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

Planting zone for 65768 — Vanzant, MO

ZIP code 65768 (Vanzant, Douglas County) is in USDA zone 7a: the coldest winter night averages 0 to 5 °F. The median last spring frost is April 14 and the first fall frost October 25.

Where ZIP 65768 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.

Zone7a0 to 5 °F
Coldest night−17.8 to −15 °C
Last frostApr 14
First frostOct 25
2012 zone6b

Was 6b 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 7a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Vanzant, MO…

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 Vanzant, MO

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 14median — 50% chance of a later frost
Safe for tender plantsApril 30only 10% chance of frost after
First fall frostOctober 25median — 10% chance by Oct 11
Growing season193 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 2 and returns around November 4.

From the NOAA station Gentryville, MO — 6 miles away, elevation 1,099 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 65768

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 3 – Mar 17
SpinachSow outdoors · Mar 3 – Mar 24
Broccoli, cabbageStart indoors · Feb 3 – Feb 17
Broccoli, cabbageTransplant · Mar 24 – Apr 7
Onion setsPlant outdoors · Mar 17 – Mar 31
PotatoesPlant outdoors · Mar 24 – Apr 7
LettuceSow outdoors · Mar 17 – Mar 31
Carrots, beetsSow outdoors · Mar 24 – Apr 7
TomatoesStart indoors · Feb 17 – Mar 3
TomatoesTransplant · Apr 21 – May 5
Peppers, eggplantStart indoors · Feb 3 – Feb 17
Peppers, eggplantTransplant · Apr 28 – May 12
BeansSow outdoors · Apr 21 – May 5
Sweet cornSow outdoors · Apr 21 – May 5
Cucumbers, squashSow outdoors · Apr 21 – May 5
Fall lettuce, spinachSow outdoors · Aug 30 – Sep 13
GarlicPlant cloves · Oct 11 – Nov 15
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 14) and first fall frost (Oct 25) 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 65768 came on Feb 28 — 8 days earlier than the 1991–2020 average (Mar 8).

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).

Soil in Vanzant, MO

The soil mapped at the center of ZIP 65768 is Mano — very gravelly silt loam, moderately well drained.

TextureVery gravelly silt loama good balance for most vegetables
pH5.0strongly acidic; most vegetables like 6.0–7.0
DrainageModerately well drainednatural drainage class
Organic matter2%moderate
Hydrologic groupCwater soaks in slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Mano-Ocie complex, 8 to 15 percent slopes, stony.

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 65768; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Vanzant, MO

Summer high89 °Faverage high, July
Winter low23 °Faverage low, January
Hot days42days a year at 90 °F or more
Freezing nights103nights a year at 32 °F or less
Growing degree days4,083base 50 °F — the season’s usable heat
Longest day14 h 42 mindaylight on June 21
Shortest day9 h 37 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation48.8 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 45 °F, low 23 °F 45°23° JanFebruary: average high 49 °F, low 26 °F 49°26° FebMarch: average high 59 °F, low 34 °F 59°34° MarApril: average high 69 °F, low 44 °F 69°44° AprMay: average high 77 °F, low 53 °F 77°53° MayJune: average high 84 °F, low 62 °F 84°62° JunJuly: average high 89 °F, low 66 °F 89°66° JulAugust: average high 89 °F, low 65 °F 89°65° AugSeptember: average high 82 °F, low 56 °F 82°56° SepOctober: average high 70 °F, low 45 °F 70°45° OctNovember: average high 57 °F, low 35 °F 57°35° NovDecember: average high 46 °F, low 26 °F 46°26° Dec

Precipitation by month inches

0″1″2″3″4″5″6″January: 3.02 in precipitation 3.0 JanFebruary: 2.97 in precipitation 3.0 FebMarch: 4.41 in precipitation 4.4 MarApril: 5.34 in precipitation 5.3 AprMay: 5.87 in precipitation 5.9 MayJune: 4.48 in precipitation 4.5 JunJuly: 4.01 in precipitation 4.0 JulAugust: 3.46 in precipitation 3.5 AugSeptember: 3.89 in precipitation 3.9 SepOctober: 3.69 in precipitation 3.7 OctNovember: 4.23 in precipitation 4.2 NovDecember: 3.39 in precipitation 3.4 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Gentryville, MO (6 mi away); precipitation: Mountain Grove 14.0 S, MO (within 1 mile). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7a.

656387a
Drury, MO · 7 mi
656377a
Dora, MO · 11 mi
657417a
Rockbridge, MO · 11 mi
656187a
Brixey, MO · 12 mi
657177a
Norwood, MO · 13 mi
657847a
Zanoni, MO · 13 mi
657027a
Macomb, MO · 15 mi
657907a
Pottersville, MO · 17 mi

Missouri planting zones →

Questions about 65768

What planting zone is ZIP code 65768?

ZIP code 65768 (Vanzant, MO) is in USDA hardiness zone 7a on the 2023 map: the coldest night of an average winter reaches 0 to 5 °F (−17.8 to −15 °C).

When is the last frost in Vanzant, MO?

The median last spring frost (32 °F) near 65768 is April 14; after April 30 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Gentryville station.

When is the first frost in Vanzant, MO?

The median first fall frost near 65768 is October 25, giving a median frost-free growing season of 193 days.

When should I plant tomatoes in 65768?

Start tomato seeds indoors around Feb 17 – Mar 3 and set transplants outside around Apr 21 – May 5, one to three weeks after the median last frost.

How much rain and snow does 65768 get?

About 48.8 inches of precipitation a year (NOAA 1991–2020 normals, Mountain Grove 14.0 S station).

How hot do summers get in Vanzant, MO?

The average high peaks at 89 °F in July, with about 42 days a year at 90 °F or more.

What kind of soil does 65768 have?

The USDA soil survey maps Mano at the center of ZIP 65768: very gravelly silt loam, moderately well drained, pH about 5.0 (strongly acidic).

Did spring come early in Vanzant, MO in 2026?

Spring leaf-out near 65768 came on Feb 28 in 2026, 8 days earlier than the 1991–2020 average (Mar 8), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Vanzant, MO?

Intermediate onions: the longest day near 65768 is 14 h 42 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 65768 change?

Yes. The 2012 USDA map put 65768 in zone 6b; the 2023 map puts it in zone 7a. The newer map uses 1991–2020 data and more weather stations.