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Middlesex County Soil Data

Middlesex County, Virginia

USDA SSURGO / PHZM

Avg pH

5.0

Texture

Sandy Loam

Drainage

N/A

Organic Matter

2.8%

Hydrologic Group

N/A

Data Story

About Soil in Middlesex County, Virginia

Coastal Plain Acidity

Middlesex County has an average pH of 5.03, making it one of the more acidic regions in the state. This level is well below the national median of 6.5 and reflects the county's coastal mineralogy.

Light and Sandy Soil Texture

The soil is 52.2% sand and only 12.0% clay, resulting in a very light texture that is easy to till. This mix allows for excellent aeration, though it requires careful management to prevent nutrient leaching.

Solid Organic Matter Foundation

Organic matter reaches 2.82%, nearly matching the Virginia state average of 2.90%. The available water capacity is slightly lower than the state average at 0.130 in/in, so consistent watering is key during dry spells.

Rapidly Permeable Soils

While drainage class data is missing, the high sand content ensures that water moves through the profile very quickly. This keeps the soil warm in the spring and prevents water from pooling around sensitive root systems.

Warm Seasons in Zone 8a

Middlesex County sits in Hardiness Zone 8a, offering a long growing window for heat-loving crops. The soil’s organic content provides a great base for a thriving home vegetable garden or a coastal landscape.

Soil Composition

Sandy Loam
Sand: 52.2%
Silt: 32.1%
Clay: 12.0%
Sandy Loam

Soil pH

5.0pH
5.03174282089803
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: Sandy 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 5.0. These products help balance soil pH for healthier grass.

Browse Soil Amendments

Frequently Asked Questions

What type of soil does Middlesex County have?

Middlesex County's soil is classified as Sandy Loam. This indicates the relative proportions of sand, silt, and clay — 52% sand, 32% silt, and 12% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Middlesex County's soil acidic or alkaline?

Middlesex County's soil has a low pH of 5.0, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.

What is the drainage class for Middlesex County?

Drainage class data is not currently available for Middlesex County.

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

Based on Middlesex County's Sandy Loam texture, pH of 5.0, 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 Middlesex County?

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

Soil & Planting Advisory: Middlesex County

Soil Verdict

Middlesex 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

Middlesex County is somewhat warmer than the Virginia statewide average. The zone range of 7b-8a within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Virginia

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.