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

Planting zone for 47516 — Bruceville, IN

ZIP code 47516 (Bruceville, Knox County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is April 11 and the first fall frost October 26.

Where ZIP 47516 is

Outlined: the ZIP code area · 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
Coldest night−20.6 to −17.8 °C
Last frostApr 11
First frostOct 26
2012 zone6a

Was 6a on the 2012 map — half a zone warmer now. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 6b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Bruceville, IN…

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 Bruceville, IN

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 11median — 50% chance of a later frost
Safe for tender plantsApril 27only 10% chance of frost after
First fall frostOctober 26median — 10% chance by Oct 11
Growing season197 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 1 and returns around November 4.

From the NOAA station Vincennes 5 Ne, IN — 4 miles away, elevation 453 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 47516

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 28 – Mar 14
SpinachSow outdoors · Feb 28 – Mar 21
Broccoli, cabbageStart indoors · Jan 31 – Feb 14
Broccoli, cabbageTransplant · Mar 21 – Apr 4
Onion setsPlant outdoors · Mar 14 – Mar 28
PotatoesPlant outdoors · Mar 21 – Apr 4
LettuceSow outdoors · Mar 14 – Mar 28
Carrots, beetsSow outdoors · Mar 21 – Apr 4
TomatoesStart indoors · Feb 14 – Feb 28
TomatoesTransplant · Apr 18 – May 2
Peppers, eggplantStart indoors · Jan 31 – Feb 14
Peppers, eggplantTransplant · Apr 25 – May 9
BeansSow outdoors · Apr 18 – May 2
Sweet cornSow outdoors · Apr 18 – May 2
Cucumbers, squashSow outdoors · Apr 18 – May 2
Fall lettuce, spinachSow outdoors · Aug 31 – Sep 14
GarlicPlant cloves · Oct 12 – Nov 16
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 11) and first fall frost (Oct 26) 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 47516 came on Mar 7 — 11 days earlier than the 1991–2020 average (Mar 18).

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 Indiana

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

Trees 72

American basswood100 ft · blooms late spring · low shade tolerance · to −46 °FAmerican beech80 ft · blooms mid spring · low shade tolerance · to −44 °FAmerican chestnut115 ft · blooms early summer · high shade tolerance · to −33 °FAmerican elm120 ft · blooms early spring · medium shade tolerance · to −46 °FAmerican sycamore100 ft · blooms spring · medium shade tolerance · to −34 °Farborvitae50 ft · blooms mid spring · medium shade tolerance · to −33 °F

Shrubs 105

alderleaf buckthorn3 ft · blooms late spring · low shade tolerance · to −33 °FAllegheny serviceberry35 ft · blooms early spring · low shade tolerance · to −38 °Falternateleaf dogwood25 ft · blooms mid spring · low shade tolerance · to −47 °FAmerican black currant3 ft · blooms early spring · to −46 °FAmerican hazelnut10 ft · blooms spring · medium shade tolerance · to −33 °FAmerican holly40 ft · blooms mid spring · low shade tolerance · to −20 °F

Wildflowers & perennials 202

American bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican licorice4 ft · blooms late spring · medium shade tolerance · to −38 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °FAmerican speedwell0.8 ft · blooms mid summer · low shade tolerance · to −38 °F

Grasses 162

American beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °Fautumn bluegrass1.5 ft · blooms late spring · medium shade tolerance · to −8 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °Fbeaked spikerush3 ft · blooms late spring · high shade tolerance · to −28 °FBebb's sedge3 ft · blooms late spring · low shade tolerance · to −38 °F

Vines 11

American bittersweet15 ft · blooms spring · low shade tolerance · to −38 °Fcatbird grape30 ft · blooms late spring · medium shade tolerance · to −13 °Fdevil's darning needles15 ft · blooms mid summer · medium shade tolerance · to −38 °Ffrost grape83 ft · blooms late spring · medium shade tolerance · to −23 °Fgraybark grape50 ft · blooms late spring · medium shade tolerance · to −8 °Fheartleaf peppervine2 ft · blooms late spring · low shade tolerance · to −8 °F

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 Bruceville, IN.

Soil in Bruceville, IN

The soil mapped at the center of ZIP 47516 is Alford — silt loam, well drained.

TextureSilt loama good balance for most vegetables
pH5.9moderately acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter1.5%low — add compost
Hydrologic groupBwater soaks in moderately
Farmland classprime farmlandUSDA classification

Map unit: Alford silt loam, 2 to 5 percent slopes, eroded.

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 47516; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Bruceville, IN

Summer high89 °Faverage high, July
Winter low22 °Faverage low, January
Hot days40days a year at 90 °F or more
Freezing nights110nights a year at 32 °F or less
Growing degree days4,133base 50 °F — the season’s usable heat
Longest day14 h 53 mindaylight on June 21
Shortest day9 h 27 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation46.8 inper year, rain and melted snow
Snowfall9 inper year; 12 days with snow on the ground

Average high and low, by month

10°20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 40 °F, low 22 °F 40°22° JanFebruary: average high 45 °F, low 24 °F 45°24° FebMarch: average high 55 °F, low 33 °F 55°33° MarApril: average high 67 °F, low 44 °F 67°44° AprMay: average high 77 °F, low 55 °F 77°55° MayJune: average high 86 °F, low 64 °F 86°64° JunJuly: average high 89 °F, low 66 °F 89°66° JulAugust: average high 88 °F, low 64 °F 88°64° AugSeptember: average high 82 °F, low 57 °F 82°57° SepOctober: average high 70 °F, low 45 °F 70°45° OctNovember: average high 56 °F, low 35 °F 56°35° NovDecember: average high 44 °F, low 26 °F 44°26° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″6″January: 2.98 in precipitation, 2.7 in snowfall 3.0❄3 JanFebruary: 2.53 in precipitation, 2.1 in snowfall 2.5❄2 FebMarch: 3.57 in precipitation, 0.5 in snowfall 3.6❄1 MarApril: 4.88 in precipitation 4.9 AprMay: 5.53 in precipitation 5.5 MayJune: 4.82 in precipitation 4.8 JunJuly: 4.61 in precipitation 4.6 JulAugust: 3.31 in precipitation 3.3 AugSeptember: 3.63 in precipitation 3.6 SepOctober: 3.57 in precipitation 3.6 OctNovember: 3.98 in precipitation, 0.2 in snowfall 4.0 NovDecember: 3.35 in precipitation, 3 in snowfall 3.4❄3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Vincennes 5 Ne, IN (4 mi away); precipitation: Vincennes 5 Ne, IN (4 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

475126b
Bicknell, IN · 5 mi
475616b
Oaktown, IN · 7 mi
475356b
Freelandville, IN · 9 mi
475286b
Edwardsport, IN · 10 mi
475916b
Vincennes, IN · 11 mi
475976b
Wheatland, IN · 11 mi
475966b
Westphalia, IN · 12 mi
624396b
Lawrenceville, IL · 12 mi

Indiana planting zones →

Questions about 47516

What planting zone is ZIP code 47516?

ZIP code 47516 (Bruceville, IN) is in USDA hardiness zone 6b on the 2023 map: the coldest night of an average winter reaches −5 to 0 °F (−20.6 to −17.8 °C).

When is the last frost in Bruceville, IN?

The median last spring frost (32 °F) near 47516 is April 11; after April 27 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Vincennes 5 Ne station.

When is the first frost in Bruceville, IN?

The median first fall frost near 47516 is October 26, giving a median frost-free growing season of 197 days.

When should I plant tomatoes in 47516?

Start tomato seeds indoors around Feb 14 – Feb 28 and set transplants outside around Apr 18 – May 2, one to three weeks after the median last frost.

How much rain and snow does 47516 get?

About 46.8 inches of precipitation a year and 9 inches of snowfall (NOAA 1991–2020 normals, Vincennes 5 Ne station).

How hot do summers get in Bruceville, IN?

The average high peaks at 89 °F in July, with about 40 days a year at 90 °F or more.

What kind of soil does 47516 have?

The USDA soil survey maps Alford at the center of ZIP 47516: silt loam, well drained, pH about 5.9 (moderately acidic).

Did spring come early in Bruceville, IN in 2026?

Spring leaf-out near 47516 came on Mar 7 in 2026, 11 days earlier than the 1991–2020 average (Mar 18), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Bruceville, IN?

Intermediate onions: the longest day near 47516 is 14 h 53 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 47516 change?

Yes. The 2012 USDA map put 47516 in zone 6a; the 2023 map puts it in zone 6b. The newer map uses 1991–2020 data and more weather stations.