Lawn Care Guide for Lincoln County
Lincoln County, Montana
Data Story
About Lawn Care in Lincoln County, Montana
Northern Latitude Lawn Care
Lincoln County's lawn score of 27.7 reflects a difficult growing environment compared to the national average of 50.0. Homeowners in Hardiness Zone 5a must work harder than the typical Montanan, whose state average is 33.4.
Managing More Heat and Rain
The county receives 19.4 inches of annual precipitation, which is higher than the state average but still thirsty for more. Turf faces 23 extreme heat days each year, requiring careful monitoring of soil moisture during July and August.
Unknown Soil Secrets
While specific soil texture data is unavailable, local conditions often require the addition of compost to improve water retention. Testing your yard's drainage class is essential to ensure the 19.4 inches of rain doesn't pool.
Resilience During Dry Spells
The county endured 45 weeks of drought over the past year, though severe drought levels are currently at zero. Maintain a lawn height of at least three inches to shade the soil and reduce water evaporation.
Start Your 5a Lawn
Fine fescues and perennial ryegrass are excellent choices for the Lincoln County climate. Plan to seed after the May 16 frost to take full advantage of the summer growing degree days.
Lawn Difficulty Score
Recommended Grasses
Buffalograss
Bouteloua dactyloides
Blue Grama
Bouteloua gracilis
Tall Fescue
Festuca arundinacea
Climate Snapshot
Annual Precip
19.4"
Growing Degree Days
1,686.313
Base 50F
Last Spring Frost
05/16
First Fall Frost
09/27
Days Above 95F
23
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
2.0"
inches of water
Monthly Water
6,193
gallons
Estimated Monthly Cost
$49.54
at $0.008/gallon average
Estimates based on 19" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Common Lawn Problems in Lincoln County
Drought Stress
With only 19 inches of annual rainfall, lawns in Lincoln County face significant drought stress. Consider drought-tolerant grass species and deep, infrequent watering.
Persistent Drought Conditions
Lincoln County experienced drought conditions for 45 of the past 52 weeks. Prioritize water-efficient grasses and consider reducing lawn area.
Learn more about regional lawn challenges at The Lawn Report.
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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