Grand Point, Louisiana, sits in USDA hardiness zone 9a — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Well-matched crops include artichoke, fig, california poppy, and cabbage, and the gap between "grows in the area" and "grows in your yard" is closed by soil, sun, and drainage.
Even in Grand Point, 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 Grand Point 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 Grand Point — soil, climate, flood, and parcel records. How we handle your address.
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Grand Point — the short answer
Grand Point, Louisiana: USDA zone 9a, about 316 days between hard freezes, across 3K acres of town.
- USDA zone
- 9a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Jan 29
- St. James Parish normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 11
- St. James Parish normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~316
- St. James Parish normal — NOAA 1991–2020, nearest to this town
- Town area
- 3K 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 St. James Parish’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9a is Grand Point's average, not your lot's — a low corner or a tree line moves it. Against Grand Point's 316-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Grand Point
Each reading below is measured for Grand Point itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsGrand Point runs about 316 days between hard freezes (read from St. James Parish, the closest normal to Grand Point) — 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
MeasuredGrand Point sits in USDA hardiness zone 9a.
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 Grand Point is in
Grand Point sits in the Mississippi Alluvial Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Grand Point's own centroid rather than borrowed from St. James Parish.
What Grows in Grand Point
Every plant below cleared Grand Point's own zone 9a and its 316-day season. Each card opens that plant's Louisiana profile. How we score.
Is it too late to plant in Grand Point?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Jan 1; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Jan 29 (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. With almost year-round growing weather, timing is about heat and rainfall more than frost — some bench is always in play.
What's on the federal record near Grand Point
Closest first, within ~10 miles of Grand Point. Listing isn't leaking, and distance isn't exposure.
- WILLIAMS GAS PIPELINE (TRANSCO) - STATION 64 NATURAL GAS STORAGE & COMPRESSOR STBrownfields · 1300 ft
- Transcontinental Gas Pipe Line Co LLC - Station 64 Natural Gas Storage & Compressor StationUnderground Storage Tanks · 1300 ft
- GRAND POINT AUTO SALV & RPRBrownfields · 2500 ft
- DOLLAR GENERAL STORE 20100Brownfields · 2500 ft
- Grand Point Grand CasinoUnderground Storage Tanks · 0.5 mi
- Longview Enterprises Inc - Matherne's SupermarketUnderground Storage Tanks · 0.6 mi
- GUZMANS MACHINE WK INCBrownfields · 0.8 mi
- QUALITY MACHINE WORKSBrownfields · 0.9 mi
- LLOYDS AUTOMOTIVEBrownfields · 1.4 mi
- SJ-197Nitrate · 1.7 mi
- SJ-210Nitrate · 1.8 mi
- CN-DERAILMENT-PAULINASuperfund · 1.8 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Grand Point'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 Grand Point.
Total Sites
386
within ~10 miles of Grand Point
Risk Level
Elevated
Highest-severity
2 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Grand Point
Severity Distribution
within ~10 miles of Grand Point
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Grand Point, two things run higher than the national average within ~10 miles of Grand Point — PFAS (4 sites) and Nitrate (118 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Grand Point
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 Grand Point average
Your land is one point inside Grand Point
Everything above resolves to Grand Point as a whole — one PHZM band, read across 3K acres, with hard-freeze dates borrowed from St. James Parish’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 Grand Point Average
Grand Point Average
- ●USDA Zones 9a, averaged across Grand Point
- ●One soil character for all of Grand Point
- ●Frost dates read at Grand Point's scale: Jan 29 to Dec 11
YOUR Parcel
- ✓Your exact zone, not Grand Point's 9a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Grand Point
Pull a site-specific report for your exact address in Grand Point, Louisiana — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Grand Point averages can't show:
We read public map data around Grand Point — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Grand Point average
How we know this about Grand Point
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 St. James Parish’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 Grand Point
When does frost risk typically end in Grand Point?
The last hard freeze (28°F) in Grand Point typically lands around Jan 29, 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 Feb 19.
When is the first frost in Grand Point?
The first hard freeze (28°F) in Grand Point 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 316 days after the spring freeze cleared.
How long is the growing season in Grand Point?
Measured between 28°F hard freezes, Grand Point sees about 316 frost-free days — roughly Jan 29 through Dec 11, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Feb 19 to Nov 27, about 281 days.
Is the soil safe to grow vegetables in Grand Point?
The federal record around Grand Point is a meaningful one — 386 documented sites, mostly Brownfields entries (122), the nearest Brownfields 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 Grand Point?
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 Grand Point's scale — its 9a band and its 316-day season. Your yard writes its own version of Grand Point'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 Grand Point’s own scale
5 of the readings below were taken at Grand Point's own scale — the 2,748 acres it covers and 386 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Grand Point's own USDA hardiness band, zones 9aUSDA PHZM 2023
- 386 documented contamination sites on the federal record near Grand Point, the closest Brownfields record about 0.2 miles out from the town centreFederal environmental registers
- Grand Point's boundary and the 2,748 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9a and a ~316-day seasonGrowable Ground crop-matching engine
- The ecoregion at Grand Point's own centroid, the Mississippi Alluvial PlainUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Grand Point has no normal of its own, so its county's is the closest measured readfrom St. James Parish
- Soil character — no town-scale survey exists, so Grand Point's 2,748 acres read through its county's SSURGO summaryfrom St. James County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom St. James County
- The growing challenges every Louisiana grower plans around — written at state scale, so they stay on the state guidefrom Louisiana
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom St. James County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Grand Point's 2,748 acreswhy one lot differs from the next →
- Which side of Grand Point you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 2,748 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields 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 Grand Point-wide figureread your own land →
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