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
Recommended Grasses
Tall Fescue
Festuca arundinacea
Buffalograss
Bouteloua dactyloides
Blue Grama
Bouteloua gracilis
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
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
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.
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