Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 30, 2026

Planting zone for Stacy, MN

Stacy, MN is in USDA zone 4b across its 2 ZIP codes. The median last spring frost is May 3 and the first fall frost October 5.

Stacy 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.

Zone4b−25 to −20 °F

ZIP codes2

Last frostMay 3

First frostOct 5

Growing season154 days

4b 2 ZIPs

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Stacy, MN…

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 Stacy, MN

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMay 3median — 50% chance of a later frost

Safe for tender plantsMay 19only 10% chance of frost after

First fall frostOctober 5median — 10% chance by Sep 22

Growing season154 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 24 and returns around October 17.

From the NOAA station Forest Lake 5ne, MN, elevation 906 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 Stacy

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 22 – Apr 5

SpinachSow outdoors · Mar 22 – Apr 12

Broccoli, cabbageStart indoors · Feb 22 – Mar 8

Broccoli, cabbageTransplant · Apr 12 – Apr 26

Onion setsPlant outdoors · Apr 5 – Apr 19

PotatoesPlant outdoors · Apr 12 – Apr 26

LettuceSow outdoors · Apr 5 – Apr 19

Carrots, beetsSow outdoors · Apr 12 – Apr 26

TomatoesStart indoors · Mar 8 – Mar 22

TomatoesTransplant · May 10 – May 24

Peppers, eggplantStart indoors · Feb 22 – Mar 8

Peppers, eggplantTransplant · May 17 – May 31

BeansSow outdoors · May 10 – May 24

Sweet cornSow outdoors · May 10 – May 24

Cucumbers, squashSow outdoors · May 10 – May 24

Fall lettuce, spinachSow outdoors · Aug 10 – Aug 24

GarlicPlant cloves · Sep 21 – Oct 26

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 3) and first fall frost (Oct 5) 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 55079 came on Apr 11 — 6 days earlier than the 1991–2020 average (Apr 17).

average
Apr 172026
Apr 11

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 4b in Minnesota

497 plants native to the lower 48 states, recorded in Minnesota, and rated by the USDA to survive −25 °F or colder — the bottom of zone 4b. 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 Stacy, MN.

Soil in Stacy, MN

The soil mapped at the center of ZIP 55079 is Rifle — mucky peat, very poorly drained.

TextureMucky peattop layer

DrainageVery poorly drainedconsider raised beds

Organic matter85%high

Hydrologic groupA/Ddrains fast once dried out; wet otherwise

Farmland classNot prime farmlandUSDA classification

Map unit: Rifle and Seelyeville soils.

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 55079; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Stacy, MN

Summer high83 °Faverage high, July

Winter low3 °Faverage low, January

Hot days14days a year at 90 °F or more

Freezing nights161nights a year at 32 °F or less

Growing degree days2,620base 50 °F — the season’s usable heat

Longest day15 h 40 mindaylight on June 21

Shortest day8 h 43 mindaylight on December 21

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

Precipitation35.2 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: Forest Lake 5ne, MN (9 mi away); precipitation: Stacy 1.4 Nw, MN (2 mi away). Daylight is calculated from latitude.

ZIP codes in Stacy

Minnesota planting zones →

Questions about Stacy

What planting zone is Stacy, MN?

Stacy, MN is in USDA hardiness zone 4b on the 2023 map (4b: −25 to −20 °F).

When is the last frost in Stacy, MN?

The median last spring frost is May 3 and the median first fall frost is October 5 (NOAA 1991–2020 normals, Forest Lake 5ne station).

When can I plant a garden in Stacy, MN?

Cool-season crops like peas and spinach go in around Mar 22 – Apr 12; tomatoes, peppers, beans and squash after about May 10, once frost risk has passed.

What kind of onions grow in Stacy, MN?

Long-day onions: the longest day is 15 h 40 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

How much rain and snow does Stacy, MN get?

About 35.2 inches of precipitation a year (NOAA 1991–2020 normals).