Hailesboro, New York, sits in USDA hardiness zone 4b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Crops well matched to these conditions include cabbage, cranberry, turkish rocket, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Hailesboro, 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 Hailesboro 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 Hailesboro — soil, climate, flood, and parcel records. How we handle your address.
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Hailesboro — the short answer
Hailesboro, New York: USDA zone 4b, about 169 days between hard freezes, across 3K acres of town.
- USDA zone
- 4b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 28
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 14
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~169
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town 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 4b is Hailesboro's average, not your lot's — a low corner or a tree line moves it. Against Hailesboro's 169-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Hailesboro
Each reading below is measured for Hailesboro itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredHailesboro runs about 169 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
MeasuredHailesboro sits in USDA hardiness zone 4b.
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 Hailesboro is in
Hailesboro sits in the Eastern Great Lakes Lowlands — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Hailesboro's own centroid rather than borrowed from St. Lawrence County.
What Grows in Hailesboro
Every plant below cleared Hailesboro's own zone 4b and its 169-day season. Each card opens that plant's New York profile. How we score.
Is it too late to plant in Hailesboro?
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 31; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 28 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 14 — 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 Hailesboro
Survey cells within 31 miles of Hailesboro checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 70 miles off. What to watch for.
What's on the federal record near Hailesboro
Closest first, within ~10 miles of Hailesboro. Listing isn't leaking, and distance isn't exposure.
- FULLER'S PARKVIEW MARKETUnderground Storage Tanks · 0.6 mi
- MONICA PROPERTYUnderground Storage Tanks · 0.8 mi
- NYS DOTUnderground Storage Tanks · 0.8 mi
- SPILMAN'S GARAGEUnderground Storage Tanks · 1.0 mi
- BESTWAY ENTERPRISES INCToxics Release Inventory · 1.0 mi
- BESTWAY ENTERPRISES INCBrownfields · 1.0 mi
- NYSDOT BIN 1027510Brownfields · 1.1 mi
- ST2074Nitrate · 1.4 mi
- FOWLER ELEMENTARY SCHOOLUnderground Storage Tanks · 1.6 mi
- GOUVERNEURPFAS · 2.0 mi
- GOUVERNEUR(V) WTPUnderground Storage Tanks · 2.0 mi
- WRIGHT TOWN HIGHWAY DEPARTMENTUnderground Storage Tanks · 2.0 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Hailesboro'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 Hailesboro.
Total Sites
125
within ~10 miles of Hailesboro
Risk Level
High
Highest-severity
7 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Hailesboro
Severity Distribution
within ~10 miles of Hailesboro
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Hailesboro, Mining runs higher than the national average — 19 sites within ~10 miles of Hailesboro. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
Mining: Mining sites — both historic and active — can leach heavy metals (arsenic, lead, cadmium, mercury) into soil and water for centuries after operations cease.
Test soil for heavy metals (lead, arsenic, cadmium, mercury) — this is essential near any mining site.
Check your specific parcel in Hailesboro
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 Hailesboro average
Your land is one point inside Hailesboro
Everything above resolves to Hailesboro 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 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 Hailesboro Average
Hailesboro Average
- ●USDA Zones 4b, averaged across Hailesboro
- ●One soil character for all of Hailesboro
- ●Frost dates read at Hailesboro's scale: Apr 28 to Oct 14
YOUR Parcel
- ✓Your exact zone, not Hailesboro's 4b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Hailesboro
Pull a site-specific report for your exact address in Hailesboro, New York — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Hailesboro averages can't show:
We read public map data around Hailesboro — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Hailesboro average
How we know this about Hailesboro
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 Hailesboro’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 Hailesboro
When does frost risk typically end in Hailesboro?
The last hard freeze (28°F) in Hailesboro typically lands around Apr 28, 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 19.
When is the first frost in Hailesboro?
The first hard freeze (28°F) in Hailesboro typically arrives around Oct 14, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Sep 30, so the watching starts about Sep 14 — about 169 days after the spring freeze cleared.
How long is the growing season in Hailesboro?
Measured between 28°F hard freezes, Hailesboro sees about 169 frost-free days — roughly Apr 28 through Oct 14, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 19 to Sep 30, about 134 days.
Is the soil safe to grow vegetables in Hailesboro?
The federal record around Hailesboro runs heavier than most — 125 documented sites, mostly Underground Storage Tanks entries (63), the nearest Underground Storage Tanks record about 0.6 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 Hailesboro?
From about Sep 14 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 14 (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 14. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Hailesboro's scale — its 4b band and its 169-day season. Your yard writes its own version of Hailesboro'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 Hailesboro’s own scale
7 of the readings below were taken at Hailesboro's own scale — its own ~169-day season between 28°F freezes, the 3,008 acres it covers and 125 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Hailesboro's own USDA hardiness band, zones 4bUSDA PHZM 2023
- Hailesboro's own 28°F hard-freeze dates, about Apr 28 and Oct 14 and the ~169-day span between themNOAA 1991–2020 Climate Normals
- 125 documented contamination sites on the federal record near Hailesboro, the closest Underground Storage Tanks record about 0.6 miles out from the town centreFederal environmental registers
- Hailesboro's boundary and the 3,008 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4b and a ~169-day seasonGrowable Ground crop-matching engine
- The ecoregion at Hailesboro's own centroid, the Eastern Great Lakes LowlandsUS EPA Level III Ecoregions
- Lanternfly survey cells around Hailesboro checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Hailesboro's 3,008 acres read through its county's SSURGO summaryfrom St. Lawrence County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom St. Lawrence 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 St. Lawrence County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Hailesboro's 3,008 acreswhy one lot differs from the next →
- Which side of Hailesboro you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 3,008 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.6 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 Hailesboro-wide figureread your own land →