When to Plant Nasturtiums in Nebraska

In a typical Nebraska location, sow outdoors May 1 – May 15. Across the state, the outdoor planting window starts as early as Apr 22 in Elkhorn and as late as May 18 in Alliance.

Method Direct sow
Days to maturity 50–65 days

Frost-tender, resents root disturbance; direct sow 1-3 weeks after last frost once soil has warmed.

Nasturtiums Planting Dates by City

CityDirect sow
OmahaApr 25 – May 9
LincolnMay 1 – May 15
BellevueApr 24 – May 8
Grand IslandApr 30 – May 14
KearneyMay 7 – May 21
FremontApr 30 – May 14
HastingsApr 29 – May 13
NorfolkMay 7 – May 21
North PlatteMay 10 – May 24
ColumbusApr 28 – May 12
PapillionApr 24 – May 8
La VistaApr 24 – May 8
ScottsbluffMay 15 – May 29
South Sioux CityMay 6 – May 20
BeatriceMay 1 – May 15
ChalcoApr 28 – May 12
LexingtonMay 3 – May 17
AllianceMay 18 – Jun 1
GeringMay 15 – May 29
ElkhornApr 22 – May 6

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

Frequently Asked Questions

When should I plant nasturtiums in Nebraska?

In a typical Nebraska location, sow outdoors May 1 – May 15. Across the state, the outdoor planting window starts as early as Apr 22 in Elkhorn and as late as May 18 in Alliance.

When is the last frost in Nebraska?

The average last spring frost in Nebraska ranges from April 15 in Elkhorn to May 11 in Alliance, based on NOAA 1991–2020 climate normals.

How long do nasturtiums take to grow?

Nasturtiums typically take 50–65 days from planting to harvest. Frost-tender, resents root disturbance; direct sow 1-3 weeks after last frost once soil has warmed.

Other Crops in Nebraska

When to plant nasturtiums in other states

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