Lawn Care Guide for Lawrence County

Lawrence County, Indiana

Data Story

About Lawn Care in Lawrence County, Indiana

Favorable Growing in Southern Indiana

Lawrence County boasts a lawn difficulty score of 75.3, outperforming the state average of 71.0. Situated in Hardiness Zone 6b, the county benefits from a longer growing season that allows for more established root systems.

Abundant Rainfall Fuels Growth

With 48.5 inches of annual precipitation, Lawrence County is one of the wettest in the state, nearing the high end of the ideal range. This moisture supports 3,585 growing degree days, though only 15 extreme heat days keep evaporation in check.

Silt Loam Needs Drainage Support

The pH of 5.84 is slightly low but workable for most lawn types. However, the silt loam soil is poorly drained, so homeowners should monitor for runoff and avoid mowing when the ground is heavily saturated.

Current Dryness vs Annual Rainfall

While the county had only four weeks of drought last year, 100% of the area is currently classified as abnormally dry. This recent shift means you should temporarily increase watering to protect your lawn's health despite the high annual rainfall totals.

Maximize a Longer Southern Season

Take advantage of a long season that runs from April 20 to October 30. Tall Fescue is an excellent choice here as its deep roots can handle the transitions between heavy rain and the occasional dry spell.

Lawn Difficulty Score

20/100
Easy
Rainfall7/100
Soil Quality0/100
Temperature8/100
Growing Season40/100
Drought8/100

Soil Summary

pH

5.8

Texture

Silt loam

Drainage

Poorly drained

Organic Matter

2.3%

View full soil details

Recommended Grasses

Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

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

Fine Fescue

Festuca spp.

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

Kentucky Bluegrass

Poa pratensis

Drought: 2/5Shade: 2/5
Suitability55%
View Seeds
Cool-Season

Perennial Ryegrass

Lolium perenne

Drought: 2/5Shade: 2/5
Suitability55%
View Seeds

Climate Snapshot

Annual Precip

48.5"

Growing Degree Days

3,584.55

Base 50F

Last Spring Frost

04/20

First Fall Frost

10/30

Days Above 95F

15

Hardiness Zone

6b

Seeding Calendar — Zone 6B

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

0.0"

inches of water

Monthly Water

0

gallons

Estimated Monthly Cost

$0.00

at $0.008/gallon average

Estimates based on 49" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

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.