FrostCal

When to Plant Green Beans in South Dakota

In a typical South Dakota location, sow outdoors May 6 – May 20. Across the state, the outdoor planting window starts as early as Apr 26 in Tea and as late as May 12 in Ellsworth Air Force Base.

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
Sioux FallsMay 1 – May 15
Rapid CityMay 3 – May 17
AberdeenMay 8 – May 22
BrookingsMay 6 – May 20
WatertownMay 7 – May 21
MitchellMay 2 – May 16
YanktonApr 27 – May 11
PierreMay 6 – May 20
HuronMay 6 – May 20
SpearfishMay 12 – May 26
VermillionMay 3 – May 17
BrandonMay 1 – May 15
Box ElderMay 12 – May 26
Rapid ValleyMay 3 – May 17
Ellsworth Air Force BaseMay 12 – May 26
MadisonMay 5 – May 19
SturgisMay 8 – May 22
Belle FourcheMay 10 – May 24
HarrisburgMay 2 – May 16
TeaApr 26 – May 10

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

Frequently Asked Questions

When should I plant green beans in South Dakota?

In a typical South Dakota location, sow outdoors May 6 – May 20. Across the state, the outdoor planting window starts as early as Apr 26 in Tea and as late as May 12 in Ellsworth Air Force Base.

When is the last frost in South Dakota?

The average last spring frost in South Dakota ranges from April 26 in Tea to May 12 in Ellsworth Air Force Base, 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 South Dakota

When to plant green beans in other states

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