Seven Hills, Ohio, sits in USDA hardiness zone 6b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Among the crops suited to this profile: cabbage, hazelnut, lavender, and collard greens. The site-level story — soil, sun, drainage — decides the rest.
Even in Seven Hills, 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 Seven Hills 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 Seven Hills — soil, climate, flood, and parcel records. How we handle your address.
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Seven Hills — the short answer
Seven Hills, Ohio: USDA zone 6b, about 223 days between hard freezes, across 3K acres of city.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 6
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 15
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~223
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 3K 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 6b is Seven Hills's average, not your lot's — a low corner or a tree line moves it. Against Seven Hills's 223-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Seven Hills
Each reading below is measured for Seven Hills itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredSeven Hills runs about 223 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
MeasuredSeven Hills sits in USDA hardiness zone 6b.
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 Seven Hills is in
Seven Hills sits in the Erie Drift Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Seven Hills's own centroid rather than borrowed from Cuyahoga County.
What Grows in Seven Hills
Every plant below cleared Seven Hills's own zone 6b and its 223-day season. Each card opens that plant's Ohio profile. How we score.
Is it too late to plant in Seven Hills?
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 9; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 15 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
Documented around Seven Hills
Spotted lanternfly documented 2 miles from Seven Hills, first recorded 2023. What to watch for.
What's on the federal record near Seven Hills
Closest first, within ~10 miles of Seven Hills. Listing isn't leaking, and distance isn't exposure.
- KRUMREIG MARINAUnderground Storage Tanks · 650 ft
- WKYC-TV INC.Underground Storage Tanks · 0.5 mi
- CITY OF SEVEN HILLSUnderground Storage Tanks · 0.8 mi
- GIANT EAGLE STORE #6388Brownfields · 1.1 mi
- ASPEN DENTALBrownfields · 1.1 mi
- OFFICE COMPLEXUnderground Storage Tanks · 1.2 mi
- VALLEY BELT PUMP STATIONUnderground Storage Tanks · 1.2 mi
- GETGO FROM GIANT EAGLE #3388Underground Storage Tanks · 1.2 mi
- CLOAK & HANGERS CLEANERSBrownfields · 1.2 mi
- SEARS HARDWARE #5871Brownfields · 1.3 mi
- CIRCLE K #5589Brownfields · 1.3 mi
- SUN CO., INC. #0012-4214Underground Storage Tanks · 1.3 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Seven Hills'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 Seven Hills.
Sources Checked
within ~10 miles of Seven Hills
Severity Distribution
within ~10 miles of Seven Hills
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Seven Hills, two things run higher than the national average within ~10 miles of Seven Hills — Toxics Release Inventory (358 sites) and Superfund (55 sites). That's not a problem with your land — it's information about it.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in Seven Hills
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 Seven Hills average
Your land is one point inside Seven Hills
Everything above resolves to Seven Hills as a whole — one PHZM band and one 28°F frost record, read across 3K 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 city 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 Seven Hills Average
Seven Hills Average
- ●USDA Zones 6b, averaged across Seven Hills
- ●One soil character for all of Seven Hills
- ●Frost dates read at Seven Hills's scale: Apr 6 to Nov 15
YOUR Parcel
- ✓Your exact zone, not Seven Hills's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Seven Hills
Pull a site-specific report for your exact address in Seven Hills, Ohio — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Seven Hills averages can't show:
We read public map data around Seven Hills — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Seven Hills average
How we know this about Seven Hills
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this city’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Seven Hills’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 city grain anywhere on this page — there is no city-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 Seven Hills
When does frost risk typically end in Seven Hills?
The last hard freeze (28°F) in Seven Hills typically lands around Apr 6, 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 Apr 27.
When is the first frost in Seven Hills?
The first hard freeze (28°F) in Seven Hills typically arrives around Nov 15, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 1, so the watching starts about Oct 16 — about 223 days after the spring freeze cleared.
How long is the growing season in Seven Hills?
Measured between 28°F hard freezes, Seven Hills sees about 223 frost-free days — roughly Apr 6 through Nov 15, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 27 to Nov 1, about 188 days.
Is the soil safe to grow vegetables in Seven Hills?
The federal record around Seven Hills is a meaningful one — 3,747 documented sites, mostly Underground Storage Tanks entries (2,014), the nearest Underground Storage Tanks record about 0.1 miles 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 Seven Hills?
From about Oct 16 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 Nov 15 (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 Nov 15. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Seven Hills's scale — its 6b band and its 223-day season. Your yard writes its own version of Seven Hills'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 Seven Hills’s own scale
7 of the readings below were taken at Seven Hills's own scale — its own ~223-day season between 28°F freezes, the 3,137 acres it covers and 3,747 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Seven Hills's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Seven Hills's own 28°F hard-freeze dates, about Apr 6 and Nov 15 and the ~223-day span between themNOAA 1991–2020 Climate Normals
- 3,747 documented contamination sites on the federal record near Seven Hills, the closest Underground Storage Tanks record about 0.1 miles out from the town centreFederal environmental registers
- Seven Hills's boundary and the 3,137 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~223-day seasonGrowable Ground crop-matching engine
- The ecoregion at Seven Hills's own centroid, the Erie Drift PlainUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Seven Hillslydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Seven Hills's 3,137 acres read through its county's SSURGO summaryfrom Cuyahoga County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Cuyahoga 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 Cuyahoga County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Seven Hills's 3,137 acreswhy one lot differs from the next →
- Which side of Seven Hills you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 3,137 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.1 miles 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 Seven Hills-wide figureread your own land →