Natrona County Soil Data
Natrona County, Wyoming
USDA SSURGO / PHZMAvg pH
N/A
Texture
Unknown
Drainage
N/A
Organic Matter
N/A
Hydrologic Group
N/A
Data Story
About Soil in Natrona County, Wyoming
The Alkaline Soil of Natrona
While specific local pH data is unavailable, the county generally follows the state's alkaline profile of 7.18. This is significantly higher than the national median of 6.5, favoring plants that tolerate basic soils.
Understanding Local Soil Workability
Precise percentages for sand, silt, and clay are not recorded for this area. Residents should look for signs of heavy clay which can limit drainage or high sand which requires more frequent watering.
Fertility Goals for Central Wyoming
Organic matter data is missing for the county, but the national average of 2.0% is a good minimum target. Aiming for the state average of 5.40% requires significant and consistent organic amendments.
Water Management Challenges
There are no dominant drainage classes recorded for Natrona County at this time. Proper irrigation management is critical here to prevent the buildup of minerals in the upper soil layers.
Gardening Success in Zone 5a
Natrona County is in Hardiness Zone 5a, making it suitable for cool-weather crops like broccoli and kale. Start your backyard plot now to enjoy a productive Wyoming growing season.
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 Natrona County have?
Natrona 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 Natrona County's soil acidic or alkaline?
pH data is not available for Natrona County.
What is the drainage class for Natrona County?
Drainage class data is not currently available for Natrona County.
What crops or plants grow well in Natrona County's soil?
Based on Natrona 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 Natrona County?
The dominant USDA soil order for Natrona County is not currently available in our dataset.
Soil & Planting Advisory: Natrona County
Soil Verdict
Natrona County is in USDA hardiness zone 5a, a cold climate zone. where winter lows can reach -20°F. Freeze-thaw cycles are moderate; soil biology slows in winter but recovers reliably in spring, supporting a broad range of plants.
Planting Guidance
A wide plant palette is possible: deciduous trees, most shrubs, cool-season vegetables, and many perennials thrive here. With extreme winter lows, any marginally hardy plants need heavy mulch and wind 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
Moderate freeze-thaw cycles naturally aerate the soil but can also cause compaction in clay-heavy areas; annual core aeration is beneficial. Organic matter amendments decompose at a moderate pace — aim for 3-5% organic content for optimal fertility. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.
Regional Context
Natrona County closely matches the Wyoming average hardiness conditions.
Planning your lawn? View lawn care data for Natrona County on LawnByCounty.com →
Other Counties in Wyoming
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.