LawnByCounty

Lawn Care Guide for Randolph County

Randolph County, Alabama

USDA SSURGO / PHZM

Data Story

About Lawn Care in Randolph County, Alabama

A Standard Alabama Lawn

Randolph County's lawn difficulty score of 29.3 mirrors the Alabama state average of 29.5 almost exactly. This Zone 8a county offers a typical Southern lawn experience that is more difficult than the national median of 50.0 but manageable with a clear plan.

Moderate Heat and Generous Rain

Residents deal with 63 extreme heat days, aligning closely with the state average of 64. The 55.4 inches of annual precipitation provides a generous water supply, though it is slightly higher than the 50-inch ideal for most turf grass types.

Well-Drained Clay Loam

The soil is quite acidic with a pH of 5.09 and features a gravelly clay loam texture that is well-drained. This drainage helps prevent root rot, but the high acidity requires regular lime applications to help the grass access essential nutrients.

Building Moisture Retention

The county experienced 25 weeks of drought last year, and 6.1% of the area currently remains in severe drought. Allow your grass to grow slightly taller to shade the roots and help the soil retain its moisture through the 16.4% clay content.

Seeding After the Frost

Bermuda and Tall Fescue are reliable choices for the local climate and well-drained soil. Wait until after the final spring frost on April 2 to begin seeding or sodding to ensure your new grass isn't damaged by a late cold snap.

Lawn Difficulty Score

29/100
Easy
Rainfall21/100
Soil Quality20/100
Temperature32/100
Growing Season40/100
Drought48/100

Soil Summary

pH

5.1

Texture

Gravelly clay loam

Drainage

Well drained

Organic Matter

1.3%

View full soil details

Top Grass Fit for Randolph County

92/ 100

Excellent match

Jonathan Green Black Beauty Ultra

Jonathan Green

Top cultivar score: 92/100

USDA Zone Match100

Zone 8a vs Tall Fescue's 3–8 band.

Soil pH Fit60

Soil pH 5.09462388740836 vs Tall Fescue's 5.5–6.5 window.

Moisture Fit100

Precipitation 55.44" + soil AWC vs Tall Fescue's 20–30" need.

Establishment Window100

Growing-degree-days + frost window vs a intermediate-difficulty establishment.

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From The Lawn Report editorial review • rated 4.7/5
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In Randolph County, USDA zone 8a, soil pH 5.1, gravelly clay loam, Jonathan Green Black Beauty Ultra scores 92/100 — a strong zone match, adequate moisture, and a long enough establishment window.

Recommended Grasses

Warm-Season

Centipedegrass

Eremochloa ophiuroides

Drought: 3/5Shade: 3/5
Suitability70%
View Seeds
Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

Drought: 4/5Shade: 3/5
Suitability55%
View Seeds
Warm-SeasonTransition Zone

Bermudagrass

Cynodon dactylon

Drought: 5/5Shade: 1/5
Suitability55%
View Seeds
Warm-SeasonTransition Zone

Zoysiagrass

Zoysia japonica

Drought: 4/5Shade: 3/5
Suitability55%
View Seeds

Best Grass Seed for Randolph County

Zone 8aCool- and warm-season grasses thrive here.

Find Seeds for Zone 8a

Climate Snapshot

Annual Precip

55.4"

Growing Degree Days

5,052.9

Base 50F

Last Spring Frost

04/02

First Fall Frost

11/03

Days Above 95F

63

Hardiness Zone

8a

Seeding Calendar — Zone 8A

J
F
M
A
M
J
J
A
S
O
N
D
Cool Seed (Best)
Cool Seed (OK)
Warm Seed (Best)
Warm Seed (OK)
Cool Seed (Best)
Cool Seed (OK)
Warm Seed (Best)
Warm Seed (OK)
Optimal (cool)
Acceptable (cool)
Optimal (warm)
Acceptable (warm)

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

  • Raise mowing height to reduce heat stress
  • 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
  • Overseed with ryegrass for winter color

Watering Deficit Calculator

50020,000 sq ft

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 Randolph 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 5.1 is below the ideal range for most grasses (6.0-7.0). Apply agricultural lime to raise pH gradually.

Persistent Drought Conditions

Randolph 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: Randolph County

Lawn Verdict

Randolph County falls in USDA hardiness zone 8a, a favorable range for both cool- and warm-season grasses. with winter lows reaching around 10.0°F. and 5,052.9 growing degree days annually, supporting vigorous warm-season lawns. High annual precipitation (55.4 inches) supports lush growth but increases disease pressure.

Seasonal Breakdown

Wait until after April 2 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 78.1°F) reduce heat stress — maintain regular mowing and moderate watering. With 63.4 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 November 3; this is the best renovation window. Mild winters (January averages 43.2°F) allow year-round mowing for warm-season lawns and minimal dormancy.

Watering Guidance

Randolph County receives abundant rainfall (55.4 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

Randolph County is close to the Alabama average temperature, USDA zone 8a 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 Randolph County in?
Randolph County is located in USDA hardiness zone 8a, based on the 2023 USDA Plant Hardiness Zone Map. This zone helps determine which grass species are most likely to thrive in the county's climate.
What is the best grass for Randolph County?
Centipedegrass is the top recommendation for Randolph County, with a match score of 70/100. It grows best in zones 7b–9a and requires 20–30 inches of water annually.
How much rainfall does Randolph County get?
Randolph County receives an average of 55.4 inches of precipitation per year, based on NOAA 30-year climate normals. This abundant rainfall supports a wide range of grass species with minimal supplemental irrigation.
What is the soil pH in Randolph County?
The average soil pH in Randolph County is 5.1, based on USDA SSURGO data. This acidic soil may benefit from lime application to raise pH for optimal grass growth.

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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor