LawnByCounty

Lawn Care Guide for Rockingham County

Rockingham County, North Carolina

USDA SSURGO / PHZM

Data Story

About Lawn Care in Rockingham County, North Carolina

Rockingham Hits the National Average

Rockingham County scores a 50.5 on the lawn difficulty scale, landing almost exactly on the national median. This makes it easier to manage than the North Carolina state average of 40.8. Its location in Hardiness Zone 7b offers a more temperate climate than the southern parts of the state.

Balanced Rain and Moderate Growing Days

The county receives 47.4 inches of rain, which is within the ideal 30-50 inch window for most grasses. With 35 extreme heat days, it stays slightly cooler than the 38-day state average. The 4,193 growing degree days provide enough warmth for growth without the extreme burnout seen elsewhere.

Correcting Acidity in Loamy Soil

A soil pH of 5.48 is below the 6.0-7.0 ideal range, so lime treatments are recommended to boost grass health. The soil is 56.6% sand and 17.1% clay, a blend that generally provides good drainage and root support. Focus on improving soil fertility to maximize the benefits of the county's moderate rainfall.

Resilience During Summer Dry Spells

The county faced 27 weeks of drought last year and is currently entirely under D2 severe drought conditions. To combat these dry periods, homeowners should allow their grass to grow longer, which shades the soil and reduces evaporation. Efficient watering during the early morning hours is critical to maintain turf during current dry spells.

Prime Planting for the Piedmont

Tall Fescue is the champion of Zone 7b, though warm-season Bermuda also performs well. Plan your seeding between the last spring frost on April 11 and the first fall frost on November 2. September is often the best time to aerate and overseed for a lush spring lawn.

Lawn Difficulty Score

23/100
Easy
Rainfall5/100
Soil Quality20/100
Temperature18/100
Growing Season40/100
Drought52/100

Soil Summary

pH

5.5

Texture

Loam

Drainage

Well drained

Organic Matter

1.3%

View full soil details

Top Grass Fit for Rockingham County

92/ 100

Excellent match

Jonathan Green Black Beauty Ultra

Jonathan Green

Top cultivar score: 92/100

USDA Zone Match100

Zone 7b vs Tall Fescue's 3–8 band.

Soil pH Fit60

Soil pH 5.47552770515612 vs Tall Fescue's 5.5–6.5 window.

Moisture Fit100

Precipitation 47.445" + 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 Rockingham County, USDA zone 7b, soil pH 5.5, 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 Rockingham County

Zone 7bCool- and warm-season grasses thrive here.

Find Seeds for Zone 7b

Climate Snapshot

Annual Precip

47.4"

Growing Degree Days

4,193.35

Base 50F

Last Spring Frost

04/11

First Fall Frost

11/02

Days Above 95F

35

Hardiness Zone

7b

Seeding Calendar — Zone 7B

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

  • 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

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 47" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Rockingham County

Acidic Soil

Soil pH of 5.5 is below the ideal range for most grasses (6.0-7.0). Apply agricultural lime to raise pH gradually.

Persistent Drought Conditions

Rockingham County experienced drought conditions for 27 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: Rockingham County

Lawn Verdict

Rockingham 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 4,193.35 growing degree days annually, supporting vigorous warm-season lawns. Moderate rainfall (47.4 inches) generally supports healthy lawns with minimal supplemental watering.

Seasonal Breakdown

Wait until after April 11 to seed or overseed; soil temperatures should consistently reach 50-55°F. Cool summers (July averages 77.4°F) reduce heat stress — maintain regular mowing and moderate watering. With 35.4 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 2; this is the best renovation window. Cool winters (January averages 38.1°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

With 47.4 inches of annual rainfall, established lawns typically need watering only during extended dry spells. Currently, 100.0% of the county is in severe drought according to the US Drought Monitor. Mandatory watering restrictions may be in effect; follow local guidelines and prioritize tree and shrub watering over turf. Standard warm-season watering of 1 inch per week is usually adequate during summer.

Regional Context

Rockingham County is close to the North Carolina average temperature, it is somewhat drier than the state 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 Rockingham County in?
Rockingham County is located in USDA hardiness zone 7b, 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 Rockingham County?
Centipedegrass is the top recommendation for Rockingham 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 Rockingham County get?
Rockingham County receives an average of 47.4 inches of precipitation per year, based on NOAA 30-year climate normals. This provides adequate moisture for most lawn grasses with occasional supplemental watering during dry spells.
What is the soil pH in Rockingham County?
The average soil pH in Rockingham County is 5.5, 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