Lawn Care Guide for Houston County
Houston County, Tennessee
Data Story
About Lawn Care in Houston County, Tennessee
Challenging Turf Conditions in Houston
Maintaining a lawn in Houston County is a challenge, reflected in a difficulty score of 42.3. This score sits well below both the national median and the Tennessee state average of 48.0.
Intense Heat and High Precipitation
The county experiences 42 extreme heat days annually, exceeding the state average and stressing cool-season grasses. High precipitation of 54.8 inches provides plenty of moisture, though it exceeds the ideal range for many turf species.
Silt Loams and Acidic pH
Silt loam soil here provides moderate drainage but suffers from a very acidic pH of 5.31. To reach the ideal 6.0-7.0 range for healthy growth, most lawns will require significant lime applications to neutralize the soil.
Managing Dryness in Houston
Currently, 100% of the county is abnormally dry after 19 weeks of drought conditions over the past year. Efficient irrigation and drought-tolerant grass selections are vital during these periods to prevent turf dormancy.
Optimal Planting for Zone 7b
Tall Fescue or Zoysia are robust choices for this climate, with the best planting window opening after April 7. Aim to have new growth established well before the first fall frost arrives around November 3.
Lawn Difficulty Score
Soil Summary
pH
5.3
Texture
Silt loam
Drainage
Moderately well drained
Organic Matter
1.8%
Recommended Grasses
Tall Fescue
Festuca arundinacea
Bermudagrass
Cynodon dactylon
Climate Snapshot
Annual Precip
54.8"
Growing Degree Days
4,538.1
Base 50F
Last Spring Frost
04/07
First Fall Frost
11/03
Days Above 95F
42
Hardiness Zone
7b
Seeding Calendar — Zone 7B
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
0.0"
inches of water
Monthly Water
0
gallons
Estimated Monthly Cost
$0.00
at $0.008/gallon average
Estimates based on 55" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Common Lawn Problems in Houston County
Excess Moisture & Fungal Disease
High annual rainfall (55 inches) increases risk of fungal diseases like brown patch and dollar spot. Ensure good drainage and avoid overwatering.
Acidic Soil
Soil pH of 5.3 is below the ideal range for most grasses (6.0-7.0). Apply agricultural lime to raise pH gradually.
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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