When to plant Sweet potatoes in Alaska

In spring, May 20 – June 10 in Juneau.

In fall, May 20 – June 10 in Juneau.

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

Sweet potatoes planting dates by place in Alaska
PlaceSpringFall
AnchorageNot listedNot listed
FairbanksNot listedNot listed
JuneauMay 20 – June 10May 20 – June 10
WasillaNot listedNot listed

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 sweet potatoes.