LawnByCounty

Lawn Care Guide for Uinta County

Uinta County, Wyoming

USDA SSURGO / PHZM

Data Story

About Lawn Care in Uinta County, Wyoming

Balancing Growth in Uinta County

Uinta County matches the state average with a 32.2 difficulty score, significantly below the national average of 50.0. Zone 5b hardiness provides some flexibility, but the arid climate remains the primary hurdle.

Water is the Limiting Factor

With only 10.2 inches of annual precipitation and 1,529 growing degree days, lawns here require dedicated supplemental watering. Fortunately, with only 4 extreme heat days per year, your grass is less likely to scorch than in other Wyoming counties.

Managing Sandy, Alkaline Soils

Your soil is quite alkaline with a pH of 7.67 and is comprised of 47.6% sand. This high sand content leads to fast drainage, meaning you will need to water more frequently to keep grass roots hydrated.

Operating Under Severe Drought

The entire county is currently facing severe drought (D2+), following 42 weeks of drought conditions over the past year. Use smart irrigation controllers and consider low-water alternative groundcovers to keep your landscape resilient.

Timing Your Zone 5b Lawn

Sheep Fescue and Blue Grama are excellent drought-tolerant choices for Uinta's 10.2-inch rainfall environment. Wait until the late 06/12 spring frost passes before seeding to ensure your new lawn survives the early summer.

Lawn Difficulty Score

36/100
Moderate
Rainfall80/100
Soil Quality0/100
Temperature2/100
Growing Season40/100
Drought81/100

Soil Summary

pH

7.7

Texture

N/A

Drainage

N/A

Organic Matter

5.1%

View full soil details

Top Grass Fit for Uinta County

62/ 100

Strong match

Pennington Smart Seed Sun & Shade

Pennington

Top cultivar score: 62/100

Estimated — county soil data incomplete.

USDA Zone Match100

Zone 5b vs Tall Fescue's 3–8 band.

Soil pH Fit10

Soil pH 7.66738403611007 vs Tall Fescue's 5.5–6.5 window.

Moisture Fit35

Precipitation 10.222" + soil AWC vs Tall Fescue's 20–30" need.

Establishment Window70

Growing-degree-days + frost window vs a beginner-difficulty establishment.

Pennington Smart Seed Sun & Shade is the best value in the cool-season grass seed market. Period. You get a quality fescue/KBG blend with genuine drought tolerance coating at a price point significantly below premium options like BBU or Barenbrug RTF.
From The Lawn Report editorial review • rated 4.4/5
Shop Pennington Smart Seed Sun & Shade

In Uinta County, USDA zone 5b, soil pH 7.7, Pennington Smart Seed Sun & Shade scores 62/100 — a strong zone match, moisture-limited conditions, and a workable establishment window.

Why we ruled these out

  • Scotts Turf Builder BermudagrassUSDA zone 5b is below Scotts Turf Builder Bermudagrass's effective range (6–11); not recommended for this county.

See our fit-score methodology for how survivability is determined.

Recommended Grasses

Warm-SeasonTransition Zone

Buffalograss

Bouteloua dactyloides

Drought: 5/5Shade: 1/5
Suitability80%
View Seeds
Warm-SeasonTransition Zone

Blue Grama

Bouteloua gracilis

Drought: 5/5Shade: 1/5
Suitability80%
View Seeds
Cool-Season

Wheatgrass

Agropyron cristatum

Drought: 5/5Shade: 1/5
Suitability80%
View Seeds
Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

Drought: 4/5Shade: 3/5
Suitability61%
View Seeds

Best Grass Seed for Uinta County

Zone 5bCool-season grasses thrive here.

Find Seeds for Zone 5b

Climate Snapshot

Annual Precip

10.2"

Growing Degree Days

1,529.425

Base 50F

Last Spring Frost

06/12

First Fall Frost

09/25

Days Above 95F

4

Hardiness Zone

5b

Seeding Calendar — Zone 5B

J
F
M
A
M
J
J
A
S
O
N
D
Cool Seed (Best)
Cool Seed (OK)
Cool Seed (Best)
Cool Seed (OK)
Optimal (cool)
Acceptable (cool)
Optimal (warm)
Acceptable (warm)

Seasonal Lawn Care Checklist

Spring

  • Apply pre-emergent herbicide when soil reaches 55F
  • Overseed bare spots once frost risk passes
  • Start irrigation if rainfall is below 1 inch/week
  • Soil test every 2-3 years — adjust lime or sulfur as needed

Summer

  • Mow at recommended height weekly
  • Water deeply 1-2 times per week (1 inch total)
  • Avoid fertilizing cool-season grasses in peak heat
  • Scout for grubs and treat if >10 per sq ft

Fall

  • Core aerate compacted areas
  • Apply fall fertilizer (highest N application for cool-season)
  • Continue mowing until growth stops
  • Rake or mulch leaves to prevent smothering

Winter

  • Avoid walking on frozen turf
  • Service mower and sharpen blades
  • Plan spring soil amendments based on fall test
  • Keep lawn clear of debris

Watering Deficit Calculator

50020,000 sq ft

Monthly Deficit

2.7"

inches of water

Monthly Water

8,537

gallons

Estimated Monthly Cost

$68.29

at $0.008/gallon average

Estimates based on 10" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Uinta County

Drought Stress

With only 10 inches of annual rainfall, lawns in Uinta County face significant drought stress. Consider drought-tolerant grass species and deep, infrequent watering.

Persistent Drought Conditions

Uinta County experienced drought conditions for 42 of the past 52 weeks. Prioritize water-efficient grasses and consider reducing lawn area.

Learn more about regional lawn challenges at The Lawn Report.

Lawn Care Advisory: Uinta County

Lawn Verdict

Uinta County sits in USDA hardiness zone 5b, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -15.0°F. though only 1,529.425 growing degree days favor cool-season varieties like Kentucky bluegrass and fescue. Low rainfall (10.2 inches) means supplemental irrigation is essential during summer months.

Seasonal Breakdown

Wait until after June 12 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 66.0°F) reduce heat stress — maintain regular mowing and moderate watering. Aerate and overseed cool-season lawns by early fall, well before September 25; this is the best renovation window. Cool winters (January averages 21.7°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

Low annual precipitation (10.2 inches) makes irrigation essential for maintaining green turf through summer. Currently, 100.0% of the county is in severe drought according to the US Drought Monitor. Mandatory watering restrictions may be in effect; follow local guidelines and prioritize tree and shrub watering over turf. Cool summers reduce water demand; overwatering is a bigger risk than drought stress.

Regional Context

Uinta County is close to the Wyoming average temperature, it is somewhat drier than the state average, USDA zone 5b helps guide grass selection compared to neighboring counties.

Want detailed soil composition, drainage classes, and soil series data? View soil details on SoilByCounty.com

Frequently Asked Questions

What USDA hardiness zone is Uinta County in?
Uinta County is located in USDA hardiness zone 5b, based on the 2023 USDA Plant Hardiness Zone Map. This zone helps determine which grass species are most likely to thrive in the county's climate.
What is the best grass for Uinta County?
Buffalograss is the top recommendation for Uinta County, with a match score of 80/100. It grows best in zones 5a–8a and requires 10–20 inches of water annually.
How much rainfall does Uinta County get?
Uinta County receives an average of 10.2 inches of precipitation per year, based on NOAA 30-year climate normals. This relatively low rainfall makes drought-tolerant grass species particularly important.
What is the soil pH in Uinta County?
The average soil pH in Uinta County is 7.7, based on USDA SSURGO data. This alkaline soil may require sulfur amendment for acid-loving grass species.

Data sourced from USDA SSURGO, NOAA Climate Normals (1991-2020), USDA Plant Hardiness Zone Map, and US Drought Monitor. Lawn difficulty scores and grass recommendations are estimates for informational purposes only.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor