Saginaw County Soil Data
Saginaw County, Michigan
Avg pH
6.8
Texture
Loam
Drainage
Moderately well drained
Organic Matter
4.4%
Hydrologic Group
B
Data Story
About Soil in Saginaw County, Michigan
Saginaw's Neutral and Balanced Alfisols
Saginaw County's soil features an average pH of 6.81, which is slightly more alkaline than the national median of 6.5 and significantly higher than the Michigan state average of 5.30. These Alfisols primarily manifest as loam, providing a stable foundation for the region's agricultural activities. This near-neutral pH creates an ideal environment for nutrient availability and biological activity.
A Versatile Loam Mixture
The county's soil composition is 59.3% sand, 27.0% silt, and 13.7% clay. This loamy texture offers a perfect balance of workability and structural integrity, allowing for easy tilling while retaining essential minerals. The moderate clay content ensures that the soil doesn't dry out too quickly during summer months.
Steady Growth Potential
Saginaw's organic matter stands at 4.40%, which doubles the national average of 2.0% but falls well below the state average of 19.76%. With an available water capacity of 0.152 in/in, the soil holds slightly less moisture than the state benchmark of 0.202 in/in. Growers here find the soil fertile enough for high-yield harvests with standard irrigation support.
Managed Drainage for Productive Lands
The soil is classified as moderately well drained and falls into hydrologic group B. This indicates a moderate infiltration rate when thoroughly wet, making it suitable for both farming and construction. Producers benefit from the predictable water movement, though low-lying areas may require tile drainage for peak performance.
Harvesting Success in Zone 6a
Saginaw County sits in USDA Hardiness Zone 6a, making it a prime location for corn, soybeans, and hearty garden vegetables. The balanced loam and neutral pH provide a welcoming home for everything from tomatoes to fruit trees. Residents can start their gardening season with confidence in these versatile soils.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group B — Moderate Runoff
Moderately deep, moderately well-drained soils with moderate infiltration rates. Good balance of drainage and water retention.
Drainage Class
Moderately well drained
Water is removed somewhat slowly. May have a slowly permeable layer or seasonal water table.
Soil Profile
Dominant texture: Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Saginaw County have?
Saginaw County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 59% sand, 27% silt, and 14% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Saginaw County's soil acidic or alkaline?
Saginaw County's soil has a pH of 6.8, which is near neutral. This range is ideal for most garden plants and field crops.
What is the drainage class for Saginaw County?
Saginaw County has a dominant drainage class of "Moderately well drained." Well-drained soils allow excess water to move through quickly, reducing waterlogging risk and supporting most field and garden crops.
What crops or plants grow well in Saginaw County's soil?
Based on Saginaw County's Loam texture, pH of 6.8, and Moderately well drained, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens, most annual and perennial crops.
What USDA soil order is found in Saginaw County?
Saginaw County's dominant soil order is Alfisols. Alfisols are moderate to high base-status soils with a clay-enriched subsoil. They support productive forests and cropland across temperate regions.
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Other Counties in Michigan
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.