Lake Norman of Iredell, North Carolina, sits in USDA hardiness zone 8a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
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 Lake Norman of Iredell, 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 Lake Norman of Iredell 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 Lake Norman of Iredell — soil, climate, flood, and parcel records. How we handle your address.
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Lake Norman of Iredell — the short answer
Lake Norman of Iredell, North Carolina: USDA zone 8a, about 240 days between hard freezes, across 6K acres of town.
- USDA zone
- 8a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 18
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 13
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~240
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 6K 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 8a is Lake Norman of Iredell's average, not your lot's — a low corner or a tree line moves it. Against Lake Norman of Iredell's 240-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Lake Norman of Iredell
Each reading below is measured for Lake Norman of Iredell itself — here is what it means for a garden here, and the move an experienced grower makes about it.

Season length
MeasuredLake Norman of Iredell runs about 240 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
MeasuredLake Norman of Iredell sits in USDA hardiness zone 8a.
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 Lake Norman of Iredell is in
Lake Norman of Iredell sits in the Piedmont — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Lake Norman of Iredell's own centroid rather than borrowed from Iredell County.
What Grows in Lake Norman of Iredell
Every plant below cleared Lake Norman of Iredell's own zone 8a and its 240-day season. Each card opens that plant's North Carolina profile. How we score.






























Is it too late to plant in Lake Norman of Iredell?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Feb 18; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 18 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 13 — 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 Lake Norman of Iredell
Spotted lanternfly documented 7 miles from Lake Norman of Iredell, first recorded 2023. What to watch for.
What's on the federal record near Lake Norman of Iredell
Closest first, within ~10 miles of Lake Norman of Iredell. Listing isn't leaking, and distance isn't exposure.
- BRAWLEY SCHOOL ROAD PUMP STATIONUnderground Storage Tanks · 1.5 mi
- ALLTEL CAROLINA INC/MOORESVILLEUnderground Storage Tanks · 1.5 mi
- SOUTH LAKE REMOTE OFFICEUnderground Storage Tanks · 1.5 mi
- STUTTS MARINAUnderground Storage Tanks · 2.0 mi
- INLAND SEA MARINAUnderground Storage Tanks · 2.1 mi
- RSR TEAM INCBrownfields · 2.1 mi
- FAST PHIL'S 9Underground Storage Tanks · 2.3 mi
- WALGREENS #11892Brownfields · 2.3 mi
- ALL SEASONS MARINAUnderground Storage Tanks · 2.7 mi
- IR-149 LANGTREE RS MW-3I TRANSITION ZONE WELLNitrate · 2.8 mi
- IR-148 LANGTREE RS MW-3S REGOLITH WELLNitrate · 2.8 mi
- DIAMOND HEAD S/DPFAS · 2.9 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Lake Norman of Iredell'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 Lake Norman of Iredell.
Total Sites
469
within ~10 miles of Lake Norman of Iredell
Risk Level
Elevated
Highest-severity
4 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Lake Norman of Iredell
Severity Distribution
within ~10 miles of Lake Norman of Iredell
Highest-Severity Sites

A note from Gnorman
What an experienced grower watches for around here
In and around Lake Norman of Iredell, two things run higher than the national average within ~10 miles of Lake Norman of Iredell — Toxics Release Inventory (36 sites) and PFAS (4 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Check your specific parcel in Lake Norman of Iredell
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 Lake Norman of Iredell average
Your land is one point inside Lake Norman of Iredell
Everything above resolves to Lake Norman of Iredell as a whole — one PHZM band and one 28°F frost record, read across 6K 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 Lake Norman of Iredell Average
Lake Norman of Iredell Average
- ●USDA Zones 8a, averaged across Lake Norman of Iredell
- ●One soil character for all of Lake Norman of Iredell
- ●Frost dates read at Lake Norman of Iredell's scale: Mar 18 to Nov 13
YOUR Parcel
- ✓Your exact zone, not Lake Norman of Iredell's 8a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Lake Norman of Iredell
Pull a site-specific report for your exact address in Lake Norman of Iredell, North Carolina — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Lake Norman of Iredell averages can't show:
We read public map data around Lake Norman of Iredell — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Lake Norman of Iredell average
How we know this about Lake Norman of Iredell
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 Lake Norman of Iredell’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 Lake Norman of Iredell
When does frost risk typically end in Lake Norman of Iredell?
The last hard freeze (28°F) in Lake Norman of Iredell typically lands around Mar 18, 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 8.
When is the first frost in Lake Norman of Iredell?
The first hard freeze (28°F) in Lake Norman of Iredell typically arrives around Nov 13, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 30, so the watching starts about Oct 14 — about 240 days after the spring freeze cleared.
How long is the growing season in Lake Norman of Iredell?
Measured between 28°F hard freezes, Lake Norman of Iredell sees about 240 frost-free days — roughly Mar 18 through Nov 13, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 8 to Oct 30, about 205 days.
Is the soil safe to grow vegetables in Lake Norman of Iredell?
The federal record around Lake Norman of Iredell is a meaningful one — 469 documented sites, mostly Underground Storage Tanks entries (254), the nearest Underground Storage Tanks record about 1.5 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 Lake Norman of Iredell?
From about Oct 14 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 13 (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 13. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Lake Norman of Iredell's scale — its 8a band and its 240-day season. Your yard writes its own version of Lake Norman of Iredell'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 Lake Norman of Iredell’s own scale
7 of the readings below were taken at Lake Norman of Iredell's own scale — its own ~240-day season between 28°F freezes, the 6,460 acres it covers and 469 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Lake Norman of Iredell's own USDA hardiness band, zones 8aUSDA PHZM 2023
- Lake Norman of Iredell's own 28°F hard-freeze dates, about Mar 18 and Nov 13 and the ~240-day span between themNOAA 1991–2020 Climate Normals
- 469 documented contamination sites on the federal record near Lake Norman of Iredell, the closest Underground Storage Tanks record about 1.5 miles out from the town centreFederal environmental registers
- Lake Norman of Iredell's boundary and the 6,460 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8a and a ~240-day seasonGrowable Ground crop-matching engine
- The ecoregion at Lake Norman of Iredell's own centroid, the PiedmontUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Lake Norman of Iredelllydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Lake Norman of Iredell's 6,460 acres read through its county's SSURGO summaryfrom Iredell County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Iredell 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 Iredell County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Lake Norman of Iredell's 6,460 acreswhy one lot differs from the next →
- Which side of Lake Norman of Iredell you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 6,460 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 1.5 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 Lake Norman of Iredell-wide figureread your own land →
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