Coinjock, North Carolina, sits in USDA hardiness zone 8b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
A short list that earns its place here — cabbage, fig, california poppy, and collard greens — with any one site's soil, sun, and drainage making the final cut.
Even in Coinjock, 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 Coinjock 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 Coinjock — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Coinjock — the short answer
Coinjock, North Carolina: USDA zone 8b, about 287 days between hard freezes, across 538 acres of town.
- USDA zone
- 8b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 27
- Currituck County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 11
- Currituck County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~287
- Currituck County normal — NOAA 1991–2020, nearest to this town
- Town area
- 538 acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. No 30-year normal resolves at this town’s own centroid, so the hard-freeze dates are Currituck County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 8b is Coinjock's average, not your lot's — a low corner or a tree line moves it. Against Coinjock's 287-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Coinjock
Each reading below is measured for Coinjock itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsCoinjock runs about 287 days between hard freezes (read from Currituck County, the closest normal to Coinjock) — close to year-round growing.
Frost is rarely the limit here; winter plantings are as real as summer ones, and the harder question is which crops shrug off the summer heat.
Grow cool-season crops through the mild winter, and choose heat-tolerant varieties for the summer beds.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredCoinjock sits in USDA hardiness zone 8b.
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 Coinjock is in
Coinjock sits in the Middle Atlantic Coastal Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Coinjock's own centroid rather than borrowed from Currituck County.
What Grows in Coinjock
Every plant below cleared Coinjock's own zone 8b and its 287-day season. Each card opens that plant's North Carolina profile. How we score.
Is it too late to plant in Coinjock?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Jan 30; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 27 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 11 — long-season crops need about 90 days of runway, quick greens only 30. In a climate this gentle, “too late” hardly applies — the question becomes which crops prefer the cooler months ahead.
Documented around Coinjock
Spotted lanternfly documented 5 miles from Coinjock, first recorded 2021. What to watch for.
What's on the federal record near Coinjock
Closest first, within ~10 miles of Coinjock. Listing isn't leaking, and distance isn't exposure.
- MIDWAY MARINA & MOTELUnderground Storage Tanks · 1200 ft
- COINJOCK GAS HOUSEUnderground Storage Tanks · 2000 ft
- KEVIN'S STOREUnderground Storage Tanks · 2400 ft
- USCG STATION COINJOCKBrownfields · 0.6 mi
- MILLER MART 6Underground Storage Tanks · 0.6 mi
- COINJOCK EXXONUnderground Storage Tanks · 0.9 mi
- DIXIE TRADINGUnderground Storage Tanks · 1.3 mi
- COINJOCK MICROWAVE STA.Underground Storage Tanks · 1.3 mi
- COINJOCK EXCHANGEUnderground Storage Tanks · 1.3 mi
- HENRY'SUnderground Storage Tanks · 1.6 mi
- CK-074Nitrate · 2.7 mi
- 7-ELEVEN STORE 20996Underground Storage Tanks · 2.8 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Coinjock'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 Coinjock.
Total Sites
85
within ~10 miles of Coinjock
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Coinjock
Severity Distribution
within ~10 miles of Coinjock
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Coinjock, Underground Storage Tanks runs higher than the national average — 64 sites within ~10 miles of Coinjock. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Coinjock
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 Coinjock average
Your land is one point inside Coinjock
Everything above resolves to Coinjock as a whole — one PHZM band, read across 538 acres, with hard-freeze dates borrowed from Currituck County’s record because no 30-year normal resolves at this town’s own centroid. 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 Coinjock Average
Coinjock Average
- ●USDA Zones 8b, averaged across Coinjock
- ●One soil character for all of Coinjock
- ●Frost dates read at Coinjock's scale: Feb 27 to Dec 11
YOUR Parcel
- ✓Your exact zone, not Coinjock's 8b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Coinjock
Pull a site-specific report for your exact address in Coinjock, North Carolina — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Coinjock averages can't show:
We read public map data around Coinjock — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Coinjock average
How we know this about Coinjock
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 Currituck County’s record, because none resolves here; 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 Coinjock
When does frost risk typically end in Coinjock?
The last hard freeze (28°F) in Coinjock typically lands around Feb 27, 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 Mar 20.
When is the first frost in Coinjock?
The first hard freeze (28°F) in Coinjock typically arrives around Dec 11, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 27, so the watching starts about Nov 11 — about 287 days after the spring freeze cleared.
How long is the growing season in Coinjock?
Measured between 28°F hard freezes, Coinjock sees about 287 frost-free days — roughly Feb 27 through Dec 11, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 20 to Nov 27, about 252 days.
Is the soil safe to grow vegetables in Coinjock?
The federal record around Coinjock is a meaningful one — 85 documented sites, mostly Underground Storage Tanks entries (64), the nearest Underground Storage Tanks 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 Coinjock?
From about Nov 11 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 Dec 11 (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 Dec 11. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Coinjock's scale — its 8b band and its 287-day season. Your yard writes its own version of Coinjock'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 Coinjock’s own scale
6 of the readings below were taken at Coinjock's own scale — the 538 acres it covers and 85 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Coinjock's own USDA hardiness band, zones 8bUSDA PHZM 2023
- 85 documented contamination sites on the federal record near Coinjock, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Coinjock's boundary and the 538 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8b and a ~287-day seasonGrowable Ground crop-matching engine
- The ecoregion at Coinjock's own centroid, the Middle Atlantic Coastal PlainUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Coinjocklydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- The 28°F hard-freeze dates — Coinjock has no normal of its own, so its county's is the closest measured readfrom Currituck County
- Soil character — no town-scale survey exists, so Coinjock's 538 acres read through its county's SSURGO summaryfrom Currituck County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Currituck County
- The growing challenges every North Carolina grower plans around — written at state scale, so they stay on the state guidefrom North Carolina
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Currituck County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Coinjock's 538 acreswhy one lot differs from the next →
- Which side of Coinjock you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 538 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks 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 Coinjock-wide figureread your own land →