New Rochelle, New York, sits in USDA hardiness zone 7b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Well-matched crops include cabbage, prickly pear, california poppy, and collard greens, and the gap between "grows in the area" and "grows in your yard" is closed by soil, sun, and drainage.
Even in New Rochelle, 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 New Rochelle 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 New Rochelle — soil, climate, flood, and parcel records. How we handle your address.
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New Rochelle — the short answer
New Rochelle, New York: USDA zone 7b, about 255 days between hard freezes, across 7K acres of city.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 21
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Dec 1
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~255
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 7K 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 7b is New Rochelle's average, not your lot's — a low corner or a tree line moves it. Against New Rochelle's 255-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in New Rochelle
Each reading below is measured for New Rochelle itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredNew Rochelle runs about 255 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
MeasuredNew Rochelle sits in USDA hardiness zone 7b.
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 New Rochelle is in
New Rochelle sits in the Northeastern Coastal Zone — EPA Level III, inside the wider Eastern Temperate Forests. That is read at New Rochelle's own centroid rather than borrowed from Westchester County.
What Grows in New Rochelle
Every plant below cleared New Rochelle's own zone 7b and its 255-day season. Each card opens that plant's New York profile. How we score.
Is it too late to plant in New Rochelle?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 21; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 21 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 1 — 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 New Rochelle
Spotted lanternfly documented 2 miles from New Rochelle, first recorded 2021. What to watch for.
What's on the federal record near New Rochelle
Closest first, within ~10 miles of New Rochelle. Listing isn't leaking, and distance isn't exposure.
- SEVEN-UP BOTTLING CO, NEW YORKToxics Release Inventory · 1700 ft
- DIE CAST & FORGE CORPBrownfields · 2000 ft
- LASER FRAME & BODY REPAIRBrownfields · 2100 ft
- NEW ROCHELLE AUTO BODY INCBrownfields · 2200 ft
- MTA PENN STATION ACCESS PROJECT WESTCHESTER SECTION AMTRAK RIGHT OF WAY (ROW)Brownfields · 2300 ft
- GER INDUSTRIES INCBrownfields · 2300 ft
- B & B AUTO REPAIRBrownfields · 2300 ft
- FLYNN BURNER CORPBrownfields · 2300 ft
- MAYFLOWER CLEANERSBrownfields · 2400 ft
- HAN'S CLEANERSBrownfields · 2400 ft
- EAST COAST AUTO BODY INCBrownfields · 2400 ft
- CVS PHARMACY #0522Brownfields · 2500 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from New Rochelle'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 New Rochelle.
Sources Checked
within ~10 miles of New Rochelle
Severity Distribution
within ~10 miles of New Rochelle
Highest-Severity Sites
Know Before You Grow
- •Near a brownfield, raised beds of imported soil give your food clean ground.
- •Underground tanks leak petroleum as they age — near a former filling station, test the soil.
- •On a private well, test for nitrates: above 10 mg/L the water needs treatment before irrigating.
Check your specific parcel in New Rochelle
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 New Rochelle average
Your land is one point inside New Rochelle
Everything above resolves to New Rochelle as a whole — one PHZM band and one 28°F frost record, read across 7K 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 New Rochelle Average
New Rochelle Average
- ●USDA Zones 7b, averaged across New Rochelle
- ●One soil character for all of New Rochelle
- ●Frost dates read at New Rochelle's scale: Mar 21 to Dec 1
YOUR Parcel
- ✓Your exact zone, not New Rochelle's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in New Rochelle
Pull a site-specific report for your exact address in New Rochelle, New York — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that New Rochelle averages can't show:
We read public map data around New Rochelle — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the New Rochelle average
How we know this about New Rochelle
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 New Rochelle’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 New Rochelle
When does frost risk typically end in New Rochelle?
The last hard freeze (28°F) in New Rochelle typically lands around Mar 21, 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 11.
When is the first frost in New Rochelle?
The first hard freeze (28°F) in New Rochelle typically arrives around Dec 1, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 17, so the watching starts about Nov 1 — about 255 days after the spring freeze cleared.
How long is the growing season in New Rochelle?
Measured between 28°F hard freezes, New Rochelle sees about 255 frost-free days — roughly Mar 21 through Dec 1, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 11 to Nov 17, about 220 days.
Is the soil safe to grow vegetables in New Rochelle?
The federal record around New Rochelle runs heavier than most — 4,356 documented sites, mostly Brownfields entries (2,048), the nearest Toxics Release Inventory record about 0.3 miles out — 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 New Rochelle?
From about Nov 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 Dec 1 (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 Dec 1. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at New Rochelle's scale — its 7b band and its 255-day season. Your yard writes its own version of New Rochelle'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 New Rochelle’s own scale
7 of the readings below were taken at New Rochelle's own scale — its own ~255-day season between 28°F freezes, the 6,583 acres it covers and 4,356 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- New Rochelle's own USDA hardiness band, zones 7bUSDA PHZM 2023
- New Rochelle's own 28°F hard-freeze dates, about Mar 21 and Dec 1 and the ~255-day span between themNOAA 1991–2020 Climate Normals
- 4,356 documented contamination sites on the federal record near New Rochelle, the closest Toxics Release Inventory record about 0.3 miles out from the town centreFederal environmental registers
- New Rochelle's boundary and the 6,583 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~255-day seasonGrowable Ground crop-matching engine
- The ecoregion at New Rochelle's own centroid, the Northeastern Coastal ZoneUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of New Rochellelydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so New Rochelle's 6,583 acres read through its county's SSURGO summaryfrom Westchester County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Westchester 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 Westchester County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among New Rochelle's 6,583 acreswhy one lot differs from the next →
- Which side of New Rochelle you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 6,583 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Toxics Release Inventory record about 0.3 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 New Rochelle-wide figureread your own land →
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