LawnByCounty

Lawn Care Guide for Ellsworth County

Ellsworth County, Kansas

USDA SSURGO / PHZM

This week in Ellsworth County · next up in about 4 weeks (Aug 27)

Get ready to seed cool-season grass — the best fall window is about to open.

Data Story

About Lawn Care in Ellsworth County, Kansas

Balanced Growing Conditions in Ellsworth County

Ellsworth County earns a lawn difficulty score of 59.6, placing it right in line with the Kansas state average. Located in Hardiness Zone 6b, the area provides a moderate environment that is easier to manage than the national median. Success here depends on balancing seasonal moisture with summer heat protection.

Managing Moderate Rainfall and Summer Heat

The county averages 29.6 inches of rain annually, nearly hitting the 30-inch ideal target for healthy turf. Lawns must endure 60 days of extreme heat over 90°F, slightly exceeding the state average of 58 days. This climate supports 4,064 growing degree days, offering a productive window for both cool and warm-season grasses.

Ideal Soil pH for Healthy Turf

With a soil pH of 6.64, Ellsworth County offers an ideal chemical foundation for most common grass varieties. The physical structure consists of 22.7% clay and 24.3% sand, providing a stable medium for root development. While drainage class data is not specified, this balanced texture typically supports good water infiltration.

Preparing for Significant Dry Periods

The county faced 19 weeks of drought conditions over the past year, though current reports show the area is now clear. This history of dry spells suggests that installing a smart irrigation system or rain sensors is a wise investment. Maintaining a taller mowing height can help shade the soil and retain moisture during future droughts.

Timing the Season in Zone 6b

Tall fescue and Kentucky bluegrass are well-suited for this region's 6b hardiness zone. Aim to seed or sod after the last expected spring frost on April 23 to ensure the best germination rates. Your soil pH gives you a head start, so focus your efforts on consistent hydration and mowing.

Lawn Difficulty Score

32/100
Moderate
Rainfall34/100
Soil Quality0/100
Temperature30/100
Growing Season30/100
Drought37/100

Soil Summary

pH

6.6

Texture

N/A

Drainage

N/A

Organic Matter

2.5%

View full soil details

Top Grass Fit for Ellsworth County

100/ 100

Excellent match

Outsidepride Midnight Kentucky Bluegrass Seed

Outsidepride

Top cultivar score: 100/100

USDA Zone Match100

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

Soil pH Fit100

Soil pH 6.63765210017136 vs Kentucky Bluegrass's 6–7 window.

Moisture Fit100

Precipitation 29.58" + 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 Ellsworth County, USDA zone 6b, soil pH 6.6, Outsidepride Midnight Kentucky Bluegrass Seed scores 100/100 — a strong zone match, adequate moisture, and a long enough establishment window.

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

Kentucky Bluegrass

Poa pratensis

Drought: 2/5Shade: 2/5
Suitability68%
View Seeds
Cool-Season

Perennial Ryegrass

Lolium perenne

Drought: 2/5Shade: 2/5
Suitability68%
View Seeds

Choosing grass in Ellsworth County

Your silty soil and cool-season conditions narrow the field fast. Here's how to think it through for Ellsworth County — then the specific pick.

Top match for Ellsworth County: Kentucky Bluegrass

See the full breakdown

Premium Grass Seeds is a sister site in our network. We may earn a commission from qualifying purchases made through its retailer links — this never affects your price. Guidance here reflects your county’s climate and soil data, not hands-on testing.

Climate Snapshot

Annual Precip

29.6"

Growing Degree Days

4,064.25

Base 50F

Last Spring Frost

04/23

First Fall Frost

10/23

Days Above 95F

60

Hardiness Zone

6b

Seeding Calendar — Ellsworth County

Personalized to this county’s frost dates — a 183-day growing season. Windows below are computed from local last-spring and first-fall frost normals, so they differ county-to-county even within USDA Zone 6B.

J
F
M
A
M
J
J
A
S
O
N
D
Cool Seed (Best)
Cool Seed (OK)
Cool Seed (Best)
Cool Seed (OK)
Cool-season seeding (best)Aug 27Sep 24
Cool-season seeding (spring)Apr 15May 20
Core aerationAug 27Sep 24
Spring pre-emergentApr 1Apr 22

Plan your seeding — Ellsworth County

Pick a grass and a goal to get a personalized schedule anchored to this county’s frost dates.

Goal
  1. 1
    Prepare the seedbedApr 22 – May 5

    Mow low, dethatch or rake, and loosen the top ½ inch of soil so seed makes good contact.

  2. 2
    Sow seedMay 6 – Jun 3

    Best window to sow Buffalograss in Ellsworth County, anchored to your local frost dates.

  3. 3
    EstablishJun 4 – Jul 1

    Protect young seedlings: mow only after they reach ~3 inches and hold off on weed pre-emergents until established.

Watering while it germinatesSilt soil

Silt retains moisture well — keep the seedbed consistently damp with about ¼ inch once daily, easing off if the surface stays wet to avoid damping-off.

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

1.5"

inches of water

Monthly Water

4,754

gallons

Estimated Monthly Cost

$38.03

at $0.008/gallon average

Estimates based on 30" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Lawn Care Advisory: Ellsworth County

Lawn Verdict

Ellsworth County sits in USDA hardiness zone 6b, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -5.0°F. and 4,064.25 growing degree days annually, supporting vigorous warm-season lawns. Moderate rainfall (29.6 inches) generally supports healthy lawns with minimal supplemental watering.

Seasonal Breakdown

Wait until after April 23 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 79.7°F) reduce heat stress — maintain regular mowing and moderate watering. With 59.8 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 23; this is the best renovation window. Cool winters (January averages 30.3°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

Moderate rainfall (29.6 inches) means lawns benefit from weekly deep watering during summer stress. The county is currently free of drought conditions. Standard warm-season watering of 1 inch per week is usually adequate during summer.

Regional Context

Ellsworth County is close to the Kansas average temperature, USDA zone 6b helps guide grass selection compared to neighboring counties.

Dig deeper into Ellsworth County

Ellsworth County is a USDA Zone 6B, silty-soil, cool-season county. Explore the data that shapes its lawn:

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

Frequently Asked Questions

What USDA hardiness zone is Ellsworth County in?
Ellsworth County is located in USDA hardiness zone 6b, 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 Ellsworth County?
Buffalograss is the top recommendation for Ellsworth County, with a match score of 80/100. It grows best in zones 5a–8a and requires 10–20 inches of water annually.
How long is the growing season in Ellsworth County?
Ellsworth County has a growing season of approximately 183 days, based on NOAA 30-year climate normals (1991–2020). This is calculated from the average last spring frost to the average first fall frost.
How much rainfall does Ellsworth County get?
Ellsworth County receives an average of 29.6 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 Ellsworth County?
The average soil pH in Ellsworth County is 6.6, 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