LawnByCounty

Lawn Care Guide for Murray County

Murray County, Oklahoma

USDA SSURGO / PHZM

Data Story

About Lawn Care in Murray County, Oklahoma

Top-Tier Growing Conditions in Murray County

With a lawn difficulty score of 51.9, Murray County is one of the easier places in Oklahoma to maintain a lush yard. This score beats both the state average of 46.1 and the national median of 50.0.

Handling the Oklahoma Summer Heat

The county experiences 73 extreme heat days annually, which is slightly lower than the state average of 76. To support the lawn through these hot periods, residents rely on 41.8 inches of annual precipitation and 5294 growing degree days.

Balanced Soil for Better Growth

The local soil pH of 6.11 is nearly perfect, sitting right at the edge of the ideal 6.0 to 7.0 range. The well-drained fine sandy loam provides a solid foundation that balances moisture retention with necessary aeration for root health.

Staying Green Through Dry Months

Despite 22 weeks of drought in the past year, zero percent of the county is currently in severe drought (D2+). Maintaining a higher mowing height can help the soil retain moisture during the 100.0% coverage of current abnormally dry conditions.

Spring Planting for Lasting Results

Bermuda and Buffalo grass thrive in zone 7b and handle the local heat well. Aim to seed or sod after the last spring frost on April 4th to ensure the young grass establishes before the first fall frost on October 31st.

Lawn Difficulty Score

20/100
Easy
Rainfall0/100
Soil Quality0/100
Temperature37/100
Growing Season40/100
Drought42/100

Soil Summary

pH

6.1

Texture

Fine sandy loam

Drainage

Well drained

Organic Matter

1.5%

View full soil details

Top Grass Fit for Murray County

100/ 100

Excellent match

Outsidepride Midnight Kentucky Bluegrass Seed

Outsidepride

Top cultivar score: 100/100

USDA Zone Match100

Zone 7b vs Kentucky Bluegrass's 3–7 band.

Soil pH Fit100

Soil pH 6.10842631242357 vs Kentucky Bluegrass's 6–7 window.

Moisture Fit100

Precipitation 41.8" + soil AWC vs Kentucky Bluegrass's 30–40" need.

Establishment Window100

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

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.
From The Lawn Report editorial review • rated 4.7/5
Shop Outsidepride Midnight Kentucky Bluegrass Seed

In Murray County, USDA zone 7b, soil pH 6.1, fine sandy loam, Outsidepride Midnight Kentucky Bluegrass Seed scores 100/100 — a strong zone match, adequate moisture, and a long enough establishment window.

Recommended Grasses

Cool-SeasonTransition Zone

Tall Fescue

Festuca arundinacea

Drought: 4/5Shade: 3/5
Suitability70%
View Seeds
Warm-SeasonTransition Zone

Bermudagrass

Cynodon dactylon

Drought: 5/5Shade: 1/5
Suitability70%
View Seeds
Warm-SeasonTransition Zone

Zoysiagrass

Zoysia japonica

Drought: 4/5Shade: 3/5
Suitability70%
View Seeds
Warm-SeasonTransition Zone

Buffalograss

Bouteloua dactyloides

Drought: 5/5Shade: 1/5
Suitability55%
View Seeds

Best Grass Seed for Murray County

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

Find Seeds for Zone 7b

Climate Snapshot

Annual Precip

41.8"

Growing Degree Days

5,293.7

Base 50F

Last Spring Frost

04/04

First Fall Frost

10/31

Days Above 95F

73

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

0.6"

inches of water

Monthly Water

1,809

gallons

Estimated Monthly Cost

$14.47

at $0.008/gallon average

Estimates based on 42" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.

Common Lawn Problems in Murray County

Persistent Drought Conditions

Murray County experienced drought conditions for 22 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: Murray County

Lawn Verdict

Murray 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 5,293.7 growing degree days annually, supporting vigorous warm-season lawns. Moderate rainfall (41.8 inches) generally supports healthy lawns with minimal supplemental watering.

Seasonal Breakdown

Wait until after April 4 to seed or overseed; soil temperatures should consistently reach 50-55°F. Summers are warm (July averages 82.2°F); monitor for heat stress and water when soil is dry 2-3 inches down. With 73.1 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 31; this is the best renovation window. Cool winters (January averages 39.9°F) mean slow or dormant growth; keep debris off the lawn.

Watering Guidance

With 41.8 inches of annual rainfall, established lawns typically need watering only during extended dry spells. Currently, 100.0% of the county is in moderate drought according to the US Drought Monitor. Consider reducing irrigation frequency and allowing cool-season lawns to go semi-dormant during peak heat. Standard warm-season watering of 1 inch per week is usually adequate during summer.

Regional Context

Murray County is close to the Oklahoma average temperature, it is somewhat wetter 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 Murray County in?
Murray 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 Murray County?
Tall Fescue is the top recommendation for Murray County, with a match score of 70/100. It grows best in zones 3a–8b and requires 20–30 inches of water annually.
How much rainfall does Murray County get?
Murray County receives an average of 41.8 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 Murray County?
The average soil pH in Murray County is 6.1, based on USDA SSURGO data. This near-neutral pH supports most common lawn grasses with minimal soil amendment.

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