soil biology active nearly year-round, accelerating decomposition but increasing pest and disease pressure in topsoil.

Planting Guidance

Tropical and subtropical plants are viable. Year-round gardening is possible, though summer heat may limit some cool-season crops. Frost is rare; tender plants can overwinter with minimal protection. 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

Rapid organic matter turnover means soils can become nutrient-poor quickly; test annually and fertilize based on results. High soil temperatures favor certain soilborne pathogens; practice crop rotation and avoid overwatering.

Regional Context

Tangipahoa Parish closely matches the Louisiana average hardiness conditions. The zone range of 8b-9a within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Louisiana

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.