Lawn Care Guide for Murray County

Murray County, Minnesota

Data Story

About Lawn Care in Murray County, Minnesota

Consistent Growing Conditions in Murray County

Murray County holds a 62.1 lawn difficulty score, aligning closely with the Minnesota state average of 63.9. Located in Hardiness Zone 5a, it offers a slightly milder winter climate than the northern parts of the state.

Meeting the Rainfall Threshold

The county averages 30.1 inches of rain annually, hitting the state average almost exactly. However, with 9 extreme heat days and 2361 growing degree days, lawns require consistent monitoring during the mid-summer peak.

Neutral Soils Support Diverse Grasses

The soil pH sits at a neutral 7.02, which is excellent for nutrient availability. With 25.3% clay and 33.9% sand, the soil has a balanced texture that supports moisture retention without becoming waterlogged.

Battling Prolonged Dry Conditions

The county faced 18 weeks of drought over the past year, and 100% of the area is currently abnormally dry. To conserve water, prioritize irrigation for the most visible areas and allow secondary turf to go dormant during heat waves.

Starting Strong in Zone 5a

Zone 5a allows for a mix of Kentucky Bluegrass and heat-tolerant Tall Fescue. Wait until after the May 7 spring frost to seed, and ensure your lawn is established before the early fall frost on September 29.

Lawn Difficulty Score

21/100
Easy
Rainfall33/100
Soil Quality0/100
Temperature4/100
Growing Season40/100
Drought35/100

Soil Summary

pH

7.0

Texture

N/A

Drainage

N/A

Organic Matter

4.5%

View full soil details

Recommended Grasses

Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

Drought: 4/5Shade: 3/5
Suitability70%
View Seeds
Warm-SeasonTransition Zone

Buffalograss

Bouteloua dactyloides

Drought: 5/5Shade: 1/5
Suitability70%
View Seeds
Warm-SeasonTransition Zone

Blue Grama

Bouteloua gracilis

Drought: 5/5Shade: 1/5
Suitability70%
View Seeds
Cool-Season

Wheatgrass

Agropyron cristatum

Drought: 5/5Shade: 1/5
Suitability70%
View Seeds

Climate Snapshot

Annual Precip

30.1"

Growing Degree Days

2,361.2

Base 50F

Last Spring Frost

05/07

First Fall Frost

09/29

Days Above 95F

9

Hardiness Zone

5a

Seeding Calendar — Zone 5A

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

1.2"

inches of water

Monthly Water

3,773

gallons

Estimated Monthly Cost

$30.18

at $0.008/gallon average

Estimates based on 30" 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.