When to plant Onions in Nebraska

In spring, from Mar 15 – Apr 10 in Beatrice to Apr 10 – May 1 in Scottsbluff.

In fall: USDA's 1967 table lists onion plants as generally spring-planted in every place here. Newer advice from your state's extension service may differ.

Dates are for setting out plants. USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Onion plants planting dates by place in Nebraska
PlaceSpring
BeatriceMar 15 – Apr 10
BellevueMar 15 – Apr 10
ColumbusMar 15 – Apr 10
FremontMar 15 – Apr 10
Grand IslandMar 15 – Apr 10
HastingsMar 15 – Apr 10
KearneyApr 1 – May 1
La VistaMar 15 – Apr 10
LexingtonApr 1 – May 1
LincolnMar 15 – Apr 10
NorfolkApr 1 – May 1
North PlatteApr 10 – May 1
OmahaMar 15 – Apr 10
PapillionMar 15 – Apr 10
ScottsbluffApr 10 – May 1
South Sioux CityApr 1 – May 1

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for onion plants.