LawnByCounty

Lawn Care Guide for Emery County

Emery County, Utah

USDA SSURGO / PHZM

Data Story

About Lawn Care in Emery County, Utah

Emery County's uphill lawn battle

With a difficulty score of 25.6, Emery County is one of the hardest places in Utah to maintain a traditional lawn. This Zone 6a county is significantly below the state average of 28.5 and the national benchmark of 50.0.

Hot, dry, and demanding

The county receives just 11.1 inches of annual precipitation while enduring 39 days of extreme heat. These conditions require intense irrigation management to keep grass from entering permanent dormancy during the 2,391 growing degree days.

Assessing your local soil

Data on local soil texture is currently unavailable, but high-desert soils in this region are often low in organic matter. We recommend adding compost to your lawn every spring to improve its ability to hold onto what little water is available.

Critical drought across the board

Currently, 100% of Emery County is in severe drought after a full year of dry conditions. Lawns are under extreme stress, and homeowners should prioritize high-traffic areas if they must limit water usage.

Planting for the Emery climate

Stick to the hardiest cool-season grasses that can withstand the May 18th to October 18th growing season. Seeding in late summer is often more successful here, as it avoids the most intense July heat while roots establish.

Lawn Difficulty Score

50/100
Moderate
Rainfall80/100
Soil Quality0/100
Temperature20/100
Growing Season40/100
Drought100/100

Soil Summary

pH

N/A

Texture

N/A

Drainage

N/A

Organic Matter

N/A

View full soil details

Top Grass Fit for Emery County

Cool-season grasses are the general fit here

County soil and zone data are incomplete, so we show a category recommendation rather than a precise cultivar score for Emery County.

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
Suitability76%
View Seeds

Best Grass Seed for Emery County

Zone 6aCool- and warm-season grasses thrive here.

Find Seeds for Zone 6a

Climate Snapshot

Annual Precip

11.1"

Growing Degree Days

2,391.35

Base 50F

Last Spring Frost

05/18

First Fall Frost

10/18

Days Above 95F

39

Hardiness Zone

6a

Seeding Calendar — Zone 6A

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

Seasonal Lawn Care Checklist

Spring

  • Apply pre-emergent herbicide when soil reaches 55F
  • Begin mowing when grass reaches 3 inches
  • 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

  • Overseed warm-season lawns if thinning
  • Apply fall fertilizer (highest N application for cool-season)
  • Continue mowing until growth stops
  • Rake or mulch leaves to prevent smothering

Winter

  • Apply pre-emergent for winter weeds
  • 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

2.8"

inches of water

Monthly Water

8,758

gallons

Estimated Monthly Cost

$70.06

at $0.008/gallon average

Estimates based on 11" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Emery County

Drought Stress

With only 11 inches of annual rainfall, lawns in Emery County face significant drought stress. Consider drought-tolerant grass species and deep, infrequent watering.

Persistent Drought Conditions

Emery County experienced drought conditions for 53 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: Emery County

Lawn Verdict

Emery County sits in USDA hardiness zone 6a, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -10.0°F. though only 2,391.35 growing degree days favor cool-season varieties like Kentucky bluegrass and fescue. Low rainfall (11.1 inches) means supplemental irrigation is essential during summer months.

Seasonal Breakdown

Wait until after May 18 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 70.8°F) reduce heat stress — maintain regular mowing and moderate watering. With 39.050000000000004 days above 90°F annually, warm-season grasses recover faster from summer stress than cool-season types. Aerate and overseed cool-season lawns by early fall, well before October 18; this is the best renovation window. Cool winters (January averages 23.6°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

Low annual precipitation (11.1 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

Emery County is close to the Utah average temperature, USDA zone 6a 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 Emery County in?
Emery County is located in USDA hardiness zone 6a, 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 Emery County?
Buffalograss is the top recommendation for Emery 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 Emery County get?
Emery County receives an average of 11.1 inches of precipitation per year, based on NOAA 30-year climate normals. This relatively low rainfall makes drought-tolerant grass species particularly important.

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