When to plant Sweet potatoes in New York

In spring, from Apr 20 – June 1 in Floral Park to May 20 – June 10 in Watertown.

In fall, from May 20 – June 10 in Albany to June 1 – 15 in Yonkers.

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 New York
PlaceSpringFall
AirmontMay 10 – June 10June 1 – 15
AlbanyMay 20 – June 10May 20 – June 10
AmsterdamNot listedMay 20 – June 10
AuburnMay 20 – June 10June 1 – 15
BabylonMay 1 – June 1June 1 – July 1
BataviaMay 20 – June 10June 1 – 15
BeaconMay 1 – June 1June 1 – 15
BinghamtonMay 20 – June 10May 20 – June 10
BuffaloMay 10 – June 10June 1 – 15
CanandaiguaMay 20 – June 10June 1 – 15
Chestnut RidgeMay 10 – June 10June 1 – 15
CohoesMay 10 – June 10June 1 – 15
CorningNot listedNot listed
CortlandNot listedMay 20 – June 10
DepewMay 10 – June 10June 1 – 15
Dobbs FerryMay 10 – June 10June 1 – 15
DunkirkMay 20 – June 10June 1 – 15
East RockawayMay 1 – June 1June 1 – July 1
ElmiraNot listedMay 20 – June 10
EndicottMay 20 – June 10May 20 – June 10
Floral ParkApr 20 – June 1June 1 – July 1
FreeportMay 1 – June 1June 1 – July 1
FultonMay 20 – June 10June 1 – 15
Garden CityApr 20 – June 1June 1 – July 1
GenevaMay 20 – June 10June 1 – 15
Glen CoveApr 20 – June 1June 1 – July 1
Glens FallsNot listedNot listed
GloversvilleNot listedNot listed
Great NeckApr 20 – June 1June 1 – July 1
HarrisonMay 1 – June 1June 1 – 15
HaverstrawMay 10 – June 10June 1 – 15
HempsteadApr 20 – June 1June 1 – July 1
IthacaNot listedNot listed
JamestownNot listedMay 20 – June 10
Johnson CityMay 20 – June 10May 20 – June 10
KenmoreNot listedMay 20 – June 10
KingstonNot listedNot listed
Kiryas JoelMay 1 – June 1June 1 – 15
LackawannaMay 10 – June 10June 1 – 15
Lake GroveMay 1 – June 1June 1 – 15
LancasterMay 10 – June 10June 1 – 15
LindenhurstMay 1 – June 1June 1 – July 1
LockportMay 20 – June 10June 1 – 15
Long BeachMay 1 – June 1June 1 – July 1
LynbrookMay 1 – June 1June 1 – July 1
MamaroneckMay 10 – June 10June 1 – 15
Massapequa ParkApr 20 – June 1June 1 – July 1
MiddletownMay 10 – June 10June 1 – 15
MineolaApr 20 – June 1June 1 – July 1
Mount KiscoMay 10 – June 10June 1 – 15
Mount VernonApr 20 – June 1June 1 – July 1
New Hyde ParkApr 20 – June 1June 1 – July 1
New RochelleMay 10 – June 10June 1 – 15
New YorkApr 20 – June 1June 1 – July 1
NewburghMay 20 – June 10May 20 – June 10
Niagara FallsMay 20 – June 10June 1 – 15
North TonawandaNot listedMay 20 – June 10
OleanNot listedMay 20 – June 10
OneidaMay 20 – June 10May 20 – June 10
OneontaNot listedNot listed
OssiningMay 10 – June 10June 1 – 15
OswegoMay 10 – June 10June 1 – 15
PatchogueApr 20 – June 1June 1 – July 1
PeekskillMay 20 – June 10June 1 – 15
PlattsburghNot listedNot listed
Port ChesterMay 1 – June 1June 1 – 15
PoughkeepsieMay 10 – June 10June 1 – 15
RochesterMay 10 – June 10June 1 – 15
Rockville CentreMay 1 – June 1June 1 – July 1
RomeNot listedMay 20 – June 10
RyeMay 1 – June 1June 1 – 15
Saratoga SpringsMay 20 – June 10May 20 – June 10
ScarsdaleMay 10 – June 10June 1 – 15
SchenectadyMay 20 – June 10May 20 – June 10
Sleepy HollowMay 10 – June 10June 1 – 15
Spring ValleyMay 10 – June 10June 1 – 15
SuffernMay 10 – June 10June 1 – 15
SyracuseMay 20 – June 10June 1 – 15
TarrytownMay 10 – June 10June 1 – 15
TonawandaNot listedMay 20 – June 10
TroyMay 10 – June 10June 1 – 15
UticaMay 20 – June 10May 20 – June 10
Valley StreamApr 20 – June 1June 1 – July 1
WatertownMay 20 – June 10May 20 – June 10
WatervlietMay 10 – June 10June 1 – 15
West HaverstrawMay 10 – June 10June 1 – 15
WestburyApr 20 – June 1June 1 – July 1
White PlainsMay 1 – June 1June 1 – 15
WoodburyMay 1 – June 1June 1 – 15
YonkersMay 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.