LawnByCounty

Lawn Care Guide for Nemaha County

Nemaha County, Kansas

USDA SSURGO / PHZM

Data Story

About Lawn Care in Nemaha County, Kansas

Prime lawn conditions in Nemaha County

Nemaha County boasts an impressive lawn difficulty score of 75.1, making it much easier to maintain than both the national and state averages. Located in USDA Zone 6a, this region provides a hospitable environment for lush, green turf. Most homeowners find success here with standard maintenance routines.

Ideal rainfall and moderate summers

The county enjoys 35.8 inches of annual precipitation, which sits perfectly within the ideal range for healthy grass. With only 37 extreme heat days annually, lawns face far less stress than the state average of 58 days. Mowing schedules typically follow the 3902 growing degree days that support consistent growth from spring through autumn.

Perfectly balanced soil pH

The soil pH in Nemaha County averages 6.48, which falls directly into the 6.0-7.0 sweet spot for nutrient uptake. Although local data on drainage is limited, the 28.2% clay content suggests the soil retains moisture well. This natural chemistry reduces the need for expensive lime or sulfur amendments.

Strong resilience to dry weather

The county currently reports 0.0% of its area in drought conditions, offering a great start for new growth. Even with 14 weeks of drought over the past year, the area remains more resilient than many of its neighbors. Routine mulching of grass clippings helps maintain this natural soil moisture during the occasional dry week.

Thriving in Zone 6a

Kentucky Bluegrass and Tall Fescue are excellent performers in this climate and soil profile. Plan your seeding projects around the frost-free window between April 19 and October 19. With such favorable conditions, your lawn is well-positioned for a successful growing season.

Lawn Difficulty Score

22/100
Easy
Rainfall0/100
Soil Quality0/100
Temperature18/100
Growing Season40/100
Drought27/100

Soil Summary

pH

6.5

Texture

N/A

Drainage

N/A

Organic Matter

3.3%

View full soil details

Top Grass Fit for Nemaha County

100/ 100

Excellent match

Outsidepride Midnight Kentucky Bluegrass Seed

Outsidepride

Top cultivar score: 100/100

USDA Zone Match100

Zone 6a vs Kentucky Bluegrass's 3–7 band.

Soil pH Fit100

Soil pH 6.48346310796414 vs Kentucky Bluegrass's 6–7 window.

Moisture Fit100

Precipitation 35.765" + soil AWC vs Kentucky Bluegrass's 30–40" need.

Establishment Window100

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

Let's be direct: Outsidepride Midnight Kentucky Bluegrass is one of the best pure KBG seeds you can buy online, and it's not particularly close. Midnight is a specific cultivar — not a generic "Kentucky bluegrass blend" — and that distinction matters enormously.
From The Lawn Report editorial review • rated 4.7/5
Shop Outsidepride Midnight Kentucky Bluegrass Seed

In Nemaha County, USDA zone 6a, soil pH 6.5, Outsidepride Midnight Kentucky Bluegrass Seed scores 100/100 — a strong zone match, adequate moisture, and a long enough establishment window.

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

Best Grass Seed for Nemaha County

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

Find Seeds for Zone 6a

Climate Snapshot

Annual Precip

35.8"

Growing Degree Days

3,901.7

Base 50F

Last Spring Frost

04/19

First Fall Frost

10/19

Days Above 95F

37

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

1.0"

inches of water

Monthly Water

3,012

gallons

Estimated Monthly Cost

$24.10

at $0.008/gallon average

Estimates based on 36" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Lawn Care Advisory: Nemaha County

Lawn Verdict

Nemaha 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. and 3,901.7 growing degree days, sufficient for most common turfgrasses. Moderate rainfall (35.8 inches) generally supports healthy lawns with minimal supplemental watering.

Seasonal Breakdown

Wait until after April 19 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 78.2°F) reduce heat stress — maintain regular mowing and moderate watering. With 36.5 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 19; this is the best renovation window. Cool winters (January averages 27.4°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

With 35.8 inches of annual rainfall, established lawns typically need watering only during extended dry spells. Currently, 41.3% of the county is in abnormally dry according to the US Drought Monitor. Standard warm-season watering of 1 inch per week is usually adequate during summer.

Regional Context

Nemaha County is close to the Kansas average temperature, it is somewhat wetter than the state average, 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 Nemaha County in?
Nemaha 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 Nemaha County?
Kentucky Bluegrass is the top recommendation for Nemaha County, with a match score of 70/100. It grows best in zones 3a–7a and requires 30–40 inches of water annually.
How much rainfall does Nemaha County get?
Nemaha County receives an average of 35.8 inches of precipitation per year, based on NOAA 30-year climate normals. This provides adequate moisture for most lawn grasses with occasional supplemental watering during dry spells.
What is the soil pH in Nemaha County?
The average soil pH in Nemaha County is 6.5, based on USDA SSURGO data. This near-neutral pH supports most common lawn grasses with minimal soil amendment.

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