When to plant sunflowers in Nebraska

Sow outdoors in Omaha

Apr 16–May 7

Across Nebraska the window opens between April 16 and May 11. Find your city below; the dates follow each town's own average last frost.

Sow outdoors up to 3 weeks after the last frost. Sow every two weeks until midsummer for flowers through fall.

Sunflowers planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost

JanFebMarAprMayJunJulAugSepOctNovDec

OmahaApr 16–May 7

LincolnApr 24–May 15

BellevueApr 17–May 8

Grand IslandApr 23–May 14

KearneyApr 30–May 21

FremontApr 23–May 14

NorfolkMay 1–May 22

ColumbusApr 21–May 12

PapillionApr 21–May 12

HastingsApr 22–May 13

North PlatteMay 11–Jun 1

When should I plant sunflowers in Nebraska?

In Omaha, sow outdoors from April 16 to May 7. Across Nebraska the window opens between April 16 and May 11, depending on the local last frost.

How is this date worked out?

Sow outdoors up to 3 weeks after the last frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.