Lawn Care Guide for Natrona County

Natrona County, Wyoming

Data Story

About Lawn Care in Natrona County, Wyoming

Natrona County's Steep Lawn Learning Curve

Natrona County scores a 30.4 on the lawn difficulty scale, placing it below the Wyoming state average of 32.6. Located in hardiness zone 5a, local lawns must survive harsh winters and dry summers. Maintaining a lush lawn here requires more effort and resources than the national average.

Low Rain and Significant Heat

The county receives just 13.1 inches of annual precipitation, making it one of the drier regions in the state. With 28 extreme heat days per year, your lawn faces significant stress during the peak of summer. The 2,182 growing degree days provide a solid window for growth if you can supply enough water.

Groundwork for Growing Success

Specific soil data for pH and sand content is currently unavailable, necessitating a private soil test for accurate planning. Most local soils in this region benefit from regular aeration to help water reach the root zone. Amending the soil with compost can help mitigate the lack of natural rainfall by holding more moisture.

Conserving Water in Dry Times

Natrona County has experienced 35 weeks of drought over the past year, and 100% of the county is currently abnormally dry. Fortunately, only 2.3% of the area is in severe drought, providing some relief compared to neighboring counties. To conserve water, avoid over-fertilizing, which can increase the grass's thirst during dry spells.

Seeding for Success in Zone 5a

Kentucky Bluegrass blends are popular here, but consider drought-tolerant Sheep Fescue for a lower-maintenance alternative. Your best planting window begins after May 22, the typical date of the last spring frost. You must ensure the lawn is well-established before the first fall frost arrives around September 26.

Lawn Difficulty Score

38/100
Moderate
Rainfall80/100
Soil Quality0/100
Temperature14/100
Growing Season40/100
Drought67/100

Soil Summary

pH

N/A

Texture

N/A

Drainage

N/A

Organic Matter

N/A

View full soil details

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

Climate Snapshot

Annual Precip

13.1"

Growing Degree Days

2,182.471

Base 50F

Last Spring Frost

05/22

First Fall Frost

09/26

Days Above 95F

28

Hardiness Zone

5a

Seeding Calendar — Zone 5A

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

2.6"

inches of water

Monthly Water

8,245

gallons

Estimated Monthly Cost

$65.96

at $0.008/gallon average

Estimates based on 13" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Natrona County

Drought Stress

With only 13 inches of annual rainfall, lawns in Natrona County face significant drought stress. Consider drought-tolerant grass species and deep, infrequent watering.

Persistent Drought Conditions

Natrona County experienced drought conditions for 35 of the past 52 weeks. Prioritize water-efficient grasses and consider reducing lawn area.

Learn more about regional lawn challenges at The Lawn Report.

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

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.