Streetsboro, Ohio, sits in USDA hardiness zone 6a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Expect cabbage, hazelnut, lavender, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Streetsboro, 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 Streetsboro 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 Streetsboro — soil, climate, flood, and parcel records. How we handle your address.
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Streetsboro — the short answer
Streetsboro, Ohio: USDA zone 6a, about 207 days between hard freezes, across 15K acres of city.
- USDA zone
- 6a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 13
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 6
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~207
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 15K 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 Streetsboro's average, not your lot's — a low corner or a tree line moves it. Against Streetsboro's 207-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Streetsboro
Each reading below is measured for Streetsboro itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredStreetsboro runs about 207 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
MeasuredStreetsboro 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 Streetsboro is in
Streetsboro sits in the Erie Drift Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Streetsboro's own centroid rather than borrowed from Portage County.
What Grows in Streetsboro
Every plant below cleared Streetsboro's own zone 6a and its 207-day season. Each card opens that plant's Ohio profile. How we score.
Is it too late to plant in Streetsboro?
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 16; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 13 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 6 — long-season crops need about 90 days of runway, quick greens only 30. Here the season winds down slowly: late sowings, a real autumn harvest, and garlic in the ground before the first hard freeze.
Documented around Streetsboro
Spotted lanternfly documented 11 miles from Streetsboro, first recorded 2023. What to watch for.
What's on the federal record near Streetsboro
Closest first, within ~10 miles of Streetsboro. Listing isn't leaking, and distance isn't exposure.
- 9300 CORPORATIONUnderground Storage Tanks · 600 ft
- VACANT LOT ORPHAN TANKUnderground Storage Tanks · 700 ft
- 7-ELEVEN STORE #36208Underground Storage Tanks · 750 ft
- JOE MONESKYUnderground Storage Tanks · 750 ft
- GIANT EAGLE STORE #5863Brownfields · 750 ft
- GETGO #3359Underground Storage Tanks · 800 ft
- VACANT LOTUnderground Storage Tanks · 800 ft
- SURREY AUTO CENTERUnderground Storage Tanks · 850 ft
- STREETSBORO AMOCOBrownfields · 900 ft
- TRUE NORTH #120Underground Storage Tanks · 950 ft
- SPEEDWAY #3390Underground Storage Tanks · 1100 ft
- LOWES #1606Brownfields · 1200 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Streetsboro'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 Streetsboro.
Total Sites
1,009
within ~10 miles of Streetsboro
Risk Level
Elevated
Highest-severity
12 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Streetsboro
Severity Distribution
within ~10 miles of Streetsboro
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Streetsboro, Toxics Release Inventory runs higher than the national average — 144 sites within ~10 miles of Streetsboro. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Check your specific parcel in Streetsboro
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 Streetsboro average
Your land is one point inside Streetsboro
Everything above resolves to Streetsboro as a whole — one PHZM band and one 28°F frost record, read across 15K 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 Streetsboro Average
Streetsboro Average
- ●USDA Zones 6a, averaged across Streetsboro
- ●One soil character for all of Streetsboro
- ●Frost dates read at Streetsboro's scale: Apr 13 to Nov 6
YOUR Parcel
- ✓Your exact zone, not Streetsboro's 6a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Streetsboro
Pull a site-specific report for your exact address in Streetsboro, Ohio — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Streetsboro averages can't show:
We read public map data around Streetsboro — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Streetsboro average
How we know this about Streetsboro
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 Streetsboro’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 Streetsboro
When does frost risk typically end in Streetsboro?
The last hard freeze (28°F) in Streetsboro typically lands around Apr 13, 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 4.
When is the first frost in Streetsboro?
The first hard freeze (28°F) in Streetsboro typically arrives around Nov 6, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 23, so the watching starts about Oct 7 — about 207 days after the spring freeze cleared.
How long is the growing season in Streetsboro?
Measured between 28°F hard freezes, Streetsboro sees about 207 frost-free days — roughly Apr 13 through Nov 6, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 4 to Oct 23, about 172 days.
Is the soil safe to grow vegetables in Streetsboro?
The federal record around Streetsboro is a meaningful one — 1,009 documented sites, mostly Brownfields entries (434), 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 Streetsboro?
From about Oct 7 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 6 (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 6. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Streetsboro's scale — its 6a band and its 207-day season. Your yard writes its own version of Streetsboro'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 Streetsboro’s own scale
7 of the readings below were taken at Streetsboro's own scale — its own ~207-day season between 28°F freezes, the 15,012 acres it covers and 1,009 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Streetsboro's own USDA hardiness band, zones 6aUSDA PHZM 2023
- Streetsboro's own 28°F hard-freeze dates, about Apr 13 and Nov 6 and the ~207-day span between themNOAA 1991–2020 Climate Normals
- 1,009 documented contamination sites on the federal record near Streetsboro, the closest Underground Storage Tanks record about 0.1 miles out from the town centreFederal environmental registers
- Streetsboro's boundary and the 15,012 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6a and a ~207-day seasonGrowable Ground crop-matching engine
- The ecoregion at Streetsboro's own centroid, the Erie Drift PlainUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Streetsborolydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Streetsboro's 15,012 acres read through its county's SSURGO summaryfrom Portage County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Portage 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 Portage County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Streetsboro's 15,012 acreswhy one lot differs from the next →
- Which side of Streetsboro you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 15,012 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 Streetsboro-wide figureread your own land →