Ripley County, in Indiana, sits in USDA hardiness zone 6b — a zone band wide enough that plant choice, not possibility, is the interesting question.
These conditions suit tomato, sweet corn, pawpaw, and peony — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Grounded in USDA PHZM 2023 · Growable Ground suitability scoring · NOAA 1991–2020 Climate Normals
Ripley County holds more than one microclimate.
Soils and elevations shift across Ripley County, so your frost dates and drainage aren't the county average. 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
6b
Last Hard Freeze (28°F)
Mar 15
County normal — light frosts run a few weeks later
First Hard Freeze (28°F)
Nov 22
County normal — light frosts arrive a few weeks earlier
County Area
286K acres
Hardiness Zone Range
Zone maps are averages across Ripley County. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.
Soil in Ripley County
Across Ripley County, the ground is predominantly Alfisols, where Cobbsfork, Avonburg, and Cincinnati are the most extensive named soil series. The soil is generally well drained with a silt loam surface. Topsoil pH runs about 5.9, moderately acidic. Rainfall drains through hydrologic group C/D soils.
Soil order
Alfisols
Drainage
Well drained
Prime farmland
18%
Hydric soils
25%
Soil still varies lot by lot — soil types explained.
What Grows in Ripley County
Plants matched to Ripley County's USDA zones 6b — each links to its full growing profile.
Is it too late to plant in Ripley County?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 15; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 15 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 22 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
Growing Challenges in Indiana
What an experienced grower plans around here — each one has a move.
Heavy clay soils limit drainage in many areas
Mounded rows and compost open clay up — and where water still stands, a raised bed ends the argument.
Late spring frosts through early May
Hold tender transplants until your local last-frost normal clears — hardy greens will happily take the early slot.
Hot humid summers promote blight and mildew
Mulch to stop soil splash, water at the base, and rotate crop families — the blight playbook your extension teaches.
For cultivar selection, pest pressure, and planting-time guidance specific to Indiana, the Purdue Extension is the authoritative local source.
Safe to Grow Here?
What the federal record shows across Ripley County — and how to grow with it.
We checked the federal record across Ripley County — 163 documented sites across 5 of the 9 source types we track.
The most significant on record: 1 Superfund site. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
There's a meaningful federal record across Ripley County — worth a look before you plant food, not a reason to hold back from growing. Proximity to a documented site is information, not a diagnosis of any one yard. A soil test before new food beds is the sensible precaution here, and the map shows exactly which sites sit where, so you can see what's actually near you.
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
Environmental Intelligence
Understanding what's nearby helps you make informed decisions about where and how to grow.
Sources Checked
across Ripley County
Severity Distribution
across Ripley County
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Ripley County, two things run higher than the national average — Toxic Release Inventory (18 sites) and Underground Storage Tanks (110 sites). That's not a problem with your land — it's information about it.
Toxic Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Ripley County
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
Ripley County Average
- ●USDA Zones 6b
- ●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 parcel in Ripley County
Pull a site-specific report for your exact address in Ripley County, Indiana — 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 Ripley County, Indiana
- USDA Hardiness Zones: 6b (USDA PHZM 2023)
- Last Hard Freeze (28°F): Mar 15 (county normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
- First Hard Freeze (28°F): Nov 22 (county normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
- Days Between Hard Freezes: ~252 (county normal, NOAA 1991–2020 Climate Normals)
- County Land Area: 286K acres (US Census TIGER 2025)
Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. County boundaries: US Census TIGER/Line 2025.
Frost dates here are the Ripley County average. Low spots and tree cover move them by days on any one yard — see your exact frost windows.
Frequently Asked Questions
What hardiness zone is Ripley County, Indiana?
Ripley County sits in USDA hardiness zone 6b, 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 Ripley County?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 15; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 15 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 22 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
When does frost risk typically end in Ripley County?
The last hard freeze (28°F) in Ripley County typically lands around Mar 15, 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.
How long is the growing season in Ripley County?
Measured between 28°F hard freezes, Ripley County sees about 252 frost-free days — roughly Mar 15 through Nov 22, per NOAA 1991–2020 climate normals. Tender crops get a somewhat shorter practical window, since lighter frosts reach a few weeks past the hard-freeze dates on both ends.
What vegetables grow in Ripley County?
Ripley County's zone 6b supports a wide range — strong performers include Tomato, Sweet Corn, Pawpaw, Peony, and Apple. 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 Ripley County, really?
Officially, Ripley County sits in USDA zone 6b (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 Ripley County?
The federal record around Ripley County is a meaningful one — 163 documented sites — 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.
Just moved to Ripley County — what should I know before planting?
Start with three facts. Ripley County sits in USDA zone 6b, which sets what survives winter; the last 28°F hard freeze typically clears around Mar 15, with about 252 frost-free days to work with (NOAA 1991–2020 climate normals); and 163 documented sites sit on the federal record here, so a soil test before food beds is the smart first step. From there, matching plants to your actual soil and sun is the fun part.
Everything on this page is a Ripley County 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.
Will It Grow Here?
Zone fit is the first question — each answer below reads Indiana's frost window, season length, and soil profile against the plant's real requirements.