FrostCal

When to Plant Green Beans in North Dakota

In a typical North Dakota location, sow outdoors May 10 – May 24. Across the state, the outdoor planting window starts as early as May 4 in Wahpeton and as late as May 21 in Beulah.

Method Direct sow
Days to maturity 50–65 days

Direct sow at last frost to 2 weeks after, once soil has warmed; frost-tender, do not rush.

Green Beans Planting Dates by City

CityDirect sow
FargoMay 5 – May 19
BismarckMay 10 – May 24
Grand ForksMay 10 – May 24
MinotMay 10 – May 24
West FargoMay 10 – May 24
WillistonMay 21 – Jun 4
DickinsonMay 20 – Jun 3
MandanMay 13 – May 27
JamestownMay 8 – May 22
WahpetonMay 4 – May 18
Devils LakeMay 6 – May 20
Watford CityMay 9 – May 23
Valley CityMay 13 – May 27
Minot Air Force BaseMay 11 – May 25
GraftonMay 4 – May 18
LincolnMay 14 – May 28
BeulahMay 21 – Jun 4
RugbyMay 17 – May 31
StanleyMay 17 – May 31
HoraceMay 4 – May 18

Showing the 20 most populous of 20 North Dakota cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all North Dakota cities.

Frequently Asked Questions

When should I plant green beans in North Dakota?

In a typical North Dakota location, sow outdoors May 10 – May 24. Across the state, the outdoor planting window starts as early as May 4 in Wahpeton and as late as May 21 in Beulah.

When is the last frost in North Dakota?

The average last spring frost in North Dakota ranges from May 4 in Wahpeton to May 21 in Beulah, based on NOAA 1991–2020 climate normals.

How long do green beans take to grow?

Green Beans typically take 50–65 days from planting to harvest. Direct sow at last frost to 2 weeks after, once soil has warmed; frost-tender, do not rush.

Other Crops in North Dakota

When to plant green beans in other states

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