Generally — Most Areas
winter melon (zones 5-12) suits most of New York (4a-7b) — zones 5-7 are in range, and the rest of the state is the exception.
Winter Melon in New York — the short answer
Winter Melon in New York: hardy in zones 5–12, full sun, against a state median of ~185 frost-free days.
- Plant zones
- 5-12
- Manual horticultural correction (source not retained); NC State Extension and Missouri Botanical Garden, with the remaining rows from other published sources or Growable Ground compilation
- New York zones
- 4a-7b
- USDA PHZM 2023
- Frost window
- Apr 13 - Apr 29 – Oct 18 - Nov 5
- NOAA RCC ACIS 1991-2020, 28°F
- Shortest county season
- 136 days
- NOAA Regional Climate Centers ACIS, 1991-2020, county 28°F killing freeze
- Days to maturity
- 120 days
- Growable Ground Plant Database
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — per-field provenance varies and is published with the dataset.
Your yard isn't the whole zone.
New York spans zones 4a-7b, but your yard has its own microclimate — slope, trees, and low spots shift frost and sun across a single parcel. Enter your address and we'll score winter melon against your land's actual soil, sun, and frost.
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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New York is not one climate
A single New York answer averages 62 counties whose growing seasons are 122 days apart — from 136 frost-free days in Hamilton County to 258 in New York County. Which end of that your land sits nearer changes what winter melon can finish before the first hard freeze.
The middle half of 62 counties runs 173–204 days, with a median of 184 days — a 122-day span end to end.
Measured across 62 New York counties. NOAA Regional Climate Centers ACIS, 1991-2020, county 28°F killing freeze. Quartiles are order statistics — every figure shown is a value a real county recorded, not an interpolation. Your own site sits somewhere inside this range; a parcel report resolves where.
Where in New York Fits Best
Winter Melon is rated for zones 5–12 — a cold floor USDA puts at -20 to -10°F. Against New York’s 62 counties that band holds in 56 of them, and the line runs at Clinton County (zone 5a), the coldest county still inside it.
Inside zones 5–12
56 counties
- Fulton County · zone 5a
- Jefferson County · zone 5a
- Warren County · zone 5a
3 of 56 shown
Below the zone 5 floor
6 counties
- Essex County · zone 4a
- Franklin County · zone 4a
- Hamilton County · zone 4a
3 of 6 shown
Winter cold is the limit here — the same plant works in a container that comes under cover.
County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. A zone is a 10°F band of average annual extreme minimum temperature, so the floor above is the band the plant's rating denotes, not a single measured kill point. Slope, shelter and cold-air drainage routinely move a site half a zone either way from its county figure — which is the part only your address resolves.
Even within New York's zones 4a-7b, county microclimates differ enough to change what thrives. These counties carry the closest zone match for winter melon (USDA PHZM 2023):
Zone Comparison
Winter Melon Needs
- USDA Zones: 5-12
- Frost-Free Days: 80+
- Sun: Full Sun
- Mature size: 12 ft tall
- Picking window: ~14 days of harvest
- Drought tolerance: Low
New York Has
- USDA Zones: 4a-7b
- Last Hard Freeze (28°F): Apr 13 - Apr 29
- First Hard Freeze (28°F): Oct 18 - Nov 5
- Annual Rainfall: 30-50 inches
- Common Soils: Glacial till, Silt loam, Clay loam
Plant Zone Range (zones 5-12)
Preferred Soil pH
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS, and university Extension sources — per-field provenance varies and is published with the dataset. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Winter Melon in New York
The frost window
Across New York, the last spring hard freeze (28°F) clears between Apr 13 and Apr 29, and the first fall hard freeze lands between Oct 18 and Nov 5 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 172-day window you can count on — up to 206 days on a mild site in a kind year. That marks the hard freeze, not the last light frost, so tender transplants usually wait another 2-3 weeks.
Frost tenderness
Winter Melon is frost-tender — FAO ECOCROP puts its killing temperature at 32°F — so set plants out two to three weeks PAST your local last hard freeze, not on it and not on the state's earliest date. The 28°F marker above is when killing freezes stop, not when light frost does. That is the point where cold damages growing tissue, not a winter-survival floor — an established perennial comes through far colder while dormant, which is what its hardiness zone tells you.
When to start the seed
Those dates are when winter melon goes out, not when it starts. It is sown under cover about 3 weeks ahead, so counting back from New York's late-side last freeze of Apr 29 is what fixes your sowing date — and a yard that clears frost earlier than the state's late date starts earlier still.
Days to maturity vs. the window
At 120 days to maturity (Growable Ground Plant Database), counting from the last hard freeze it ripens with 52 days to spare even in New York's tightest freeze scenario — room for a later start or a second sowing.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: Growable Ground Plant Database — frost-free days from FAO ECOCROP, days to harvest from university Extension production guides, and growing-degree-day and chill-hour minimums that are compilation estimates rather than published figures. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
The zone check says winter melon survives winter in part of New York, not across all of it. Whether the season is long enough — and warm enough — is a different question.
Frost-free days
Winter Melon wants 80+ frost-free days; a typical New York site sees ~185 (NOAA Regional Climate Centers ACIS, 1991-2020). That leaves comfortable headroom for succession planting.
Growing degree days
Winter Melon needs ~3000 GDD (base 50°F) to ripen. The state median runs ~2042 GDD (from PRISM 1991-2020 climate normals), so New York's typical season runs short on heat — pick a south-facing site and consider season extension.
GDD and chill-hour figures are computed from PRISM 1991-2020 monthly climate normals; frost-free days from NOAA Regional Climate Centers ACIS, 1991-2020. Each is the state median across its counties (P25/P75 span the within-state spread). Hardiness-zone range is USDA PHZM 2023.
Soil + Drainage Fit
Winter Melon likes near-neutral soil (pH 5-7.5). That's the common-ground band across New York's glacial till and silt loam — a soil test confirms it for your site. It will grow across that whole span, but it does best between pH 5.6 and 6.8 — worth knowing before you decide whether a New York soil test result is a problem or just a number. Drainage matters: this plant wants well (dry spells). If your New York site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Plant pH requirements: FAO ECOCROP and USDA PLANTS, with the remaining rows from other published sources or Growable Ground compilation. Drainage: FAO ECOCROP, with the remaining rows from other published sources or Growable Ground compilation. New York soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Before you plant winter melon for food
Anything you grow to eat takes up what is in the ground it grows in, so what is on record near you is worth knowing before winter melon goes in. What follows is New York’s documented federal record at state scale — a screening signal, not a soil test, and not a statement about any one lot.
Safe to Grow Here?
What the federal record shows across New York — and how to grow with it.
We checked the federal record across New York — 75,562 documented sites across 8 of the 9 source types we track.
The most significant on record: 738 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
New York carries one of the heavier federal records we track — and that's not a verdict on your yard. Proximity to a documented site is information, not a diagnosis: nothing here says any particular parcel is affected. It does earn one concrete step — before food beds go in the ground, a professional soil test tells you exactly what you're working with, and raised beds with clean imported soil grow well almost anywhere in the meantime.
Sources Checked
across New York
Severity Distribution
across New York
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around New York, CAFO runs higher than the national average — 1,029 sites across New York. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
What Else to Consider for Winter Melon in New York
Zone compatibility tells you about winter cold survival — but New York growers also need to think about:
Short upstate growing season (100-140 frost-free days in Adirondacks)
Heavy clay soils in western NY require drainage improvement
Late spring frosts through May in higher elevations
Deer browse pressure is heavy in suburban and rural areas
What to actually do about these — and the constraints that apply to every New York grower, not just winter melon — is covered on the New York growing guide.
Timing shifts within New York
Winter Melon needs about 80 days of frost-free season to complete its cycle. Even Hamilton County — New York’s shortest season at 136 frost-free days — clears that by 56 days, so season length isn’t the constraint anywhere in New York. What varies is your own parcel.
Across New York’s 62 counties the frost-free season runs from 136 days in Hamilton County to 258 days in New York County — a spread of 122 days, which is why a single statewide planting date misleads. The median New York county sees 185 frost-free days, leaving winter melon about 105 days of slack on a typical parcel — room for a second sowing where the season runs long.
County last-freeze dates and frost-free day counts: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F freeze (earlier than the folk 32°F "last frost"). Winter Melon's 80-day requirement: USDA PLANTS / Growable Ground plant database (minimum frost-free days). A parcel report resolves your address's own frost dates.
Pollinator + Wildlife Value
Winter Melon draws honeybees and native bees (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, winter melon can only work that bloom inside New York's frost window — roughly 185 days, opening after the last 28°F freeze (Apr 13 - Apr 29) and closing at the first (Oct 18 - Nov 5), per NOAA Regional Climate Centers ACIS, 1991-2020.
New York Cooperative Extension
For New York-specific cultivar recommendations, planting calendars, and pest pressure for winter melon, the canonical source is Cornell Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Winter Melon native to New York?
No — the USDA PLANTS Database lists Winter Melon as introduced rather than native in the Lower 48, so it is not part of New York's native flora. It grows here as a garden plant; pairing it with a few New York natives keeps local pollinators fed too.
Looking for plants that belong here? The New York growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Winter Melon in New York
When can I plant Winter Melon in New York?
New York's last spring hard freeze (28°F) clears between Apr 13 and Apr 29, and the first fall hard freeze lands between Oct 18 and Nov 5 (NOAA Regional Climate Centers ACIS, 1991-2020). Winter Melon is frost-tender — its killing temperature is 32°F (FAO ECOCROP — the point where cold damages growing tissue, not a winter-survival floor) — so wait two to three weeks past your site's last hard freeze, when light frost has also stopped, before planting out.
Can Winter Melon mature before first frost in New York?
Yes — Winter Melon matures in 120 days (Growable Ground Plant Database), and New York's dependable hard-freeze-free window runs 172 days (NOAA Regional Climate Centers ACIS, 1991-2020), leaving 52 days of margin. Plant once the last hard freeze has passed — two to three weeks later for anything tender — and it ripens ahead of the first fall freeze.
What hardiness zone is Winter Melon grown in across New York?
New York spans USDA hardiness zones 4a-7b (USDA ARS PHZM 2023). Winter Melon carries a range of zones 5-12, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical New York site have?
A typical New York site sees ~185 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Winter Melon needs 80+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Winter Melon native to New York?
No — the USDA PLANTS Database lists Winter Melon as introduced rather than native in the Lower 48, so it is not part of New York's native flora. It grows here as a garden plant; pairing it with a few New York natives keeps local pollinators fed too.
How should I amend the soil for Winter Melon in New York?
Winter Melon prefers pH 5-7.5 and well (dry spells) drainage (FAO ECOCROP). That sits in the common-ground band across New York soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Winter Melon actually grow on my specific land in New York?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores winter melon against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in New York
State-level data is a sketch. Your Growable Ground report scores winter melon against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that New York winter melon averages can't show:
We read public map data around New York — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the New York winter melon average
Explore More
Growing guides for winter melon
Explore New York county by county
New York carries 62 counties with their own USDA zone — a sample of the growing pages for winter melon there:
Where else winter melon grows
Winter Melon's zone band crosses state lines — these are the states closest to New York in winter climate where it also has a page, plus the far ends of its range. Each one re-answers the question with that state's own record.
More to grow in New York
New York has a growing page for 893 plants — a rotating sample of the rest of the shelf.
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