Grover Hill, Ohio, sits in USDA hardiness zone 6a — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Crops well matched to these conditions include cabbage, hazelnut, lavender, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Grover Hill, 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 Grover Hill lot. Enter your address and we'll score 1,086 plants against your land's actual soil, sun, and frost.
We read public map data around Grover Hill — soil, climate, flood, and parcel records. How we handle your address.
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Grover Hill — the short answer
Grover Hill, Ohio: USDA zone 6a, about 204 days between hard freezes, across 177 acres of town.
- USDA zone
- 6a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 10
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 31
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~204
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 177 acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. Hard-freeze dates are this town’s own 28°F normals: light frosts run a few weeks past them, and tender transplants usually wait 2–3 weeks after the last hard freeze.
Hardiness Zone Range
Zone 6a is Grover Hill's average, not your lot's — a low corner or a tree line moves it. Against Grover Hill's 204-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Grover Hill
Each reading below is measured for Grover Hill itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredGrover Hill runs about 204 days between hard freezes — a long growing season.
There is slack for succession plantings and slow-finishing crops: many vegetables can be sown twice, and the heat-lovers have time to ripen fully.
Plan a second sowing of quick crops after the first comes out, and use the fall window most gardeners let sit idle.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredGrover Hill sits in USDA hardiness zone 6a.
The zone sets which perennials, shrubs, and fruit trees live through an average winter here — a plant rated for a colder zone is a safe bet, one rated warmer needs winter protection or gets treated as an annual.
Match perennials and fruit to the zone before you buy, so nothing you plant is a gamble against the cold.
USDA PHZM 2023
The kind of country Grover Hill is in
Grover Hill sits in the Huron/Erie Lake Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Grover Hill's own centroid rather than borrowed from Paulding County.
What Grows in Grover Hill
Every plant below cleared Grover Hill's own zone 6a and its 204-day season. Each card opens that plant's Ohio profile. How we score.
Is it too late to plant in Grover Hill?
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 Mar 13; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 10 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 31 — long-season crops need about 90 days of runway, quick greens only 30. With a season this long, “too late” mostly means “switch crops” — second sowings and a full fall garden are the norm, with garlic closing the year.
Documented around Grover Hill
Survey cells within 31 miles of Grover Hill checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 37 miles off. What to watch for.
What's on the federal record near Grover Hill
Closest first, within ~10 miles of Grover Hill. Listing isn't leaking, and distance isn't exposure.
- N & N QUICK STOP CARRYOUT LLCUnderground Storage Tanks · 0 ft
- JANET L. ROSSUnderground Storage Tanks · 75 ft
- PBE TIRE & BATTERYBrownfields · 650 ft
- CONTINENTAL TELEPHONE CO.Underground Storage Tanks · 1.4 mi
- GROVER HILL ELEMENTARYUnderground Storage Tanks · 1.4 mi
- MCCOMB GREAT SCOTUnderground Storage Tanks · 3.0 mi
- LINCOLNVIEW NORTH ELEMENTARYUnderground Storage Tanks · 5.1 mi
- LARRY LEWIS JUNKYARDSuperfund · 5.4 mi
- BAUGHMAN TILE COBrownfields · 5.6 mi
- BROUGHTON MARKETUnderground Storage Tanks · 5.6 mi
- MORNING STARUnderground Storage Tanks · 5.8 mi
- BEAR'S AUTO BODYBrownfields · 6.0 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Grover Hill's center, not your beds. Run your own address for what's upwind of you specifically.
Environmental Intelligence
The counts behind that headline — every source type on the record near Grover Hill.
Total Sites
60
within ~10 miles of Grover Hill
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Grover Hill
Severity Distribution
within ~10 miles of Grover Hill
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Grover Hill, two things run higher than the national average within ~10 miles of Grover Hill — Toxics Release Inventory (4 sites) and Underground Storage Tanks (39 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Grover Hill
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,086 plant recommendations.
25+ data sources read at your address, not the Grover Hill average
Your land is one point inside Grover Hill
Everything above resolves to Grover Hill as a whole — one PHZM band and one 28°F frost record, read across 177 acres. Your parcel is one point inside that footprint. Slope, tree cover, a low spot that pools cold air, and what is in the soil are all resolved at the address, and none of them are visible at town scale. That is the honest boundary of this page, and the reason the next step is a reading of your own ground rather than a better local average.
Your Lot vs the Grover Hill Average
Grover Hill Average
- ●USDA Zones 6a, averaged across Grover Hill
- ●One soil character for all of Grover Hill
- ●Frost dates read at Grover Hill's scale: Apr 10 to Oct 31
YOUR Parcel
- ✓Your exact zone, not Grover Hill's 6a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Grover Hill
Pull a site-specific report for your exact address in Grover Hill, Ohio — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Grover Hill averages can't show:
We read public map data around Grover Hill — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Grover Hill average
How we know this about Grover Hill
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Grover Hill’s own record; boundaries and acreage from US Census TIGER/Line 2025; the contamination records from the federal sources named in their beats above. Soil is not read at town grain anywhere on this page — there is no town-resolution survey in our data, which is why you will find no soil grid here rather than a statewide one wearing a local label. The resolution ledger below names every figure this page inherited.
Common questions about Grover Hill
When does frost risk typically end in Grover Hill?
The last hard freeze (28°F) in Grover Hill typically lands around Apr 10, per NOAA 1991–2020 climate normals — earlier than the light-frost dates most charts quote. That marks the hard freeze, not the last light frost — lighter frosts keep biting past it, which is why tender transplants here wait until about May 1.
When is the first frost in Grover Hill?
The first hard freeze (28°F) in Grover Hill typically arrives around Oct 31, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 17, so the watching starts about Oct 1 — about 204 days after the spring freeze cleared.
How long is the growing season in Grover Hill?
Measured between 28°F hard freezes, Grover Hill sees about 204 frost-free days — roughly Apr 10 through Oct 31, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 1 to Oct 17, about 169 days.
Is the soil safe to grow vegetables in Grover Hill?
The federal record around Grover Hill is a meaningful one — 60 documented sites, mostly Underground Storage Tanks entries (39), the nearest Underground Storage Tanks record under a tenth of a mile out — so a soil test before new food beds is a sensible precaution here, not a reason to hold back from growing. Remember that proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what sits where.
How do I protect my plants from frost in Grover Hill?
From about Oct 1 the job here turns from planting to protecting — the last start even a 30-day crop can finish. As the season closes around the first 28°F hard freeze near Oct 31 (NOAA 1991–2020 climate normals), three moves buy time: row cover or an old sheet over tender plants on still, clear nights; water the soil the afternoon before a freeze, so it holds warmth overnight; and harvest tomatoes, peppers and basil before Oct 31. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Grover Hill's scale — its 6a band and its 204-day season. Your yard writes its own version of Grover Hill's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.
What this page reads at Grover Hill’s own scale
7 of the readings below were taken at Grover Hill's own scale — its own ~204-day season between 28°F freezes, the 177 acres it covers and 60 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Grover Hill's own USDA hardiness band, zones 6aUSDA PHZM 2023
- Grover Hill's own 28°F hard-freeze dates, about Apr 10 and Oct 31 and the ~204-day span between themNOAA 1991–2020 Climate Normals
- 60 documented contamination sites on the federal record near Grover Hill, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Grover Hill's boundary and the 177 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6a and a ~204-day seasonGrowable Ground crop-matching engine
- The ecoregion at Grover Hill's own centroid, the Huron/Erie Lake PlainsUS EPA Level III Ecoregions
- Lanternfly survey cells around Grover Hill checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Grover Hill's 177 acres read through its county's SSURGO summaryfrom Paulding County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Paulding County
- The growing challenges every Ohio grower plans around — written at state scale, so they stay on the state guidefrom Ohio
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Paulding County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Grover Hill's 177 acreswhy one lot differs from the next →
- Which side of Grover Hill you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 177 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record under a tenth of a mile out, measured from the town centrehow we read the record →
- Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — measured at your address, and averaged away by any Grover Hill-wide figureread your own land →
More in Ohio
Wider growing context
What grows across OhioGrover Hill sits outside our named growing regions, so Ohio as a whole is its closest context here.