Caddo Gap, Arkansas, sits in USDA hardiness zones 8a-9a — a zone band wide enough that plant choice, not possibility, is the interesting question.
These conditions suit tomato, peach, muscadine grape, and sweet potato — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Caddo Gap, 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 Caddo Gap lot. Enter your address and we'll score 1,112 plants against your land's actual soil, sun, and frost.
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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Quick Facts
USDA Zones
8a-9a
Last Hard Freeze (28°F)
Feb 8
Town normal — light frosts run a few weeks later
First Hard Freeze (28°F)
Dec 17
Town normal — light frosts arrive a few weeks earlier
Town Area
255 acres
Hardiness Zone Range
Zone maps are averages across Caddo Gap. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.
Soil varies lot by lot — soil types explained.
What Grows in Caddo Gap
Plants matched to Caddo Gap's USDA zones 8a-9a — each links to its full growing profile.





Is it too late to plant in Caddo Gap?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Jan 11; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 8 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 17 — long-season crops need about 90 days of runway, quick greens only 30. Here the calendar nearly circles: cool-season crops take the winter shift, and the next window is always close.

Growing Challenges in Arkansas
What an experienced grower plans around here — each one has a move.

Hot, humid summers drive fungal and bacterial diseases
Morning base-watering, wide spacing, and resistant varieties keep disease manageable — your extension lists what holds up here.

Heavy clay soils in parts of the Ozarks
A raised bed gets you growing this season; compost worked in each fall opens the clay for the long run.

Severe spring storms and hail risk
Keep row cover staged through storm season — five minutes of shelter can save a bed of seedlings from hail.
For cultivar selection, pest pressure, and planting-time guidance specific to Arkansas, the University of Arkansas Cooperative Extension Service is the authoritative local source.
Environmental Intelligence
Understanding what's nearby helps you make informed decisions about where and how to grow.
Total Sites
75
within ~10 miles of Caddo Gap
Risk Level
Moderate
Highest-severity
3 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Caddo Gap
Severity Distribution
within ~10 miles of Caddo Gap
Highest-Severity Sites

A note from Gnorman
What an experienced grower watches for around here
In and around Caddo Gap, Underground Storage Tanks runs higher than the national average — 61 sites nearby. 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 Caddo Gap
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,112 plant recommendations.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources analyzed in seconds
Your Specific Parcel Matters
Caddo Gap Average
- ●USDA Zones 8a-9a
- ●Generic soil type for the area
- ●State-average frost dates
YOUR Parcel
- ✓Your exact hardiness zone
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Caddo Gap
Pull a site-specific report for your exact address in Caddo Gap, Arkansas — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources analyzed in seconds
Key Growing Facts for Caddo Gap, Arkansas
- USDA Hardiness Zones: 8a-9a (USDA PHZM 2023)
- Last Hard Freeze (28°F): Feb 8 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
- First Hard Freeze (28°F): Dec 17 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
- Days Between Hard Freezes: ~312 (town normal, NOAA 1991–2020 Climate Normals)
- Land Area: 255 acres (US Census TIGER 2025)
Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. Boundaries: US Census TIGER/Line 2025.
Frequently Asked Questions
What hardiness zone is Caddo Gap, Arkansas?
Caddo Gap sits in USDA hardiness zones 8a-9a, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.
Is it too late to plant in Caddo Gap?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Jan 11; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 8 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 17 — long-season crops need about 90 days of runway, quick greens only 30. Here the calendar nearly circles: cool-season crops take the winter shift, and the next window is always close.
When does frost risk typically end in Caddo Gap?
The last hard freeze (28°F) in Caddo Gap typically lands around Feb 8, per NOAA 1991–2020 climate normals — an earlier marker than the light-frost dates many planting charts quote. That marks the hard freeze, not the last light frost — light frosts can still bite for a few more weeks, so tender transplants usually wait another 2–3 weeks.
When is the first frost in Caddo Gap?
The first hard freeze (28°F) in Caddo Gap typically arrives around Dec 17, per NOAA 1991–2020 climate normals — the point most tender summer crops finish. Lighter frosts usually reach a couple of weeks earlier, so watch the forecast from late summer on and harvest or cover tender plants before the first cold night.
What vegetables grow in Caddo Gap?
Caddo Gap's zones 8a-9a support a wide range — strong performers include Tomato, Peach, Muscadine Grape, Sweet Potato, and Blackberry. What actually takes on any one site comes down to its soil, sun, and drainage, and we score each plant against the real conditions at your address.
Which hardiness zone is Caddo Gap, really?
Officially, Caddo Gap sits in USDA zones 8a-9a (USDA PHZM 2023) — but a zone is a 30-year average of winter's coldest night across an area, and it can't see any one yard. A south-facing slope, a tree line, or a low frost pocket can shift a single site by half a zone either way, which is why neighboring gardeners often quote different numbers. We read the conditions at your exact address — soil, sun, slope, and frost — and score 1,112 plants against what's actually there.
Is the soil safe to grow vegetables in Caddo Gap?
The federal record around Caddo Gap shows 75 documented sites — a typical footprint for a growing area, and proximity to a documented site is information, not a diagnosis of any one yard. It's worth seeing which recorded sites sit closest to where you grow, and testing the soil before new food beds near any of them.
How do I protect my plants from frost in Caddo Gap?
As the season closes around the first 28°F hard freeze near Dec 17 (NOAA 1991–2020 climate normals), a few moves buy time: cover tender plants with floating row cover or an old sheet on still, clear nights, water the soil the afternoon before a freeze so it holds warmth overnight, and harvest frost-tender crops like tomatoes, peppers, and basil before the first hard night. Hardy greens and root crops shrug off light frost and often sweeten after it, so leave them in.
Everything on this page is a Caddo Gap average. Your yard writes its own version — we read soil, sun, drainage, and frost at your exact address. Try it for 14 days — no card required.
