When to plant Rhubarb in South Dakota
In spring, from Mar 20 – Apr 15 in Brandon to Apr 1 – May 1 in Watertown.
In fall, from Oct 1 – Nov 1 in Aberdeen to Oct 15 – Nov 15 in Yankton.
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.
| Place | Spring | Fall |
|---|---|---|
| Aberdeen | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Box Elder | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Brandon | Mar 20 – Apr 15 | Oct 15 – Nov 15Now |
| Brookings | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Harrisburg | Mar 20 – Apr 15 | Oct 1 – Nov 1Now |
| Huron | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Mitchell | Mar 20 – Apr 15 | Oct 15 – Nov 15Now |
| Pierre | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Rapid City | Mar 20 – Apr 15 | Oct 15 – Nov 15Now |
| Sioux Falls | Mar 20 – Apr 15 | Oct 15 – Nov 15Now |
| Spearfish | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Vermillion | Mar 20 – Apr 15 | Oct 1 – Nov 1Now |
| Watertown | Apr 1 – May 1 | Oct 1 – Nov 1Now |
| Yankton | Mar 20 – Apr 15 | Oct 15 – Nov 15Now |
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 rhubarb.