Plainfield Village, Connecticut, sits in USDA hardiness zone 6b — a zone band wide enough that plant choice, not possibility, is the interesting question.
Crops well matched to these conditions include cabbage, hazelnut, lavender, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Plainfield Village, 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 Plainfield Village 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 Plainfield Village — soil, climate, flood, and parcel records. How we handle your address.
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Plainfield Village — the short answer
Plainfield Village, Connecticut: USDA zone 6b, about 208 days between hard freezes, across 1K acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 30
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~208
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 1K 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 6b is Plainfield Village's average, not your lot's — a low corner or a tree line moves it. Against Plainfield Village's 208-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Plainfield Village
Each reading below is measured for Plainfield Village itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredPlainfield Village runs about 208 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
MeasuredPlainfield Village sits in USDA hardiness zone 6b.
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 Plainfield Village is in
Plainfield Village sits in the Northeastern Coastal Zone — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Plainfield Village's own centroid rather than borrowed from Northeastern Connecticut Planning Region.
What Grows in Plainfield Village
Every plant below cleared Plainfield Village's own zone 6b and its 208-day season. Each card opens that plant's Connecticut profile. How we score.
Is it too late to plant in Plainfield Village?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Mar 8; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 5 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 30 — long-season crops need about 90 days of runway, quick greens only 30. With a season this long, “too late” mostly means “switch crops” — second sowings and a full fall garden are the norm, with garlic closing the year.
Documented around Plainfield Village
Spotted lanternfly documented 14 miles from Plainfield Village, first recorded 2022. What to watch for.
What's on the federal record near Plainfield Village
Closest first, within ~10 miles of Plainfield Village. Listing isn't leaking, and distance isn't exposure.
- CT-PL 185Nitrate · 600 ft
- TOLLGATE HOLDINGS LLCBrownfields · 1700 ft
- INTERMARK FLOCKToxics Release Inventory · 1700 ft
- PERVEL INDUSTRIESToxics Release Inventory · 1700 ft
- INTERROYAL CORPORATIONUnderground Storage Tanks · 2000 ft
- PLAINFIELD TOWN OFBrownfields · 2000 ft
- AGWAY INCUnderground Storage Tanks · 2400 ft
- STEPHEN MOTORSUnderground Storage Tanks · 2400 ft
- PERVEL INDUSTRIES, INC.Underground Storage Tanks · 2400 ft
- GLUCK DAIRY FARMUnderground Storage Tanks · 0.5 mi
- PLAINFIELD XTRA MARTUnderground Storage Tanks · 0.6 mi
- PLAINFIELD GULFUnderground Storage Tanks · 0.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Plainfield Village'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 Plainfield Village.
Total Sites
526
within ~10 miles of Plainfield Village
Risk Level
High
Highest-severity
10 Superfund sites
Sources Checked
within ~10 miles of Plainfield Village
Severity Distribution
within ~10 miles of Plainfield Village
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Plainfield Village, two things run higher than the national average within ~10 miles of Plainfield Village — Superfund (10 sites) and Nitrate (194 sites). 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.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Plainfield Village
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 Plainfield Village average
Your land is one point inside Plainfield Village
Everything above resolves to Plainfield Village as a whole — one PHZM band and one 28°F frost record, read across 1K 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 Plainfield Village Average
Plainfield Village Average
- ●USDA Zones 6b, averaged across Plainfield Village
- ●One soil character for all of Plainfield Village
- ●Frost dates read at Plainfield Village's scale: Apr 5 to Oct 30
YOUR Parcel
- ✓Your exact zone, not Plainfield Village's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Plainfield Village
Pull a site-specific report for your exact address in Plainfield Village, Connecticut — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Plainfield Village averages can't show:
We read public map data around Plainfield Village — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Plainfield Village average
How we know this about Plainfield Village
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 Plainfield Village’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 Plainfield Village
When does frost risk typically end in Plainfield Village?
The last hard freeze (28°F) in Plainfield Village typically lands around Apr 5, 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 26.
When is the first frost in Plainfield Village?
The first hard freeze (28°F) in Plainfield Village typically arrives around Oct 30, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 16, so the watching starts about Sep 30 — about 208 days after the spring freeze cleared.
How long is the growing season in Plainfield Village?
Measured between 28°F hard freezes, Plainfield Village sees about 208 frost-free days — roughly Apr 5 through Oct 30, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 26 to Oct 16, about 173 days.
Is the soil safe to grow vegetables in Plainfield Village?
The federal record around Plainfield Village runs heavier than most — 526 documented sites, mostly Underground Storage Tanks entries (196), the nearest Nitrate record about 0.1 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 Plainfield Village?
From about Sep 30 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 Oct 30 (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 Oct 30. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Plainfield Village's scale — its 6b band and its 208-day season. Your yard writes its own version of Plainfield Village'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 Plainfield Village’s own scale
7 of the readings below were taken at Plainfield Village's own scale — its own ~208-day season between 28°F freezes, the 1,092 acres it covers and 526 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Plainfield Village's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Plainfield Village's own 28°F hard-freeze dates, about Apr 5 and Oct 30 and the ~208-day span between themNOAA 1991–2020 Climate Normals
- 526 documented contamination sites on the federal record near Plainfield Village, the closest Nitrate record about 0.1 miles out from the town centreFederal environmental registers
- Plainfield Village's boundary and the 1,092 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~208-day seasonGrowable Ground crop-matching engine
- The ecoregion at Plainfield Village's own centroid, the Northeastern Coastal ZoneUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Plainfield Villagelydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Plainfield Village's 1,092 acres read through its county's SSURGO summaryfrom Northeastern Connecticut County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Northeastern Connecticut County
- The growing challenges every Connecticut grower plans around — written at state scale, so they stay on the state guidefrom Connecticut
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Northeastern Connecticut County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Plainfield Village's 1,092 acreswhy one lot differs from the next →
- Which side of Plainfield Village you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,092 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate record about 0.1 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 Plainfield Village-wide figureread your own land →
More in Connecticut
Wider growing context
What grows across ConnecticutPlainfield Village sits outside our named growing regions, so Connecticut as a whole is its closest context here.
Nearby growing guides