Martinez, Georgia, sits in USDA hardiness zone 8b — a zone band wide enough that plant choice, not possibility, is the interesting question.
Reliable performers under these conditions include cabbage, fig, california poppy, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Martinez, 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 Martinez 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 Martinez — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Martinez — the short answer
Martinez, Georgia: USDA zone 8b, about 262 days between hard freezes, across 9K acres of town.
- USDA zone
- 8b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 8
- Columbia County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Nov 25
- Columbia County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~262
- Columbia County normal — NOAA 1991–2020, nearest to this town
- Town area
- 9K 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 Columbia County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 8b is Martinez's average, not your lot's — a low corner or a tree line moves it. Against Martinez's 262-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Martinez
Each reading below is measured for Martinez itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsMartinez runs about 262 days between hard freezes (read from Columbia County, the closest normal to Martinez) — 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
MeasuredMartinez 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 Martinez is in
Martinez sits in the Southeastern Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Martinez's own centroid, and it is not what its county reads: Columbia County is mostly Piedmont. The wider page above you is answering a different question about different ground.
What Grows in Martinez
Every plant below cleared Martinez's own zone 8b and its 262-day season. Each card opens that plant's Georgia profile. How we score.
Is it too late to plant in Martinez?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 8; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 8 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 25 — 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 Martinez
Survey cells within 31 miles of Martinez checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 127 miles off. What to watch for.
What's on the federal record near Martinez
Closest first, within ~10 miles of Martinez. Listing isn't leaking, and distance isn't exposure.
- CIRCLE K #2705345Underground Storage Tanks · 1600 ft
- CROWN GA-500Underground Storage Tanks · 1600 ft
- CIRCLE K # 0889Underground Storage Tanks · 1600 ft
- APAC GA INCUnderground Storage Tanks · 1800 ft
- GARY CONCRETE PRODUCTSUnderground Storage Tanks · 1800 ft
- US POSTAL SERVICEUnderground Storage Tanks · 0.6 mi
- WESTERN AUTO SUPPLY COUnderground Storage Tanks · 0.7 mi
- BST/MARTINEZ CO/R3547Underground Storage Tanks · 0.7 mi
- CIRCLE K #2705343Underground Storage Tanks · 0.7 mi
- MICHAEL T AND LAURA M NICHOLSUnderground Storage Tanks · 0.7 mi
- HOOPERS MARTINEZ TEXACOUnderground Storage Tanks · 0.8 mi
- RAM FOOD STORE #3Underground Storage Tanks · 0.8 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Martinez'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 Martinez.
Sources Checked
within ~10 miles of Martinez
Severity Distribution
within ~10 miles of Martinez
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Martinez, Underground Storage Tanks runs higher than the national average — 617 sites within ~10 miles of Martinez. 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 Martinez
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 Martinez average
Your land is one point inside Martinez
Everything above resolves to Martinez as a whole — one PHZM band, read across 9K acres, with hard-freeze dates borrowed from Columbia 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 Martinez Average
Martinez Average
- ●USDA Zones 8b, averaged across Martinez
- ●One soil character for all of Martinez
- ●Frost dates read at Martinez's scale: Mar 8 to Nov 25
YOUR Parcel
- ✓Your exact zone, not Martinez's 8b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Martinez
Pull a site-specific report for your exact address in Martinez, Georgia — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Martinez averages can't show:
We read public map data around Martinez — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Martinez average
How we know this about Martinez
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 Columbia 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 Martinez
When does frost risk typically end in Martinez?
The last hard freeze (28°F) in Martinez typically lands around Mar 8, 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 29.
When is the first frost in Martinez?
The first hard freeze (28°F) in Martinez typically arrives around Nov 25, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 11, so the watching starts about Oct 26 — about 262 days after the spring freeze cleared.
How long is the growing season in Martinez?
Measured between 28°F hard freezes, Martinez sees about 262 frost-free days — roughly Mar 8 through Nov 25, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 29 to Nov 11, about 227 days.
Is the soil safe to grow vegetables in Martinez?
The federal record around Martinez is a meaningful one — 868 documented sites, mostly Underground Storage Tanks entries (617), the nearest Underground Storage Tanks record about 0.3 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 Martinez?
From about Oct 26 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 25 (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 25. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Martinez's scale — its 8b band and its 262-day season. Your yard writes its own version of Martinez'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 Martinez’s own scale
6 of the readings below were taken at Martinez's own scale — the 9,284 acres it covers and 868 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Martinez's own USDA hardiness band, zones 8bUSDA PHZM 2023
- 868 documented contamination sites on the federal record near Martinez, the closest Underground Storage Tanks record about 0.3 miles out from the town centreFederal environmental registers
- Martinez's boundary and the 9,284 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8b and a ~262-day seasonGrowable Ground crop-matching engine
- Martinez sits in the Southeastern Plains — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
- Lanternfly survey cells around Martinez checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- The 28°F hard-freeze dates — Martinez has no normal of its own, so its county's is the closest measured readfrom Columbia County
- Soil character — no town-scale survey exists, so Martinez's 9,284 acres read through its county's SSURGO summaryfrom Columbia County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Columbia County
- The growing challenges every Georgia grower plans around — written at state scale, so they stay on the state guidefrom Georgia
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Columbia County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Martinez's 9,284 acreswhy one lot differs from the next →
- Which side of Martinez you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 9,284 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.3 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 Martinez-wide figureread your own land →