soilbycounty

Lamoille County Soil Data

Lamoille County, Vermont

USDA SSURGO / PHZM

Avg pH

4.5

Texture

Loam

Drainage

N/A

Organic Matter

30.9%

Hydrologic Group

N/A

Data Story

About Soil in Lamoille County, Vermont

Rugged and Acidic Forest Soils

Lamoille’s soil is acidic with a pH of 4.51, well below the national median of 6.5 and lower than the state average of 4.86. This acidity reflects the county's rugged and forest-rich landscape.

Gritty Texture Resists Compaction

The soil contains 40.7% sand and 27.2% silt, with a relatively low 5.3% clay content. This leads to a gritty texture that resists compaction and stays manageable even during the wet shoulder seasons.

Strong Organic Matter Content

The organic matter is high at 30.89%, just edging out the state average of 29.01%. With a water capacity of 0.239 in/in, it aligns perfectly with the Vermont state benchmark for moisture retention.

Soil Built for Woodland Agriculture

The low clay content suggests water moves through the profile easily, which is ideal for native flora. This makes it a good candidate for raised-bed gardening or sustainable woodland agriculture.

Berry Patch Potential in Zone 5a

Zone 5a gardeners find success with acid-loving crops like strawberries and raspberries. The county’s soil score of 66.0 is strong, indicating high potential for those who manage the acidity levels.

Soil Composition

Loam
Sand: 40.7%
Silt: 27.2%
Clay: 5.3%
Loam

Soil pH

4.5pH
4.5142492741445
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 4.5. These products help balance soil pH for healthier grass.

Browse Soil Amendments

Frequently Asked Questions

What type of soil does Lamoille County have?

Lamoille County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 41% sand, 27% silt, and 5% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Lamoille County's soil acidic or alkaline?

Lamoille County's soil has a low pH of 4.5, which is strongly acidic. Acidic soils benefit from lime applications to raise pH and improve nutrient availability.

What is the drainage class for Lamoille County?

Drainage class data is not currently available for Lamoille County.

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

Based on Lamoille County's Loam texture, pH of 4.5, 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 Lamoille County?

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

Soil & Planting Advisory: Lamoille County

Soil Verdict

Lamoille 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

Lamoille County closely matches the Vermont average hardiness conditions. The zone range of 4b-5a within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in Vermont

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.