Yes — Strong Match
Chinese chestnut (zones 4-8) covers every zone New Jersey contains (6a-8a), so hardiness is not what limits it anywhere in the state.
Chinese Chestnut in New Jersey — the short answer
Chinese Chestnut in New Jersey: hardy in zones 4–8, full sun, against a state median of ~222 frost-free days.
- Plant zones
- 4-8
- 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 Jersey zones
- 6a-8a
- USDA PHZM 2023
- Frost window
- Mar 26 - Apr 4 – Nov 5 - Nov 17
- NOAA RCC ACIS 1991-2020, 28°F
- Shortest county season
- 196 days
- NOAA Regional Climate Centers ACIS, 1991-2020, county 28°F killing freeze
- Days to maturity
- 1460 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 Jersey spans zones 6a-8a, but your yard sits in exactly one — and slope, tree cover, and cold-air pockets nudge it further. Enter your address and we'll score chinese chestnut against your parcel's actual hardiness, soil, and sun.
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
New Jersey is not one climate
New Jersey’s winter-low ladder runs across 21 counties, from zone 6.5 in Morris County to zone 7.5 in Salem County. That is 10°F between the two counties’ average coldest night — the difference between chinese chestnut overwintering in the ground and coming under cover.
The middle half of 21 counties runs 7–7 zones, with a median of 7 zones — a 1-zone span end to end.
Measured across 21 New Jersey counties. USDA PHZM 2023, per county. 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 Jersey Fits Best
Even within New Jersey's zones 6a-8a, county microclimates differ enough to change what thrives. These counties carry the closest zone match for chinese chestnut (USDA PHZM 2023):
Zone Comparison
Chinese Chestnut Needs
- USDA Zones: 4-8
- Frost-Free Days: 150+
- Sun: Full Sun
- Mature size: 40 ft tall
- Drought tolerance: Medium
New Jersey Has
- USDA Zones: 6a-8a
- Last Hard Freeze (28°F): Mar 26 - Apr 4
- First Hard Freeze (28°F): Nov 5 - Nov 17
- Annual Rainfall: 40-50 inches
- Common Soils: Sandy loam (Pine Barrens), Silt loam, Clay
Plant Zone Range (zones 4-8)
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 Chinese Chestnut in New Jersey
The frost window
Across New Jersey, the last spring hard freeze (28°F) clears between Mar 26 and Apr 4, and the first fall hard freeze lands between Nov 5 and Nov 17 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 215-day window you can count on — up to 236 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.
Winter standing
New Jersey runs as cold as USDA zone 6, and no sourced winter-hardiness floor is on record for chinese chestnut, so this page does not state whether it overwinters here — and gives no fall establishment date on the strength of a guess. Whether chinese chestnut is a permanent planting or a replant-every-spring crop for you turns on your own zone within New Jersey; check its hardiness range against that before treating it as long-lived ground.
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 chinese chestnut survives winter here. Whether the season is long enough — and warm enough — is a different question.
Frost-free days
Chinese Chestnut wants 150+ frost-free days; a typical New Jersey site sees ~222 (NOAA Regional Climate Centers ACIS, 1991-2020). That leaves comfortable headroom for succession planting.
Growing degree days
Chinese Chestnut needs ~2200 GDD (base 50°F) to ripen. The state median runs ~3340 GDD (from PRISM 1991-2020 climate normals), so New Jersey's typical season clears that easily.
Chill hours
Chinese Chestnut requires ~600 chill hours (32-45°F dormancy window). New Jersey typically banks ~2500 chill hours per winter (from PRISM 1991-2020 climate normals), which keeps this plant on track.
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
Chinese Chestnut likes near-neutral soil (pH 5-7.5). That's the common-ground band across New Jersey's sandy loam (pine barrens) and silt loam — a soil test confirms it for your site. It will grow across that whole span, but it does best between pH 5.5 and 6.5 — worth knowing before you decide whether a New Jersey soil test result is a problem or just a number. Drainage matters: this plant wants well (dry spells). If your New Jersey 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 Jersey soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Before you plant chinese chestnut 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 chinese chestnut goes in. What follows is New Jersey’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 Jersey — and how to grow with it.
We checked the federal record across New Jersey — 41,663 documented sites across 7 of the 9 source types we track.
The most significant on record: 877 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
New Jersey 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 Jersey
Severity Distribution
across New Jersey
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around New Jersey, Superfund runs higher than the national average — 877 sites across New Jersey. That's not a problem with your land — it's information about it.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
What Else to Consider for Chinese Chestnut in New Jersey
Zone compatibility tells you about winter cold survival — but New Jersey growers also need to think about:
Sandy Pine Barrens soils are nutrient-poor
Urban heat island effects in northern NJ
Deer browse is extreme in suburban areas
What to actually do about these — and the constraints that apply to every New Jersey grower, not just chinese chestnut — is covered on the New Jersey growing guide.
Timing shifts within New Jersey
Chinese Chestnut needs about 150 days of frost-free season to complete its cycle. Even Sussex County — New Jersey’s shortest season at 196 frost-free days — clears that by 46 days, so season length isn’t the constraint anywhere in New Jersey. What varies is your own parcel.
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"). Chinese Chestnut's 150-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
Chinese Chestnut draws honeybees and native bees (high value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, chinese chestnut can only work that bloom inside New Jersey's frost window — roughly 222 days, opening after the last 28°F freeze (Mar 26 - Apr 4) and closing at the first (Nov 5 - Nov 17), per NOAA Regional Climate Centers ACIS, 1991-2020.
New Jersey Cooperative Extension
For New Jersey-specific cultivar recommendations, planting calendars, and pest pressure for chinese chestnut, the canonical source is Rutgers Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Chinese Chestnut native to New Jersey?
No — the USDA PLANTS Database lists Chinese Chestnut as introduced rather than native in the Lower 48, so it is not part of New Jersey's native flora. It grows here as a garden plant; pairing it with a few New Jersey natives keeps local pollinators fed too.
Looking for plants that belong here? The New Jersey 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 Chinese Chestnut in New Jersey
When can I plant Chinese Chestnut in New Jersey?
New Jersey's last spring hard freeze (28°F) clears between Mar 26 and Apr 4, and the first fall hard freeze lands between Nov 5 and Nov 17 (NOAA Regional Climate Centers ACIS, 1991-2020). No sourced winter-hardiness floor is on record for Chinese Chestnut, so this page does not state whether it overwinters in New Jersey and publishes no fall establishment date for it — check its hardiness range against your own zone before treating it as a permanent planting.
What hardiness zone is Chinese Chestnut grown in across New Jersey?
New Jersey spans USDA hardiness zones 6a-8a (USDA ARS PHZM 2023). Chinese Chestnut carries a range of zones 4-8, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical New Jersey site have?
A typical New Jersey site sees ~222 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Chinese Chestnut needs 150+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Chinese Chestnut native to New Jersey?
No — the USDA PLANTS Database lists Chinese Chestnut as introduced rather than native in the Lower 48, so it is not part of New Jersey's native flora. It grows here as a garden plant; pairing it with a few New Jersey natives keeps local pollinators fed too.
How should I amend the soil for Chinese Chestnut in New Jersey?
Chinese Chestnut prefers pH 5-7.5 and well (dry spells) drainage (FAO ECOCROP). That sits in the common-ground band across New Jersey soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Chinese Chestnut actually grow on my specific land in New Jersey?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores chinese chestnut 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 Jersey
State-level data is a sketch. Your Growable Ground report scores chinese chestnut against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that New Jersey chinese chestnut averages can't show:
We read public map data around New Jersey — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the New Jersey chinese chestnut average
Explore More
Growing guides for chinese chestnut
Explore New Jersey county by county
New Jersey carries 21 counties with their own USDA zone — a sample of the growing pages for chinese chestnut there:
Where else chinese chestnut grows
Chinese Chestnut's zone band crosses state lines — these are the states closest to New Jersey 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 Jersey
New Jersey has a growing page for 1,020 plants — a rotating sample of the rest of the shelf.
Last updated: