Milford, New Jersey, sits in USDA hardiness zone 7a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
These conditions suit cabbage, hazelnut, california poppy, and collard greens — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Milford, 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 Milford 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 Milford — soil, climate, flood, and parcel records. How we handle your address.
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Milford — the short answer
Milford, New Jersey: USDA zone 7a, about 215 days between hard freezes, across 756 acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 4
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~215
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 756 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 Milford's average, not your lot's — a low corner or a tree line moves it. Against Milford's 215-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Milford
Each reading below is measured for Milford itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredMilford runs about 215 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
MeasuredMilford 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 Milford is in
Milford sits in the Northern Piedmont — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Milford's own centroid rather than borrowed from Hunterdon County.
What Grows in Milford
Every plant below cleared Milford's own zone 7a and its 215-day season. Each card opens that plant's New Jersey profile. How we score.
Is it too late to plant in Milford?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Mar 7; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 4 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 5 — long-season crops need about 90 days of runway, quick greens only 30. There is slack in a calendar like this — late plantings, second rounds of favorites, and a fall bench that keeps beds working.
Documented around Milford
Spotted lanternfly documented 3 miles from Milford, first recorded 2018. What to watch for.
What's on the federal record near Milford
Closest first, within ~10 miles of Milford. Listing isn't leaking, and distance isn't exposure.
- 190012-- PW 1Nitrate · 1700 ft
- A&L OIL CO INCUnderground Storage Tanks · 1800 ft
- MILFORD CITGOUnderground Storage Tanks · 2200 ft
- MILFORD SERVICE CENTERUnderground Storage Tanks · 2200 ft
- GULBRANDSEN CO INCUnderground Storage Tanks · 0.6 mi
- SWAMPS RIVERSIDE GARAGEUnderground Storage Tanks · 0.8 mi
- CURTIS SPECIALTY PAPERS MILFORD MILLToxics Release Inventory · 0.8 mi
- CURTIS SPECIALTY PAPERS MILFORD MILLSuperfund · 0.8 mi
- TINICUM PARKUnderground Storage Tanks · 0.8 mi
- DURNAN BROSUnderground Storage Tanks · 0.9 mi
- JAMES RIVER RIEGEL PRODUCTS CORPUnderground Storage Tanks · 1.1 mi
- 190001-- Ind 5Nitrate · 1.2 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Milford'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 Milford.
Sources Checked
within ~10 miles of Milford
Severity Distribution
within ~10 miles of Milford
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Milford, Superfund runs higher than the national average — 16 sites within ~10 miles of Milford. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
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).
Check your specific parcel in Milford
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 Milford average
Your land is one point inside Milford
Everything above resolves to Milford as a whole — one PHZM band and one 28°F frost record, read across 756 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 Milford Average
Milford Average
- ●USDA Zones 7a, averaged across Milford
- ●One soil character for all of Milford
- ●Frost dates read at Milford's scale: Apr 4 to Nov 5
YOUR Parcel
- ✓Your exact zone, not Milford's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Milford
Pull a site-specific report for your exact address in Milford, New Jersey — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Milford averages can't show:
We read public map data around Milford — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Milford average
How we know this about Milford
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 Milford’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 Milford
When does frost risk typically end in Milford?
The last hard freeze (28°F) in Milford typically lands around Apr 4, 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 25.
When is the first frost in Milford?
The first hard freeze (28°F) in Milford typically arrives around Nov 5, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 22, so the watching starts about Oct 6 — about 215 days after the spring freeze cleared.
How long is the growing season in Milford?
Measured between 28°F hard freezes, Milford sees about 215 frost-free days — roughly Apr 4 through Nov 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 25 to Oct 22, about 180 days.
Is the soil safe to grow vegetables in Milford?
The federal record around Milford runs heavier than most — 540 documented sites, mostly Underground Storage Tanks entries (282), the nearest Nitrate 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 Milford?
From about Oct 6 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 5 (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 5. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Milford's scale — its 7a band and its 215-day season. Your yard writes its own version of Milford'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 Milford’s own scale
7 of the readings below were taken at Milford's own scale — its own ~215-day season between 28°F freezes, the 756 acres it covers and 540 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Milford's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Milford's own 28°F hard-freeze dates, about Apr 4 and Nov 5 and the ~215-day span between themNOAA 1991–2020 Climate Normals
- 540 documented contamination sites on the federal record near Milford, the closest Nitrate record about 0.3 miles out from the town centreFederal environmental registers
- Milford's boundary and the 756 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~215-day seasonGrowable Ground crop-matching engine
- The ecoregion at Milford's own centroid, the Northern PiedmontUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Milfordlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Milford's 756 acres read through its county's SSURGO summaryfrom Hunterdon County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Hunterdon County
- The growing challenges every New Jersey grower plans around — written at state scale, so they stay on the state guidefrom New Jersey
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Hunterdon County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Milford's 756 acreswhy one lot differs from the next →
- Which side of Milford you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 756 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate 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 Milford-wide figureread your own land →
More in New Jersey
Wider growing context
What grows across New JerseyMilford sits outside our named growing regions, so New Jersey as a whole is its closest context here.
Nearby growing guides