Lawn Care Guide for Turner County
Turner County, South Dakota
USDA SSURGO / PHZMData Story
About Lawn Care in Turner County, South Dakota
Tough Growing in Turner County
Turner County has a difficult lawn score of 38.5, well below both the national and state averages. Growers in this Zone 5a region must work harder to maintain a lush green space.
Higher Rainfall But High Volatility
The county receives 26.5 inches of annual precipitation, which is higher than the South Dakota average of 22.8. While local temperature data is limited, the increased rainfall provides a helpful boost for cool-season turf.
Ideal pH for Nutrient Access
The soil pH is a perfect 7.00, ensuring that grass can easily access fertilizers and minerals. The texture is well-distributed between 25.9% clay and 28.3% sand, providing a stable foundation for root growth.
Forty Weeks of Drought Pressure
Turner County has suffered through 40 weeks of drought in the past year, and the entire county is currently abnormally dry. Constant monitoring and water conservation strategies are mandatory for survival here.
Choose Resilient Grass Varieties
Because of the frequent drought cycles, consider drought-tolerant Kentucky Bluegrass hybrids or fescues. Even though frost dates are not locally recorded, following the regional Zone 5a guidelines for early May planting is recommended.
Lawn Difficulty Score
Top Grass Fit for Turner County
Excellent match
Outsidepride Midnight Kentucky Bluegrass Seed
Outsidepride
Top cultivar score: 100/100
Zone 5a vs Kentucky Bluegrass's 3–7 band.
Soil pH 6.99925067063429 vs Kentucky Bluegrass's 6–7 window.
Precipitation 26.52" + soil AWC vs Kentucky Bluegrass's 30–40" need.
Let's be direct: Outsidepride Midnight Kentucky Bluegrass is one of the best pure KBG seeds you can buy online, and it's not particularly close. Midnight is a specific cultivar — not a generic "Kentucky bluegrass blend" — and that distinction matters enormously.
In Turner County, USDA zone 5a, soil pH 7.0, Outsidepride Midnight Kentucky Bluegrass Seed scores 100/100 — a strong zone match and adequate moisture.
Why we ruled these out
- Scotts Turf Builder Bermudagrass — USDA zone 5a is below Scotts Turf Builder Bermudagrass's effective range (6–11); not recommended for this county.
See our fit-score methodology for how survivability is determined.
Recommended Grasses
Buffalograss
Bouteloua dactyloides
Blue Grama
Bouteloua gracilis
Climate Snapshot
Annual Precip
26.5"
Growing Degree Days
N/A
Base 50F
Last Spring Frost
N/A
First Fall Frost
N/A
Days Above 95F
N/A
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
1.6"
inches of water
Monthly Water
5,075
gallons
Estimated Monthly Cost
$40.60
at $0.008/gallon average
Estimates based on 27" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Common Lawn Problems in Turner County
Persistent Drought Conditions
Turner County experienced drought conditions for 40 of the past 52 weeks. Prioritize water-efficient grasses and consider reducing lawn area.
Learn more about regional lawn challenges at The Lawn Report.
Lawn Care Advisory: Turner County
Lawn Verdict
Turner County sits in USDA hardiness zone 5a, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -20.0°F. Moderate rainfall (26.5 inches) generally supports healthy lawns with minimal supplemental watering.
Seasonal Breakdown
Spring seeding is risky here; cool, wet springs favor pre-emergent weed control over renovation. During summer, mow high and water deeply to encourage deep root growth. Fall is the prime seeding season here; aerate, overseed, and fertilize cool-season grasses before October. Winter care focuses on clearing debris and protecting dormant turf from traffic damage.
Watering Guidance
Moderate rainfall (26.5 inches) means lawns benefit from weekly deep watering during summer stress. Currently, 100.0% of the county is in moderate drought according to the US Drought Monitor. Consider reducing irrigation frequency and allowing cool-season lawns to go semi-dormant during peak heat.
Regional Context
it is somewhat wetter than the state average, USDA zone 5a helps guide grass selection compared to neighboring counties.
Want detailed soil composition, drainage classes, and soil series data? View soil details on SoilByCounty.com
Frequently Asked Questions
What USDA hardiness zone is Turner County in?
What is the best grass for Turner County?
How much rainfall does Turner County get?
What is the soil pH in Turner County?
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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