When to plant Winter squash in North Dakota
In fall, from May 20 – June 10 in Dickinson to June 1 – 15 in West Fargo.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Bismarck | — | June 1 – 15 |
| Dickinson | — | May 20 – June 10 |
| Fargo | — | June 1 – 15 |
| Grand Forks | — | June 1 – 15 |
| Jamestown | — | June 1 – 15 |
| Mandan | — | June 1 – 15 |
| Minot | — | June 1 – 15 |
| West Fargo | — | June 1 – 15 |
| Williston | — | May 20 – June 10 |
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 winter squash.