Lawn Care Guide for Howard County
Howard County, Missouri
Data Story
About Lawn Care in Howard County, Missouri
Prime Potential for Lush Lawns
Howard County scores an impressive 73.8 on the lawn difficulty scale, beating the state average by over 10 points. This zone 6b county offers a friendly environment for homeowners looking to maintain high-quality turf with moderate effort.
Balanced Moisture and Manageable Heat
The county receives 41.5 inches of rain annually, which is near the ideal 30-50 inch range. With 31 extreme heat days, the climate is less punishing than southern Missouri, allowing for 3851 growing degree days of steady lawn development.
Ideal Silt Loam Foundations
The soil is a well-drained silt loam with a pH of 6.25, which is almost perfect for turf health. Low sand content (15.7%) means your soil holds moisture well, reducing the frequency of needed irrigation during dry weeks.
Navigating Moderate Drought Exposure
Lawns here saw 19 weeks of drought over the past year, a moderate amount that requires some supplemental watering. Currently, 100% of the county is abnormally dry, so prioritize watering during early morning hours to minimize evaporation.
Optimal Planting in Mid-April
Your growing season typically kicks off after the last frost on April 13. Silt loam soils are excellent for tall fescue, which will thrive under the 3851 growing degree days before the first frost in late October.
Lawn Difficulty Score
Recommended Grasses
Tall Fescue
Festuca arundinacea
Climate Snapshot
Annual Precip
41.5"
Growing Degree Days
3,851.3
Base 50F
Last Spring Frost
04/13
First Fall Frost
10/22
Days Above 95F
31
Hardiness Zone
6b
Seeding Calendar — Zone 6B
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
0.5"
inches of water
Monthly Water
1,438
gallons
Estimated Monthly Cost
$11.50
at $0.008/gallon average
Estimates based on 41" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
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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