Lawn Care Guide for Cass County

Cass County, Nebraska

Data Story

About Lawn Care in Cass County, Nebraska

Cass County's High-Performing Lawns

Cass County boasts a 70.1 lawn difficulty score, making it one of the most lawn-friendly regions in the state. As part of Zone 6a, it offers a slightly milder winter than its northern neighbors, aiding in year-over-year turf survival.

The Precipitation Powerhouse

With 32.7 inches of annual precipitation, Cass County is one of the few areas in Nebraska that meets ideal lawn watering needs naturally. Only 23 extreme heat days per year means less summer dormancy and lower water bills for you.

Silty Clay Loam Success

The well-drained silty clay loam soil is a premium foundation for a lush lawn. A pH of 6.25 is within the ideal range, though you should monitor it closely as it leans slightly toward the acidic side of the spectrum.

Moderate Drought Challenges

Despite 24 weeks of drought in the last year, the county currently shows no severe drought levels (D2+). Maintaining a higher mowing height of 3 to 4 inches will help shade the soil and preserve moisture during dry spells.

Take Advantage of Zone 6a

Perennial Ryegrass and Kentucky Bluegrass thrive here when seeded after the April 23rd last frost. You have a long growing window that extends until the first frost on October 16th, providing ample time for root development.

Lawn Difficulty Score

29/100
Easy
Rainfall26/100
Soil Quality0/100
Temperature11/100
Growing Season40/100
Drought46/100

Soil Summary

pH

6.3

Texture

Silty clay loam

Drainage

Well drained

Organic Matter

2.7%

View full soil details

Recommended Grasses

Cool-Season

Kentucky Bluegrass

Poa pratensis

Drought: 2/5Shade: 2/5
Suitability70%
View Seeds
Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

Drought: 4/5Shade: 3/5
Suitability70%
View Seeds
Cool-Season

Perennial Ryegrass

Lolium perenne

Drought: 2/5Shade: 2/5
Suitability70%
View Seeds
Cool-Season

Fine Fescue

Festuca spp.

Drought: 3/5Shade: 5/5
Suitability70%
View Seeds

Climate Snapshot

Annual Precip

32.7"

Growing Degree Days

3,447.9

Base 50F

Last Spring Frost

04/23

First Fall Frost

10/16

Days Above 95F

23

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

1.2"

inches of water

Monthly Water

3,622

gallons

Estimated Monthly Cost

$28.98

at $0.008/gallon average

Estimates based on 33" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Cass County

Persistent Drought Conditions

Cass County experienced drought conditions for 24 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.