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

Planting zone for 89828 — Lamoille, NV

ZIP code 89828 (Lamoille, Elko County) is in USDA zone 6a: the coldest winter night averages −10 to −5 °F. The median last spring frost is June 4 and the first fall frost September 18.

Where ZIP 89828 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.

Zone6a−10 to −5 °F

Coldest night−23.3 to −20.6 °C

Last frostJun 4

First frostSep 18

2012 zone5b

Was 5b 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 6a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Lamoille, 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 Lamoille, NV

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostJune 4median — 50% chance of a later frost

Safe for tender plantsJune 20only 10% chance of frost after

First fall frostSeptember 18median — 10% chance by Aug 31

Growing season105 daysfrost-free, median

A hard freeze (28 °F) usually ends around May 18 and returns around September 29.

From the NOAA station Arthur 4nw, NV — 9 miles away, elevation 6,250 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 89828

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Apr 23 – May 7

SpinachSow outdoors · Apr 23 – May 14

Broccoli, cabbageStart indoors · Mar 26 – Apr 9

Broccoli, cabbageTransplant · May 14 – May 28

Onion setsPlant outdoors · May 7 – May 21

PotatoesPlant outdoors · May 14 – May 28

LettuceSow outdoors · May 7 – May 21

Carrots, beetsSow outdoors · May 14 – May 28

TomatoesStart indoors · Apr 9 – Apr 23

TomatoesTransplant · Jun 11 – Jun 25

Peppers, eggplantStart indoors · Mar 26 – Apr 9

Peppers, eggplantTransplant · Jun 18 – Jul 2

BeansSow outdoors · Jun 11 – Jun 25

Sweet cornSow outdoors · Jun 11 – Jun 25

Cucumbers, squashSow outdoors · Jun 11 – Jun 25

Fall lettuce, spinachSow outdoors · Jul 24 – Aug 7

GarlicPlant cloves · Sep 4 – Oct 9

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Jun 4) and first fall frost (Sep 18) 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 89828 came on Mar 30 — 29 days earlier than the 1991–2020 average (Apr 28).

average
Apr 282026
Mar 30

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 6a in Nevada

504 plants native to the lower 48 states, recorded in Nevada, and rated by the USDA to survive −10 °F or colder — the bottom of zone 6a. 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 Lamoille, NV.

Soil in Lamoille, NV

The soil mapped at the center of ZIP 89828 is Bullump — gravelly loam, well drained.

TextureGravelly loama good balance for most vegetables

pH7.2neutral; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter4%moderate

Hydrologic groupCwater soaks in slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Bullump-Hackwood-Cleavage association.

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 89828; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Lamoille, NV

Summer high84 °Faverage high, July

Winter low10 °Faverage low, January

Hot days7days a year at 90 °F or more

Freezing nights233nights a year at 32 °F or less

Growing degree days1,252base 50 °F — the season’s usable heat

Longest day15 h 06 mindaylight on June 21

Shortest day9 h 15 mindaylight on December 21

Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)

Precipitation31.8 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: Lamoille 2n, NV (7 mi away); precipitation: Lamoille #3, NV (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

898335b

Ruby Valley, NV · 17 mi

898235a

Deeth, NV · 18 mi

898155b

Spring Creek, NV · 18 mi

Nevada planting zones →

Questions about 89828

What planting zone is ZIP code 89828?

ZIP code 89828 (Lamoille, NV) is in USDA hardiness zone 6a on the 2023 map: the coldest night of an average winter reaches −10 to −5 °F (−23.3 to −20.6 °C).

When is the last frost in Lamoille, NV?

The median last spring frost (32 °F) near 89828 is June 4; after June 20 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Arthur 4nw station.

When is the first frost in Lamoille, NV?

The median first fall frost near 89828 is September 18, giving a median frost-free growing season of 105 days.

When should I plant tomatoes in 89828?

Start tomato seeds indoors around Apr 9 – Apr 23 and set transplants outside around Jun 11 – Jun 25, one to three weeks after the median last frost.

How much rain and snow does 89828 get?

About 31.8 inches of precipitation a year (NOAA 1991–2020 normals, Lamoille #3 station).

How hot do summers get in Lamoille, NV?

The average high peaks at 84 °F in July, with about 7 days a year at 90 °F or more.

What kind of soil does 89828 have?

The USDA soil survey maps Bullump at the center of ZIP 89828: gravelly loam, well drained, pH about 7.2 (neutral).

Did spring come early in Lamoille, NV in 2026?

Spring leaf-out near 89828 came on Mar 30 in 2026, 29 days earlier than the 1991–2020 average (Apr 28), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Lamoille, NV?

Long-day onions: the longest day near 89828 is 15 h 06 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 89828 change?

Yes. The 2012 USDA map put 89828 in zone 5b; the 2023 map puts it in zone 6a. The newer map uses 1991–2020 data and more weather stations.