When should I plant bush beans in ZIP 55401?

In ZIP 55401, the main bush beans target is around May 17, based on the representative Minneapolis frost station and USDA zone 5a.

When should I start bush beans seeds indoors in 55401?

Bush beans is usually direct-sown for ZIP 55401. Use the May 17 planting window instead of starting it indoors.

Is this a guaranteed planting date?

No. GrowZone uses frost-date estimates, hardiness zones, and crop timing rules for planning. Local microclimates and current weather can shift the right date.

ZIP 55401 planting calendar

When to plant bush beans in Minneapolis, MN - Zone 5a

Q: When is the first frost in Minneapolis?

Minneapolis (ZIP 55401) has an average first fall frost around Oct 1, leaving about 144 frost-free days.

In ZIP 55401, plant bush beans around May 17; this uses the Minneapolis frost station, USDA zone 5a, and bush beans timing rules.

Your Minneapolis calendar has a 144-day estimated frost-free season. This estimate uses the representative Minneapolis frost station, USDA zone 5a, and bush beans timing rules.

Source: minneapolis-st-paul frost station, USDA zone 5a, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.

Reviewed by GrowZone Editorial. Calculated from the minneapolis-st-paul frost station and USDA zone 5a, last updated 2026-06-28.

In the Minneapolis area, bush beans timing follows the Minneapolis frost window, so the local ZIP date can differ from a broad zone-only calendar.

USDA zone 5a Minneapolis frost station University of Minnesota Extension Updated 2026-06-28

Read the method

Answer first

When to start bush beans seeds indoors in Minneapolis

In ZIP 55401, bush beans is usually direct-sown around May 17 instead of started indoors.

Bush beans is normally direct-sown in Minneapolis. Use around May 17 as the outdoor planting window for ZIP 55401.

Seed starting schedule

Bush beans dates for Minneapolis, MN

Step	Date	How to use it
Direct Sow	May 17, 2026	Sow seed outside when the crop and soil can handle the window.

Last frost

When is the last frost in Minneapolis?

Minneapolis (ZIP 55401) has an average last spring frost around May 10.

First frost

When is the first frost in Minneapolis?

The average first fall frost is around Oct 1, giving about 144 frost-free days.

Season map

Bush beans windows by month

JanFebMarAprMayJunJulAugSepOctNovDec

Direct sow

May 17

Harvest

Jul 11

Frost watch

Aug 7

Reminder workflow

Every date has a next action

Last frost windowMay 10

Direct sow bush beansMay 17

First bush beans harvest windowJul 11

Last bush beans sowing targetAug 7

Signal	Value	Why it matters
Last frost estimate	May 10, 2026	Warm-season transplant risk starts falling after this window.
First frost estimate	October 1, 2026	Fall planting counts backward from this date.
Season length	144 days	Longer seasons can support succession crops.
Spacing	4-6 in	Airflow and root space affect yield.
Soil temperature	60 F+	Seeds and transplants stall in cold soil.

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Local data

Why this date changes by ZIP

Minneapolis frost history and USDA zone 5a shift the safe planting window. GrowZone uses a local representative station instead of one national rule.

University of Minnesota Extension is the kind of local source to verify against when a crop is expensive, weather is unusual, or your yard has a cold pocket.

Crop note

Bush beans timing notes

Wait until soil is warm, then sow every two weeks for a steady crop. Bush beans prefers full sun, 4-6 in spacing, and soil near 60 F+.

For fall, count backward from Oct 1. A conservative last sowing target is around Aug 7.