What Grows in Graymoor-Devondale, Kentucky

USDA Zones 6a-7b · 474 acres

Graymoor-Devondale, Kentucky, sits in USDA hardiness zones 6a-7b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.

The conditions favor pawpaw, tomato, blackberry, and redbud, among others — though every individual site edits that list with its own soil, sun, and drainage.

Score your parcel · free

Even in Graymoor-Devondale, no two yards are alike.

A low spot, a south-facing slope, or a stand of trees moves the frost date and sun across a single Graymoor-Devondale lot. Enter your address and we'll score 1,112 plants against your land's actual soil, sun, and frost.

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

No card required · your full report in seconds

Quick Facts

USDA Zones

6a-7b

Last Hard Freeze (28°F)

Mar 4

Town normal — light frosts run a few weeks later

First Hard Freeze (28°F)

Dec 2

Town normal — light frosts arrive a few weeks earlier

City Area

474 acres

Hardiness Zone Range

6a
7b
3a (Cold)13b (Hot)

Zone maps are averages across Graymoor-Devondale. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.

Soil varies lot by lot — soil types explained.

Is it too late to plant in Graymoor-Devondale?

Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Feb 4; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 4 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 2 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.

Growing Challenges in Kentucky

What an experienced grower plans around here — each one has a move.

Heavy clay soils in the Bluegrass region

Bluegrass clay opens up with steady compost — or start above it in a raised bed and grow while the ground improves.

High humidity promotes fungal diseases

Space wide, water mornings at the base, and favor resistant varieties — your extension's disease-resistant lists earn their keep here.

Karst topography creates drainage unpredictability

Karst ground drains erratically — watch where water goes in a hard rain before siting beds, and mound up where it lingers.

For cultivar selection, pest pressure, and planting-time guidance specific to Kentucky, the University of Kentucky Cooperative Extension is the authoritative local source.

Environmental Intelligence

Understanding what's nearby helps you make informed decisions about where and how to grow.

Total Sites

2,321

within ~10 miles of Graymoor-Devondale

Risk Level

High

Highest-severity

17 Superfund sites

Severity Distribution

within ~10 miles of Graymoor-Devondale

High21Moderate576Low1,724

Highest-Severity Sites

Allnex USA INC.
Superfund · Superfund (Non-NPL)
American Cold Storage
Superfund · Superfund (Non-NPL)
Applegate Lane Containers
Superfund · Superfund (Non-NPL)
Applegate Lane Mercury
Superfund · Superfund (Non-NPL)
Black Leaf Chemicals
Superfund · Superfund (Non-NPL)

A note from Gnorman

What an experienced grower watches for around here

In and around Graymoor-Devondale, two things run higher than the national average — Underground Storage Tanks (1,661 sites) and Toxic Release Inventory (163 sites). That's not a problem with your land — it's information about it.

Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.

Toxic Release Inventory: TRI facilities report annual chemical releases to air, water, and land.

Use raised beds with imported soil — this eliminates the primary soil-contact pathway.

Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.

Free Report

Check your specific parcel in Graymoor-Devondale

Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,112 plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Your Specific Parcel Matters

Graymoor-Devondale Average

  • USDA Zones 6a-7b
  • Generic soil type for the area
  • State-average frost dates

YOUR Parcel

  • Your exact hardiness zone
  • Your SSURGO soil type & pH
  • Your sun exposure, cast in 3D

See MY Growing Report

Free Report

Read your specific parcel in Graymoor-Devondale

Pull a site-specific report for your exact address in Graymoor-Devondale, Kentucky — soil, sun, drainage, frost risk, and scored plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Key Growing Facts for Graymoor-Devondale, Kentucky

  • USDA Hardiness Zones: 6a-7b (USDA PHZM 2023)
  • Last Hard Freeze (28°F): Mar 4 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
  • First Hard Freeze (28°F): Dec 2 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
  • Days Between Hard Freezes: ~273 (town normal, NOAA 1991–2020 Climate Normals)
  • Land Area: 474 acres (US Census TIGER 2025)

Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. Boundaries: US Census TIGER/Line 2025.

Frequently Asked Questions

What hardiness zone is Graymoor-Devondale, Kentucky?

Graymoor-Devondale sits in USDA hardiness zones 6a-7b, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.

Is it too late to plant in Graymoor-Devondale?

Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Feb 4; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 4 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 2 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.

When does frost risk typically end in Graymoor-Devondale?

The last hard freeze (28°F) in Graymoor-Devondale typically lands around Mar 4, per NOAA 1991–2020 climate normals — an earlier marker than the light-frost dates many planting charts quote. That marks the hard freeze, not the last light frost — light frosts can still bite for a few more weeks, so tender transplants usually wait another 2–3 weeks.

When is the first frost in Graymoor-Devondale?

The first hard freeze (28°F) in Graymoor-Devondale typically arrives around Dec 2, per NOAA 1991–2020 climate normals — the point most tender summer crops finish. Lighter frosts usually reach a couple of weeks earlier, so watch the forecast from late summer on and harvest or cover tender plants before the first cold night.

What vegetables grow in Graymoor-Devondale?

Graymoor-Devondale's zones 6a-7b support a wide range — strong performers include Pawpaw, Tomato, Blackberry, Redbud, and Kentucky Bluegrass. What actually takes on any one site comes down to its soil, sun, and drainage, and we score each plant against the real conditions at your address.

Which hardiness zone is Graymoor-Devondale, really?

Officially, Graymoor-Devondale sits in USDA zones 6a-7b (USDA PHZM 2023) — but a zone is a 30-year average of winter's coldest night across an area, and it can't see any one yard. A south-facing slope, a tree line, or a low frost pocket can shift a single site by half a zone either way, which is why neighboring gardeners often quote different numbers. We read the conditions at your exact address — soil, sun, slope, and frost — and score 1,112 plants against what's actually there.

Is the soil safe to grow vegetables in Graymoor-Devondale?

The federal record around Graymoor-Devondale runs heavier than most — 2,321 documented sites — so test the soil before planting food in the ground, and raised beds with clean imported soil grow well in the meantime. Even here, proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what's recorded and where.

How do I protect my plants from frost in Graymoor-Devondale?

As the season closes around the first 28°F hard freeze near Dec 2 (NOAA 1991–2020 climate normals), a few moves buy time: cover tender plants with floating row cover or an old sheet on still, clear nights, water the soil the afternoon before a freeze so it holds warmth overnight, and harvest frost-tender crops like tomatoes, peppers, and basil before the first hard night. Hardy greens and root crops shrug off light frost and often sweeten after it, so leave them in.

Everything on this page is a Graymoor-Devondale average. Your yard writes its own version — we read soil, sun, drainage, and frost at your exact address. Try it for 14 days — no card required.