Norwich, New York, sits in USDA hardiness zone 5b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Expect cabbage, cranberry, lavender, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Norwich, 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 Norwich 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 Norwich — soil, climate, flood, and parcel records. How we handle your address.
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Norwich — the short answer
Norwich, New York: USDA zone 5b, about 173 days between hard freezes, across 1K acres of city.
- USDA zone
- 5b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 29
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 19
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~173
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 1K 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 5b is Norwich's average, not your lot's — a low corner or a tree line moves it. Against Norwich's 173-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Norwich
Each reading below is measured for Norwich itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredNorwich runs about 173 days between hard freezes — a moderate growing season.
There is room for the full run of cool-season crops plus a warm-season main crop, but the calendar is tight enough that a late spring or early fall frost still decides how much finishes.
Time warm-season transplants to your last hard freeze, and a few weeks of season extension turns a near-miss harvest into a sure one.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredNorwich sits in USDA hardiness zone 5b.
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 Norwich is in
Norwich sits in the Northern Allegheny Plateau — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Norwich's own centroid rather than borrowed from Chenango County.
What Grows in Norwich
Every plant below cleared Norwich's own zone 5b and its 173-day season. Each card opens that plant's New York profile. How we score.
Is it too late to plant in Norwich?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Apr 1; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 29 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 19 — long-season crops need about 90 days of runway, quick greens only 30. Even past midsummer there is room for a true fall garden here, and garlic planted near the close carries the momentum into next year.
Documented around Norwich
Spotted lanternfly documented 24 miles from Norwich, first recorded 2022. What to watch for.
What's on the federal record near Norwich
Closest first, within ~10 miles of Norwich. Listing isn't leaking, and distance isn't exposure.
- NORWICH PENNYSAVERUnderground Storage Tanks · 200 ft
- COMMERCIAL DISPLAY & DESIGNBrownfields · 400 ft
- DBA RITE AID #10794Brownfields · 450 ft
- NORTH BROAD ST STATIONUnderground Storage Tanks · 500 ft
- CONTEL OF NEW YORK, INC.Underground Storage Tanks · 650 ft
- GOLDEN AGE APTUnderground Storage Tanks · 650 ft
- BURR & BURR AGENCY INC.Underground Storage Tanks · 750 ft
- CHENANGO COUNTY SHERIFF'S DEPT.Underground Storage Tanks · 750 ft
- CITY HALL & GARAGEUnderground Storage Tanks · 750 ft
- NORWICH TRUCK STOPUnderground Storage Tanks · 800 ft
- VICTORY MARKETS, INC.-COMPANY CAR GASUnderground Storage Tanks · 800 ft
- AGWAY ENERGY PRODUCTSUnderground Storage Tanks · 850 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Norwich'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 Norwich.
Total Sites
162
within ~10 miles of Norwich
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Norwich
Severity Distribution
within ~10 miles of Norwich
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Norwich, CAFO runs higher than the national average — 9 sites within ~10 miles of Norwich. That's not a problem with your land — it's information about it.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Check your specific parcel in Norwich
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 Norwich average
Your land is one point inside Norwich
Everything above resolves to Norwich as a whole — one PHZM band and one 28°F frost record, read across 1K 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 Norwich Average
Norwich Average
- ●USDA Zones 5b, averaged across Norwich
- ●One soil character for all of Norwich
- ●Frost dates read at Norwich's scale: Apr 29 to Oct 19
YOUR Parcel
- ✓Your exact zone, not Norwich's 5b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Norwich
Pull a site-specific report for your exact address in Norwich, New York — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Norwich averages can't show:
We read public map data around Norwich — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Norwich average
How we know this about Norwich
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 Norwich’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 Norwich
When does frost risk typically end in Norwich?
The last hard freeze (28°F) in Norwich typically lands around Apr 29, 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 20.
When is the first frost in Norwich?
The first hard freeze (28°F) in Norwich typically arrives around Oct 19, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 5, so the watching starts about Sep 19 — about 173 days after the spring freeze cleared.
How long is the growing season in Norwich?
Measured between 28°F hard freezes, Norwich sees about 173 frost-free days — roughly Apr 29 through Oct 19, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 20 to Oct 5, about 138 days.
Is the soil safe to grow vegetables in Norwich?
The federal record around Norwich is a meaningful one — 162 documented sites, mostly Underground Storage Tanks entries (88), 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 Norwich?
From about Sep 19 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 19 (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 19. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Norwich's scale — its 5b band and its 173-day season. Your yard writes its own version of Norwich'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 Norwich’s own scale
7 of the readings below were taken at Norwich's own scale — its own ~173-day season between 28°F freezes, the 1,359 acres it covers and 162 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Norwich's own USDA hardiness band, zones 5bUSDA PHZM 2023
- Norwich's own 28°F hard-freeze dates, about Apr 29 and Oct 19 and the ~173-day span between themNOAA 1991–2020 Climate Normals
- 162 documented contamination sites on the federal record near Norwich, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Norwich's boundary and the 1,359 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 5b and a ~173-day seasonGrowable Ground crop-matching engine
- The ecoregion at Norwich's own centroid, the Northern Allegheny PlateauUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Norwichlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Norwich's 1,359 acres read through its county's SSURGO summaryfrom Chenango County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Chenango County
- The growing challenges every New York grower plans around — written at state scale, so they stay on the state guidefrom New York
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Chenango County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Norwich's 1,359 acreswhy one lot differs from the next →
- Which side of Norwich you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,359 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 Norwich-wide figureread your own land →
More in New York
Wider growing context
What grows across New YorkNorwich sits outside our named growing regions, so New York as a whole is its closest context here.
Nearby growing guides