Culpeper, Virginia, 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.
Reliable performers under these conditions include cabbage, hazelnut, california poppy, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Culpeper, 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 Culpeper 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 Culpeper — soil, climate, flood, and parcel records. How we handle your address.
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Culpeper — the short answer
Culpeper, Virginia: USDA zone 7a, about 222 days between hard freezes, across 5K acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 28
- 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
- ~222
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 5K 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 Culpeper's average, not your lot's — a low corner or a tree line moves it. Against Culpeper's 222-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Culpeper
Each reading below is measured for Culpeper itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredCulpeper runs about 222 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
MeasuredCulpeper 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 Culpeper is in
Culpeper sits in the Northern Piedmont — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Culpeper's own centroid rather than borrowed from Culpeper County.
What Grows in Culpeper
Every plant below cleared Culpeper's own zone 7a and its 222-day season. Each card opens that plant's Virginia profile. How we score.
Is it too late to plant in Culpeper?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 28; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 28 (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. Here the season winds down slowly: late sowings, a real autumn harvest, and garlic in the ground before the first hard freeze.
Documented around Culpeper
Spotted lanternfly documented 0 miles from Culpeper, first recorded 2022. What to watch for.
What's on the federal record near Culpeper
Closest first, within ~10 miles of Culpeper. Listing isn't leaking, and distance isn't exposure.
- TONYS BODY SHOPBrownfields · 350 ft
- Empire Oil 887/ Sunoco 0585 4021Underground Storage Tanks · 800 ft
- BATES BODY SHOPUnderground Storage Tanks · 800 ft
- PULLIAMSUnderground Storage Tanks · 800 ft
- JACK GRIFFINUnderground Storage Tanks · 900 ft
- JAYNES INUnderground Storage Tanks · 900 ft
- MAIN ST CHEVRONUnderground Storage Tanks · 950 ft
- Culpeper Municipal Power PlantUnderground Storage Tanks · 1100 ft
- Hill JohnUnderground Storage Tanks · 1300 ft
- HENRY JENKINS SEPTICUnderground Storage Tanks · 1300 ft
- Merrimac GroceryUnderground Storage Tanks · 1300 ft
- BELL ATLANTICUnderground Storage Tanks · 1300 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Culpeper'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 Culpeper.
Sources Checked
within ~10 miles of Culpeper
Severity Distribution
within ~10 miles of Culpeper
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Culpeper, Underground Storage Tanks runs higher than the national average — 179 sites within ~10 miles of Culpeper. That's not a problem with your land — it's information about 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 Culpeper
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 Culpeper average
Your land is one point inside Culpeper
Everything above resolves to Culpeper as a whole — one PHZM band and one 28°F frost record, read across 5K 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 Culpeper Average
Culpeper Average
- ●USDA Zones 7a, averaged across Culpeper
- ●One soil character for all of Culpeper
- ●Frost dates read at Culpeper's scale: Mar 28 to Nov 5
YOUR Parcel
- ✓Your exact zone, not Culpeper's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Culpeper
Pull a site-specific report for your exact address in Culpeper, Virginia — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Culpeper averages can't show:
We read public map data around Culpeper — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Culpeper average
How we know this about Culpeper
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 Culpeper’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 Culpeper
When does frost risk typically end in Culpeper?
The last hard freeze (28°F) in Culpeper typically lands around Mar 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 Apr 18.
When is the first frost in Culpeper?
The first hard freeze (28°F) in Culpeper 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 222 days after the spring freeze cleared.
How long is the growing season in Culpeper?
Measured between 28°F hard freezes, Culpeper sees about 222 frost-free days — roughly Mar 28 through Nov 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 18 to Oct 22, about 187 days.
Is the soil safe to grow vegetables in Culpeper?
The federal record around Culpeper is a meaningful one — 262 documented sites, mostly Underground Storage Tanks entries (179), the nearest Brownfields record under a tenth of a mile 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 Culpeper?
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 Culpeper's scale — its 7a band and its 222-day season. Your yard writes its own version of Culpeper'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 Culpeper’s own scale
7 of the readings below were taken at Culpeper's own scale — its own ~222-day season between 28°F freezes, the 4,828 acres it covers and 262 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Culpeper's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Culpeper's own 28°F hard-freeze dates, about Mar 28 and Nov 5 and the ~222-day span between themNOAA 1991–2020 Climate Normals
- 262 documented contamination sites on the federal record near Culpeper, the closest Brownfields record under a tenth of a mile out from the town centreFederal environmental registers
- Culpeper's boundary and the 4,828 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~222-day seasonGrowable Ground crop-matching engine
- The ecoregion at Culpeper's own centroid, the Northern PiedmontUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Culpeperlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Culpeper's 4,828 acres read through its county's SSURGO summaryfrom Culpeper County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Culpeper County
- The growing challenges every Virginia grower plans around — written at state scale, so they stay on the state guidefrom Virginia
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Culpeper County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Culpeper's 4,828 acreswhy one lot differs from the next →
- Which side of Culpeper you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 4,828 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record under a tenth of a mile 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 Culpeper-wide figureread your own land →
More in Virginia
Wider growing context
What grows across VirginiaCulpeper sits outside our named growing regions, so Virginia as a whole is its closest context here.
Nearby growing guides