Lawn Care Guide for Tishomingo County
Tishomingo County, Mississippi
USDA SSURGO / PHZMData Story
About Lawn Care in Tishomingo County, Mississippi
The State's Cooler Corner
Tishomingo County matches the state difficulty average with a score of 30.1. Located in the northeastern tip in Zone 7b, this area experiences the mildest summers in Mississippi, offering a unique climate for lawn care.
Ample Rain and Mild Summers
The county receives 62.3 inches of rain, well above the state average of 59.5 inches. With only 41 extreme heat days—the lowest in this group—and 4,547 growing degree days, lawns face less thermal stress than anywhere else in the state.
Highly Acidic and Sandy Soil
At a pH of 4.93, Tishomingo has some of the most acidic soil in the region, falling far short of the 6.0-7.0 ideal. The 49.7% sand content ensures fast drainage, but the extreme acidity must be addressed with lime to support healthy root growth.
Monitoring Moisture Levels
The county spent 25 weeks in drought last year, though currently only 62.2% of the area is abnormally dry. Given the high sand content, lawns can dry out quickly despite high annual rainfall, making consistent soil monitoring essential.
Best Window for North Mississippi
Zone 7b allows for a wider range of grasses, including transition-zone species like Tall Fescue in shaded areas. Wait for the final frost on April 9 to start your spring lawn care before the season ends on October 28.
Lawn Difficulty Score
Top Grass Fit for Tishomingo County
Excellent match
Jonathan Green Black Beauty Ultra
Jonathan Green
Top cultivar score: 86/100
Zone 7b vs Tall Fescue's 3–8 band.
Soil pH 4.93302808301955 vs Tall Fescue's 5.5–6.5 window.
Precipitation 62.31" + soil AWC vs Tall Fescue's 20–30" need.
Growing-degree-days + frost window vs a intermediate-difficulty establishment.
If you spend any time on lawn care forums, Reddit's r/lawncare, or YouTube lawn channels, one name comes up more than any other: Jonathan Green Black Beauty Ultra. It's practically a cult favorite, and the label, cultivar story, and long-running owner reports explain why. The secret is in the genetics.
In Tishomingo County, USDA zone 7b, soil pH 4.9, Jonathan Green Black Beauty Ultra scores 86/100 — a strong zone match, adequate moisture, and a long enough establishment window.
Recommended Grasses
Tall Fescue
Festuca arundinacea
Bermudagrass
Cynodon dactylon
Buffalograss
Bouteloua dactyloides
Best Grass Seed for Tishomingo County
Zone 7b • Cool- and warm-season grasses thrive here.
Find Seeds for Zone 7bClimate Snapshot
Annual Precip
62.3"
Growing Degree Days
4,547.2
Base 50F
Last Spring Frost
04/09
First Fall Frost
10/28
Days Above 95F
41
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 62" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Common Lawn Problems in Tishomingo County
Excess Moisture & Fungal Disease
High annual rainfall (62 inches) increases risk of fungal diseases like brown patch and dollar spot. Ensure good drainage and avoid overwatering.
Acidic Soil
Soil pH of 4.9 is below the ideal range for most grasses (6.0-7.0). Apply agricultural lime to raise pH gradually.
Persistent Drought Conditions
Tishomingo County experienced drought conditions for 25 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: Tishomingo County
Lawn Verdict
Tishomingo County falls in USDA hardiness zone 7b, a favorable range for both cool- and warm-season grasses. with winter lows reaching around 5.0°F. and 4,547.2 growing degree days annually, supporting vigorous warm-season lawns. High annual precipitation (62.3 inches) supports lush growth but increases disease pressure.
Seasonal Breakdown
Wait until after April 9 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 77.8°F) reduce heat stress — maintain regular mowing and moderate watering. With 41.2 days above 90°F annually, warm-season grasses recover faster from summer stress than cool-season types. Aerate and overseed cool-season lawns by early fall, well before October 28; this is the best renovation window. Cool winters (January averages 38.6°F) mean slow or dormant growth; keep debris off the lawn.
Watering Guidance
Tishomingo County receives abundant rainfall (62.3 inches annually), so lawns rarely need supplemental irrigation. 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
Tishomingo County is 4.9°F cooler than the Mississippi average, USDA zone 7b 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 Tishomingo County in?
What is the best grass for Tishomingo County?
How much rainfall does Tishomingo County get?
What is the soil pH in Tishomingo 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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