Dobbs Ferry, New York, sits in USDA hardiness zone 7a — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Well-matched crops include cabbage, hazelnut, 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 Dobbs Ferry, 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 Dobbs Ferry 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 Dobbs Ferry — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Dobbs Ferry — the short answer
Dobbs Ferry, New York: USDA zone 7a, about 241 days between hard freezes, across 2K acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 26
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 22
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~241
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 2K 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 7a is Dobbs Ferry's average, not your lot's — a low corner or a tree line moves it. Against Dobbs Ferry's 241-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Dobbs Ferry
Each reading below is measured for Dobbs Ferry itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredDobbs Ferry runs about 241 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
MeasuredDobbs Ferry sits in USDA hardiness zone 7a.
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 Dobbs Ferry is in
Dobbs Ferry sits in the Northeastern Coastal Zone — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Dobbs Ferry's own centroid rather than borrowed from Westchester County.
What Grows in Dobbs Ferry
Every plant below cleared Dobbs Ferry's own zone 7a and its 241-day season. Each card opens that plant's New York profile. How we score.
Is it too late to plant in Dobbs Ferry?
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 Feb 26; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 26 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 22 — 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 Dobbs Ferry
Spotted lanternfly documented 1 miles from Dobbs Ferry, first recorded 2020. What to watch for.
What's on the federal record near Dobbs Ferry
Closest first, within ~10 miles of Dobbs Ferry. Listing isn't leaking, and distance isn't exposure.
- TENNESSEE GAS PIPELINE CO LLC - MLDRIP 332-1Brownfields · 1200 ft
- MASTER SCHOOL THEBrownfields · 1600 ft
- PERFORMANCE SERVICE & PARTS INCBrownfields · 1900 ft
- HUDSON VIEW AUTO BODYBrownfields · 2100 ft
- OMBONI REAL ESTATE CORPUnderground Storage Tanks · 2100 ft
- ST JOHNS RIVERSIDE HOSPITAL - DOBBS FERRBrownfields · 2500 ft
- GOULD PARK POOLUnderground Storage Tanks · 2500 ft
- VILLAGE CLEANERS IN TOWNBrownfields · 2600 ft
- RIPPLEWOOD PHOSPHORUS LLCBrownfields · 0.5 mi
- DOBBS FERRY VILLAGE OF DPWBrownfields · 0.6 mi
- MERCY COLLEGEBrownfields · 0.7 mi
- AKZO NOBEL CHEMICALS INC.Brownfields · 0.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Dobbs Ferry'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 Dobbs Ferry.
Total Sites
2,786
within ~10 miles of Dobbs Ferry
Risk Level
Elevated
Highest-severity
22 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Dobbs Ferry
Severity Distribution
within ~10 miles of Dobbs Ferry
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Dobbs Ferry, Brownfields runs higher than the national average — 1,488 sites within ~10 miles of Dobbs Ferry. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Brownfields: Brownfield sites are former commercial or industrial properties where legacy soil contamination (heavy metals, PAHs, petroleum compounds) may persist.
Check EPA brownfield remediation status — many sites have completed cleanup with institutional controls.
Check your specific parcel in Dobbs Ferry
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 Dobbs Ferry average
Your land is one point inside Dobbs Ferry
Everything above resolves to Dobbs Ferry as a whole — one PHZM band and one 28°F frost record, read across 2K 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 Dobbs Ferry Average
Dobbs Ferry Average
- ●USDA Zones 7a, averaged across Dobbs Ferry
- ●One soil character for all of Dobbs Ferry
- ●Frost dates read at Dobbs Ferry's scale: Mar 26 to Nov 22
YOUR Parcel
- ✓Your exact zone, not Dobbs Ferry's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Dobbs Ferry
Pull a site-specific report for your exact address in Dobbs Ferry, New York — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Dobbs Ferry averages can't show:
We read public map data around Dobbs Ferry — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Dobbs Ferry average
How we know this about Dobbs Ferry
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 Dobbs Ferry’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 Dobbs Ferry
When does frost risk typically end in Dobbs Ferry?
The last hard freeze (28°F) in Dobbs Ferry typically lands around Mar 26, 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 16.
When is the first frost in Dobbs Ferry?
The first hard freeze (28°F) in Dobbs Ferry typically arrives around Nov 22, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 8, so the watching starts about Oct 23 — about 241 days after the spring freeze cleared.
How long is the growing season in Dobbs Ferry?
Measured between 28°F hard freezes, Dobbs Ferry sees about 241 frost-free days — roughly Mar 26 through Nov 22, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 16 to Nov 8, about 206 days.
Is the soil safe to grow vegetables in Dobbs Ferry?
The federal record around Dobbs Ferry is a meaningful one — 2,786 documented sites, mostly Brownfields entries (1,488), the nearest Brownfields record about 0.2 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 Dobbs Ferry?
From about Oct 23 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 22 (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 22. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Dobbs Ferry's scale — its 7a band and its 241-day season. Your yard writes its own version of Dobbs Ferry'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 Dobbs Ferry’s own scale
7 of the readings below were taken at Dobbs Ferry's own scale — its own ~241-day season between 28°F freezes, the 1,551 acres it covers and 2,786 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Dobbs Ferry's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Dobbs Ferry's own 28°F hard-freeze dates, about Mar 26 and Nov 22 and the ~241-day span between themNOAA 1991–2020 Climate Normals
- 2,786 documented contamination sites on the federal record near Dobbs Ferry, the closest Brownfields record about 0.2 miles out from the town centreFederal environmental registers
- Dobbs Ferry's boundary and the 1,551 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~241-day seasonGrowable Ground crop-matching engine
- The ecoregion at Dobbs Ferry's own centroid, the Northeastern Coastal ZoneUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Dobbs Ferrylydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Dobbs Ferry's 1,551 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 Dobbs Ferry's 1,551 acreswhy one lot differs from the next →
- Which side of Dobbs Ferry you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,551 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 0.2 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 Dobbs Ferry-wide figureread your own land →
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