Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 89423 — Minden, NV

ZIP code 89423 (Minden, Douglas County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is May 30 and the first fall frost September 26.

Where ZIP 89423 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 frostMay 30

First frostSep 26

2012 zone6b

Same zone as on the 2012 map. 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 Minden, NV…

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 Minden, NV

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostMay 30median — 50% chance of a later frost

Safe for tender plantsJune 14only 10% chance of frost after

First fall frostSeptember 26median — 10% chance by Sep 9

Growing season119 daysfrost-free, median

A hard freeze (28 °F) usually ends around May 6 and returns around October 8.

From the NOAA station Minden, NV — 4 miles away, elevation 4,708 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 89423

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Apr 18 – May 2

SpinachSow outdoors · Apr 18 – May 9

Broccoli, cabbageStart indoors · Mar 21 – Apr 4

Broccoli, cabbageTransplant · May 9 – May 23

Onion setsPlant outdoors · May 2 – May 16

PotatoesPlant outdoors · May 9 – May 23

LettuceSow outdoors · May 2 – May 16

Carrots, beetsSow outdoors · May 9 – May 23

TomatoesStart indoors · Apr 4 – Apr 18

TomatoesTransplant · Jun 6 – Jun 20

Peppers, eggplantStart indoors · Mar 21 – Apr 4

Peppers, eggplantTransplant · Jun 13 – Jun 27

BeansSow outdoors · Jun 6 – Jun 20

Sweet cornSow outdoors · Jun 6 – Jun 20

Cucumbers, squashSow outdoors · Jun 6 – Jun 20

Fall lettuce, spinachSow outdoors · Aug 1 – Aug 15

GarlicPlant cloves · Sep 12 – Oct 17

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 30) and first fall frost (Sep 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 89423 came on Mar 9 — 5 days earlier than the 1991–2020 average (Mar 14).

average
Mar 142026
Mar 9

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 Nevada

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

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 Minden, NV.

Soil in Minden, NV

The soil mapped at the center of ZIP 89423 is Saralegui — sand, well drained.

TextureSanddrains and warms fast; dries out and needs more feeding

pH6.3slightly acidic; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter1.4%low — add compost

Hydrologic groupAwater soaks in fast

Farmland classNot prime farmlandUSDA classification

Map unit: Saralegui sand, 0 to 2 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 89423; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Minden, NV

Summer high91 °Faverage high, July

Winter low19 °Faverage low, January

Hot days68days a year at 90 °F or more

Freezing nights189nights a year at 32 °F or less

Growing degree days2,329base 50 °F — the season’s usable heat

Longest day14 h 54 mindaylight on June 21

Shortest day9 h 26 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation8.1 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Minden, NV (4 mi away); precipitation: Minden 6.0 Nne, NV (3 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

5 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

894116b

Genoa, NV · 6 mi

894606b

Gardnerville, NV · 7 mi

897057b

Carson City, NV · 8 mi

897017a

Carson City, NV · 9 mi

897027a

Carson City, NV · 10 mi

894486b

Zephyr Cove, NV · 10 mi

894497a

Stateline, NV · 10 mi

894137a

Glenbrook, NV · 11 mi

Nevada planting zones →

Questions about 89423

What planting zone is ZIP code 89423?

ZIP code 89423 (Minden, NV) 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 Minden, NV?

The median last spring frost (32 °F) near 89423 is May 30; after June 14 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Minden station.

When is the first frost in Minden, NV?

The median first fall frost near 89423 is September 26, giving a median frost-free growing season of 119 days.

When should I plant tomatoes in 89423?

Start tomato seeds indoors around Apr 4 – Apr 18 and set transplants outside around Jun 6 – Jun 20, one to three weeks after the median last frost.

How much rain and snow does 89423 get?

About 8.1 inches of precipitation a year (NOAA 1991–2020 normals, Minden 6.0 Nne station).

How hot do summers get in Minden, NV?

The average high peaks at 91 °F in July, with about 68 days a year at 90 °F or more.

What kind of soil does 89423 have?

The USDA soil survey maps Saralegui at the center of ZIP 89423: sand, well drained, pH about 6.3 (slightly acidic).

Did spring come early in Minden, NV in 2026?

Spring leaf-out near 89423 came on Mar 9 in 2026, 5 days earlier than the 1991–2020 average (Mar 14), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Minden, NV?

Intermediate onions: the longest day near 89423 is 14 h 54 min, so day-neutral types bulb best; long-day varieties may not bulb fully.