Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated

Planting zone for Groveport, OH

Groveport, OH is in USDA zone 6b across its 3 ZIP codes. The median last spring frost is April 23 and the first fall frost October 19.

Groveport on the zone map

Outlined: its 1 ZIP code areas · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone6b−5 to 0 °F
ZIP codes3
Last frostApr 23
First frostOct 19
Growing season177 days

6b 3 ZIPs

Frost forecast — next 7 nights

live from the National Weather Service

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Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Groveport, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 23median — 50% chance of a later frost
Safe for tender plantsMay 8only 10% chance of frost after
First fall frostOctober 19median — 10% chance by Oct 6
Growing season177 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 12 and returns around October 30.

From the NOAA station Columbus-Valley Crossing, OH, elevation 761 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in Groveport

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 12 – Mar 26
SpinachSow outdoors · Mar 12 – Apr 2
Broccoli, cabbageStart indoors · Feb 12 – Feb 26
Broccoli, cabbageTransplant · Apr 2 – Apr 16
Onion setsPlant outdoors · Mar 26 – Apr 9
PotatoesPlant outdoors · Apr 2 – Apr 16
LettuceSow outdoors · Mar 26 – Apr 9
Carrots, beetsSow outdoors · Apr 2 – Apr 16
TomatoesStart indoors · Feb 26 – Mar 12
TomatoesTransplant · Apr 30 – May 14
Peppers, eggplantStart indoors · Feb 12 – Feb 26
Peppers, eggplantTransplant · May 7 – May 21
BeansSow outdoors · Apr 30 – May 14
Sweet cornSow outdoors · Apr 30 – May 14
Cucumbers, squashSow outdoors · Apr 30 – May 14
Fall lettuce, spinachSow outdoors · Aug 24 – Sep 7
GarlicPlant cloves · Oct 5 – Nov 9
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 23) and first fall frost (Oct 19) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 43195 came on Mar 10 — 13 days earlier than the 1991–2020 average (Mar 23).

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Native plants for zone 6b in Ohio

570 plants native to the lower 48 states, recorded in Ohio, and rated by the USDA to survive −5 °F or colder — the bottom of zone 6b. Each links to its USDA PLANTS profile.

Trees 71

Shrubs 109

Wildflowers & perennials 203

Grasses 165

Vines 10

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Groveport, OH.

Soil in Groveport, OH

The soil mapped at the center of ZIP 43195 is Kendallville — silt loam, well drained.

TextureSilt loama good balance for most vegetables
pH6.5neutral; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter2%moderate
Hydrologic groupCwater soaks in slowly
Farmland classprime farmlandUSDA classification

Map unit: Kendallville silt loam, 2 to 6 percent slopes.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 43195; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Groveport, OH

Summer high86 °Faverage high, July
Winter low19 °Faverage low, January
Hot days17days a year at 90 °F or more
Freezing nights118nights a year at 32 °F or less
Growing degree days3,529base 50 °F — the season’s usable heat
Longest day15 h 00 mindaylight on June 21
Shortest day9 h 20 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation43.2 inper year, rain and melted snow

Average high and low, by month

10°20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 38 °F, low 19 °F 38°19° JanFebruary: average high 43 °F, low 21 °F 43°21° FebMarch: average high 52 °F, low 30 °F 52°30° MarApril: average high 65 °F, low 40 °F 65°40° AprMay: average high 75 °F, low 51 °F 75°51° MayJune: average high 83 °F, low 60 °F 83°60° JunJuly: average high 86 °F, low 64 °F 86°64° JulAugust: average high 85 °F, low 61 °F 85°61° AugSeptember: average high 80 °F, low 54 °F 80°54° SepOctober: average high 68 °F, low 42 °F 68°42° OctNovember: average high 54 °F, low 32 °F 54°32° NovDecember: average high 43 °F, low 25 °F 43°25° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 3.41 in precipitation 3.4 JanFebruary: 2.63 in precipitation 2.6 FebMarch: 3.87 in precipitation 3.9 MarApril: 4.03 in precipitation 4.0 AprMay: 4.39 in precipitation 4.4 MayJune: 3.92 in precipitation 3.9 JunJuly: 4.60 in precipitation 4.6 JulAugust: 3.56 in precipitation 3.6 AugSeptember: 3.56 in precipitation 3.6 SepOctober: 2.87 in precipitation 2.9 OctNovember: 2.99 in precipitation 3.0 NovDecember: 3.35 in precipitation 3.4 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Columbus-Valley Crossing, OH (3 mi away); precipitation: Columbus-Valley Crossing, OH (3 mi away). Daylight is calculated from latitude.

ZIP codes in Groveport

Ohio planting zones →

Questions about Groveport

What planting zone is Groveport, OH?

Groveport, OH is in USDA hardiness zone 6b on the 2023 map (6b: −5 to 0 °F).

When is the last frost in Groveport, OH?

The median last spring frost is April 23 and the median first fall frost is October 19 (NOAA 1991–2020 normals, Columbus-Valley Crossing station).

When can I plant a garden in Groveport, OH?

Cool-season crops like peas and spinach go in around Mar 12 – Apr 2; tomatoes, peppers, beans and squash after about Apr 30, once frost risk has passed.

What kind of onions grow in Groveport, OH?

Long-day onions: the longest day is 15 h 00 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

How much rain and snow does Groveport, OH get?

About 43.2 inches of precipitation a year (NOAA 1991–2020 normals).