When to plant Sweet potatoes in Utah

In spring, from Apr 1 – June 1 in Ivins to May 20 – June 10 in Tooele.

In fall, from May 20 – June 10 in Alpine to June 1 – 15 in Woods Cross.

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 Utah
PlaceSpringFall
AlpineMay 20 – June 10May 20 – June 10
American ForkMay 10 – June 10June 1 – 15
BluffdaleMay 10 – June 10June 1 – 15
BountifulMay 10 – June 10June 1 – 15
Brigham CityMay 20 – June 10Not listed
Cedar CityMay 20 – June 10May 20 – June 10
CentervilleMay 10 – June 10June 1 – 15
ClearfieldMay 20 – June 10June 1 – 15
ClintonMay 10 – June 10June 1 – 15
Cottonwood HeightsMay 20 – June 10June 1 – 15
DraperMay 10 – June 10June 1 – 15
Eagle MountainNot listedNot listed
FarmingtonMay 10 – June 10June 1 – 15
GrantsvilleMay 20 – June 10May 20 – June 10
HeberNot listedNot listed
HerrimanMay 10 – June 10June 1 – 15
HighlandMay 20 – June 10May 20 – June 10
HolladayMay 20 – June 10June 1 – 15
HurricaneApr 20 – June 1June 1 – July 1
HyrumNot listedNot listed
IvinsApr 1 – June 1June 1 – July 1
KaysvilleMay 10 – June 10June 1 – 15
Kearns metroMay 1 – June 1June 1 – 15
LaytonMay 20 – June 10June 1 – 15
LehiMay 20 – June 10May 20 – June 10
LindonMay 10 – June 10June 1 – 15
LoganNot listedNot listed
Magna metroApr 20 – June 1June 1 – 15
MapletonMay 10 – June 10June 1 – 15
MidvaleMay 20 – June 10June 1 – 15
MillcreekMay 10 – June 10June 1 – 15
MurrayMay 20 – June 10June 1 – 15
North LoganMay 20 – June 10June 1 – 15
North OgdenMay 10 – June 10June 1 – 15
North Salt LakeMay 10 – June 10June 1 – 15
OgdenMay 10 – June 10June 1 – 15
OremMay 10 – June 10June 1 – 15
PaysonMay 20 – June 10May 20 – June 10
Pleasant GroveMay 10 – June 10June 1 – 15
Pleasant ViewMay 10 – June 10June 1 – 15
ProvoMay 10 – June 10June 1 – 15
RivertonMay 10 – June 10June 1 – 15
RoyMay 10 – June 10June 1 – 15
SalemMay 10 – June 10June 1 – 15
Salt Lake CityApr 20 – June 1June 1 – July 1
SandyMay 20 – June 10June 1 – 15
SantaquinMay 20 – June 10May 20 – June 10
Saratoga SpringsMay 20 – June 10May 20 – June 10
SmithfieldNot listedNot listed
South JordanMay 10 – June 10June 1 – 15
South OgdenMay 10 – June 10June 1 – 15
South Salt LakeApr 20 – June 1June 1 – July 1
Spanish ForkMay 10 – June 10June 1 – 15
SpringvilleMay 10 – June 10June 1 – 15
St. GeorgeApr 1 – June 1June 1 – July 1
SyracuseMay 10 – June 10June 1 – 15
TaylorsvilleApr 20 – June 1June 1 – July 1
TooeleMay 20 – June 10June 1 – 15
TremontonMay 10 – June 10June 1 – 15
VernalNot listedMay 20 – June 10
VineyardMay 10 – June 10June 1 – 15
WashingtonApr 1 – June 1June 1 – July 1
West HavenMay 10 – June 10June 1 – 15
West JordanMay 10 – June 10June 1 – 15
West PointMay 10 – June 10June 1 – 15
West Valley CityMay 1 – June 1June 1 – 15
Woods CrossMay 10 – June 10June 1 – 15

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.