Lawn Care Guide for Andrew County
Andrew County, Missouri
USDA SSURGO / PHZMData Story
About Lawn Care in Andrew County, Missouri
Andrew County Boasts Excellent Lawn Conditions
With a lawn difficulty score of 75.0, Andrew County is one of the easier places in Missouri to maintain a lush green space. This score far exceeds the national median of 50.0 and the state average of 63.7, signaling a very hospitable environment for zone 6a turf.
Consistent Growing Conditions
The county receives 36.8 inches of annual precipitation, providing enough moisture to support steady growth without the excessive rot risks of wetter regions. While specific growing degree day data is limited, the 29 extreme heat days suggest a more temperate summer than many Missouri neighbors.
Well-Drained Silty Clay Loam
Andrew County features well-drained silty clay loam with a solid 28.0% clay content. The soil pH of 6.37 is well within the ideal range, meaning grass can easily access the nitrogen and phosphorus needed for a deep green color.
Short-Term Drought Resilience
The county only experienced 13 weeks of drought over the past year, making it much more resilient than many other parts of the state. Current conditions show 77.7% of the area is abnormally dry, so maintaining a 3-inch mowing height will help shade the soil and retain moisture.
Planting for Success in Andrew
Tall Fescue is the champion for this well-drained soil and temperate climate. Aim to establish new sod or seed in early spring to take advantage of the gentle transition into the 76.9°F average July temperatures.
Lawn Difficulty Score
Top Grass Fit for Andrew County
Excellent match
Outsidepride Midnight Kentucky Bluegrass Seed
Outsidepride
Top cultivar score: 100/100
Zone 6a vs Kentucky Bluegrass's 3–7 band.
Soil pH 6.36723452074107 vs Kentucky Bluegrass's 6–7 window.
Precipitation 36.84" + 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 Andrew County, USDA zone 6a, soil pH 6.4, silty clay loam, Outsidepride Midnight Kentucky Bluegrass Seed scores 100/100 — a strong zone match and adequate moisture.
Recommended Grasses
Tall Fescue
Festuca arundinacea
Best Grass Seed for Andrew County
Zone 6a • Cool- and warm-season grasses thrive here.
Find Seeds for Zone 6aClimate Snapshot
Annual Precip
36.8"
Growing Degree Days
N/A
Base 50F
Last Spring Frost
N/A
First Fall Frost
N/A
Days Above 95F
29
Hardiness Zone
6a
Seeding Calendar — Zone 6A
Seasonal Lawn Care Checklist
Spring
- Apply pre-emergent herbicide when soil reaches 55F
- Begin mowing when grass reaches 3 inches
- 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
- Overseed warm-season lawns if thinning
- Apply fall fertilizer (highest N application for cool-season)
- Continue mowing until growth stops
- Rake or mulch leaves to prevent smothering
Winter
- Apply pre-emergent for winter weeds
- Service mower and sharpen blades
- Plan spring soil amendments based on fall test
- Keep lawn clear of debris
Watering Deficit Calculator
Monthly Deficit
0.8"
inches of water
Monthly Water
2,615
gallons
Estimated Monthly Cost
$20.92
at $0.008/gallon average
Estimates based on 37" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Lawn Care Advisory: Andrew County
Lawn Verdict
Andrew County sits in USDA hardiness zone 6a, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -10.0°F. Moderate rainfall (36.8 inches) generally supports healthy lawns with minimal supplemental watering.
Seasonal Breakdown
Target mid-to-late spring for seeding once soil temperatures stabilize above 50°F. Cool summers (July averages 76.9°F) reduce heat stress — maintain regular mowing and moderate watering. Fall is the prime seeding season here; aerate, overseed, and fertilize cool-season grasses before October. Cool winters (January averages 26.5°F) mean slow or dormant growth; keep debris off the lawn.
Watering Guidance
With 36.8 inches of annual rainfall, established lawns typically need watering only during extended dry spells. Currently, 100.0% of the county is in abnormally dry according to the US Drought Monitor. Standard warm-season watering of 1 inch per week is usually adequate during summer.
Regional Context
Andrew County is close to the Missouri average temperature, it is somewhat drier than the state average, USDA zone 6a 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 Andrew County in?
What is the best grass for Andrew County?
How much rainfall does Andrew County get?
What is the soil pH in Andrew 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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