When to plant Chinese cabbage in North Dakota

In spring, from Apr 1 – May 15 in Bismarck to May 1 – June 15 in Williston.

In fall, June 1 – July 15.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Chinese cabbage planting dates by place in North Dakota
PlaceSpringFall
BismarckApr 1 – May 15June 1 – July 15
DickinsonMay 1 – June 15June 1 – July 1
FargoFall-plantedJune 1 – July 15
Grand ForksApr 1 – May 15June 1 – July 15
JamestownApr 1 – May 15June 1 – July 15
MandanApr 1 – May 15June 1 – July 15
MinotApr 1 – May 15June 1 – July 15
West FargoFall-plantedJune 1 – July 15
WillistonMay 1 – June 15June 1 – July 1

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. The full USDA table for chinese cabbage.