Lawn Care Guide for Scott County

Scott County, Minnesota

Data Story

About Lawn Care in Scott County, Minnesota

High Performance Lawns in Scott County

Scott County is a standout for lawn enthusiasts with a difficulty score of 77.4. This puts it well above the Minnesota average of 63.9 and makes it significantly easier than the national baseline. The Zone 4b climate here provides a stable environment for high-quality turf.

Ample Rainfall and Gentle Summers

The county receives a healthy 33.3 inches of annual precipitation, which is firmly within the ideal range for grass. With only six extreme heat days per year, your lawn is less likely to suffer from mid-summer burnout compared to the state average of eight. Plenty of growing degree days ensure consistent, lush growth.

Working with Excessively Drained Sand

Scott County features a very high sand content of 48.7%, resulting in soil that is classified as excessively drained. While this prevents puddling, it means nutrients can wash away quickly through the fine sand. A pH of 6.34 is ideal, but you should prioritize organic matter to improve the soil's water-holding capacity.

Currently Clear of Significant Drought

The county is in excellent shape with zero current drought coverage and only four weeks of drought recorded over the last year. This low drought pressure is a major reason for the high lawn score. Enjoy the green grass, but remember that your sandy soil will require quick action if dry weather returns.

Seeding Window Starts in Early May

Zone 4b favorites like Kentucky Bluegrass will flourish in these conditions. Aim to seed your lawn after the last spring frost on May 2 to take full advantage of the long growing season. The early October fall frost gives you plenty of time for established grass to harden off for winter.

Lawn Difficulty Score

16/100
Easy
Rainfall24/100
Soil Quality0/100
Temperature3/100
Growing Season40/100
Drought8/100

Soil Summary

pH

6.3

Texture

Fine sand

Drainage

Excessively drained

Organic Matter

6.1%

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

33.3"

Growing Degree Days

2,477.8

Base 50F

Last Spring Frost

05/02

First Fall Frost

10/05

Days Above 95F

6

Hardiness Zone

4b

Seeding Calendar — Zone 4B

J
F
M
A
M
J
J
A
S
O
N
D
Cool Seed (Best)
Cool Seed (OK)
Cool Seed (Best)
Cool Seed (OK)
Optimal (cool)
Acceptable (cool)
Optimal (warm)
Acceptable (warm)

Seasonal Lawn Care Checklist

Spring

  • Apply pre-emergent herbicide when soil reaches 55F
  • Overseed bare spots once frost risk passes
  • 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

  • Core aerate compacted areas
  • Apply fall fertilizer (highest N application for cool-season)
  • Continue mowing until growth stops
  • Rake or mulch leaves to prevent smothering

Winter

  • Avoid walking on frozen turf
  • 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

2,984

gallons

Estimated Monthly Cost

$23.87

at $0.008/gallon average

Estimates based on 33" 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.