San Jacinto County Soil Data
San Jacinto County, Texas
USDA SSURGO / PHZMAvg pH
N/A
Texture
Unknown
Drainage
N/A
Organic Matter
N/A
Hydrologic Group
N/A
Data Story
About Soil in San Jacinto County, Texas
The Foundation of the Sam Houston Forest
Specific pH and taxonomic data for San Jacinto are currently unavailable, though the region is known for its diverse woodland soils. Local land managers often work with profiles that differ significantly from the 7.09 state average pH.
Textural Trends in San Jacinto
The specific mix of sand, silt, and clay for this county is not currently recorded in the primary dataset. Understanding these ratios is vital for local developers to ensure stable foundations and efficient water movement.
Monitoring Soil Life and Capacity
San Jacinto lacks specific organic matter and available water capacity (AWC) metrics in recent surveys. Local gardeners typically aim to exceed the state average of 1.66% organic matter to maximize their growing potential.
Water Flow and Land Management
Current records do not classify the dominant drainage or hydrologic groups for the county. Evaluating individual sites remains the best way to determine how the land handles rainfall and supports structures.
Nurturing Growth in Zone 9a
With a Hardiness Zone of 9a, San Jacinto supports a wide variety of perennials and citrus in sheltered spots. Grab your shovel and start a backyard plot to take advantage of the generous Texas sunshine.
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
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Soil Amendment Products
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Browse Soil AmendmentsFrequently Asked Questions
What type of soil does San Jacinto County have?
San Jacinto 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 San Jacinto County's soil acidic or alkaline?
pH data is not available for San Jacinto County.
What is the drainage class for San Jacinto County?
Drainage class data is not currently available for San Jacinto County.
What crops or plants grow well in San Jacinto County's soil?
Based on San Jacinto 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 San Jacinto County?
The dominant USDA soil order for San Jacinto County is not currently available in our dataset.
Soil & Planting Advisory: San Jacinto County
Soil Verdict
San Jacinto County 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
San Jacinto County is somewhat warmer than the Texas statewide average.
Planning your lawn? View lawn care data for San Jacinto County on LawnByCounty.com →
Other Counties in Texas
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.