LawnByCounty

Lawn Care Guide for Edgar County

Edgar County, Illinois

USDA SSURGO / PHZM

Data Story

About Lawn Care in Edgar County, Illinois

Balanced Lawn Care in Edgar

Edgar County earns a lawn difficulty score of 70.2, placing it slightly above the state average for ease of maintenance. Situated in Hardiness Zone 6a, the county offers a reliable environment for standard Illinois turf.

Ideal Moisture Levels

The county receives 42.7 inches of annual precipitation, which is slightly above the state average and near the middle of the ideal range. With only 19 extreme heat days, turf is less likely to go dormant during the summer months compared to southern counties.

Healthy Growing Foundation

With a soil pH of 6.43, Edgar County provides a near-perfect environment for nutrient uptake. The soil contains 22.5% clay and 15.3% sand, a combination that balances moisture retention with essential drainage.

Significant Drought Impact

Edgar County has faced 41 weeks of drought over the past year, and 100% of the county is currently under severe drought. Careful water management and avoiding chemical treatments during heat waves are vital for survival.

Seeding for Success

Zone 6a supports a variety of grasses, but Tall Fescue is particularly durable during dry spells. Target your planting window between April 21 and October 20 to avoid frost damage to young seedlings.

Lawn Difficulty Score

26/100
Easy
Rainfall0/100
Soil Quality0/100
Temperature10/100
Growing Season40/100
Drought79/100

Soil Summary

pH

6.4

Texture

N/A

Drainage

N/A

Organic Matter

2.6%

View full soil details

Top Grass Fit for Edgar 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 6.42994365812548 vs Kentucky Bluegrass's 6–7 window.

Moisture Fit100

Precipitation 42.74" + 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 Edgar County, USDA zone 6a, soil pH 6.4, 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 Edgar County

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

Find Seeds for Zone 6a

Climate Snapshot

Annual Precip

42.7"

Growing Degree Days

3,353.9

Base 50F

Last Spring Frost

04/21

First Fall Frost

10/20

Days Above 95F

19

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

0.3"

inches of water

Monthly Water

829

gallons

Estimated Monthly Cost

$6.63

at $0.008/gallon average

Estimates based on 43" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Edgar County

Persistent Drought Conditions

Edgar County experienced drought conditions for 41 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: Edgar County

Lawn Verdict

Edgar 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 3,353.9 growing degree days, sufficient for most common turfgrasses. Moderate rainfall (42.7 inches) generally supports healthy lawns with minimal supplemental watering.

Seasonal Breakdown

Wait until after April 21 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 74.1°F) reduce heat stress — maintain regular mowing and moderate watering. Aerate and overseed cool-season lawns by early fall, well before October 20; this is the best renovation window. Cool winters (January averages 25.3°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

With 42.7 inches of annual rainfall, established lawns typically need watering only during extended dry spells. 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

Edgar County is close to the Illinois 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 Edgar County in?
Edgar 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 Edgar County?
Kentucky Bluegrass is the top recommendation for Edgar 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 Edgar County get?
Edgar County receives an average of 42.7 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 Edgar County?
The average soil pH in Edgar County is 6.4, 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