Lawn Care Guide for Windham County
Windham County, Vermont
USDA SSURGO / PHZMData Story
About Lawn Care in Windham County, Vermont
Vermont’s Most Challenging Lawn Conditions
Windham County faces a difficult road with a lawn score of just 16.1, the lowest among its neighbors. Despite being in the slightly warmer Hardiness Zone 5b, various environmental factors make turf maintenance a significant struggle.
Excessive Rainfall and Limited Data
The county receives a massive 56.2 inches of annual precipitation, which exceeds the ideal range and can lead to saturated roots or runoff issues. While specific temperature and GDD data are limited, the high rainfall is a primary driver of local lawn management.
Acidic Soil in a Wet Climate
Soil pH sits at 4.56, requiring heavy lime applications to make the environment hospitable for grass. With 41.8% sand, nutrients from fertilizers may leach away quickly during the county's heavy rain events.
Persistent Dryness Despite High Rain
Paradoxically, 100% of the county is currently abnormally dry after 37 weeks of drought conditions this past year. This volatility makes consistent irrigation planning difficult for homeowners who may swing from floods to dry spells.
Zone 5b Planting Strategies
Take advantage of the Zone 5b climate by using robust Turf-Type Tall Fescues that can handle both moisture and dry periods. Because local frost dates are unavailable in this dataset, monitoring local soil temperatures for 50-60°F is the best way to time your seeding.
Lawn Difficulty Score
Top Grass Fit for Windham County
Excellent match
Jonathan Green Black Beauty Ultra
Jonathan Green
Top cultivar score: 81/100
Zone 5b vs Tall Fescue's 3–8 band.
Soil pH 4.55737091042811 vs Tall Fescue's 5.5–6.5 window.
Precipitation 56.21" + soil AWC vs Tall Fescue's 20–30" need.
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 Windham County, USDA zone 5b, soil pH 4.6, Jonathan Green Black Beauty Ultra scores 81/100 — a strong zone match and adequate moisture.
Why we ruled these out
- Scotts Turf Builder Bermudagrass — USDA zone 5b is below Scotts Turf Builder Bermudagrass's effective range (6–11); not recommended for this county.
See our fit-score methodology for how survivability is determined.
Recommended Grasses
Tall Fescue
Festuca arundinacea
Climate Snapshot
Annual Precip
56.2"
Growing Degree Days
N/A
Base 50F
Last Spring Frost
N/A
First Fall Frost
N/A
Days Above 95F
N/A
Hardiness Zone
5b
Seeding Calendar — Zone 5B
Seasonal Lawn Care Checklist
Spring
- Apply pre-emergent herbicide when soil reaches 55F
- Overseed bare spots once frost risk passes
- 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
- Core aerate compacted areas
- Apply fall fertilizer (highest N application for cool-season)
- Continue mowing until growth stops
- Rake or mulch leaves to prevent smothering
Winter
- Avoid walking on frozen turf
- 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 56" annual precipitation and estimated evapotranspiration. Actual costs vary by local water rates.
Common Lawn Problems in Windham County
Excess Moisture & Fungal Disease
High annual rainfall (56 inches) increases risk of fungal diseases like brown patch and dollar spot. Ensure good drainage and avoid overwatering.
Acidic Soil
Soil pH of 4.6 is below the ideal range for most grasses (6.0-7.0). Apply agricultural lime to raise pH gradually.
Persistent Drought Conditions
Windham County experienced drought conditions for 37 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: Windham County
Lawn Verdict
Windham County sits in USDA hardiness zone 5b, a transitional zone where cool-season grasses dominate but some warm-season varieties can survive. with winter lows reaching around -15.0°F. High annual precipitation (56.2 inches) supports lush growth but increases disease pressure.
Seasonal Breakdown
Spring seeding is risky here; cool, wet springs favor pre-emergent weed control over renovation. During summer, mow high and water deeply to encourage deep root growth. Fall is the prime seeding season here; aerate, overseed, and fertilize cool-season grasses before October. Winter care focuses on clearing debris and protecting dormant turf from traffic damage.
Watering Guidance
Windham County receives abundant rainfall (56.2 inches annually), so lawns rarely need supplemental irrigation. Currently, 100.0% of the county is in abnormally dry according to the US Drought Monitor.
Regional Context
it is significantly wetter than the state average (12.1 inches more), USDA zone 5b 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 Windham County in?
What is the best grass for Windham County?
How much rainfall does Windham County get?
What is the soil pH in Windham 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.
Explore more data for Windham County