When to plant Sweet corn in New York

In spring, from Mar 25 – May 15 in Floral Park to May 15 – June 1 in Oneonta.

In fall, June 1 – July 20.

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

Sweet corn planting dates by place in New York
PlaceSpringFall
AirmontApr 25 – June 15June 1 – July 20
AlbanyMay 10 – June 15June 1 – July 10
AmsterdamMay 10 – June 1June 1 – July 10
AuburnMay 10 – June 15June 1 – July 20
BabylonApr 10 – June 1June 1 – Aug 15
BataviaMay 10 – June 15June 1 – July 20
BeaconApr 10 – June 1June 1 – Aug 1
BinghamtonMay 10 – June 15June 1 – July 10
BuffaloApr 25 – June 15June 1 – Aug 1
CanandaiguaMay 10 – June 15June 1 – July 20
Chestnut RidgeApr 25 – June 15June 1 – Aug 1
CohoesApr 25 – June 15June 1 – Aug 1
CorningMay 15 – June 1June 1 – July 1
CortlandMay 10 – June 1June 1 – July 10
DepewApr 25 – June 15June 1 – Aug 1
Dobbs FerryApr 25 – June 15June 1 – Aug 1
DunkirkMay 10 – June 15June 1 – July 20
East RockawayApr 10 – June 1June 1 – Aug 15
ElmiraMay 10 – June 1June 1 – July 10
EndicottMay 10 – June 15June 1 – July 10
Floral ParkMar 25 – May 15June 1 – Aug 15
FreeportApr 10 – June 1June 1 – Aug 15
FultonMay 10 – June 15June 1 – July 20
Garden CityMar 25 – May 15June 1 – Aug 15
GenevaMay 10 – June 15June 1 – July 20
Glen CoveMar 25 – May 15June 1 – Aug 15
Glens FallsMay 15 – June 1June 1 – July 1
GloversvilleMay 10 – June 1June 1 – July 1
Great NeckMar 25 – May 15June 1 – Sept 1
HarrisonApr 10 – June 1June 1 – Aug 1
HaverstrawApr 25 – June 15June 1 – July 20
HempsteadMar 25 – May 15June 1 – Aug 15
IthacaMay 10 – June 1June 1 – July 1
JamestownMay 10 – June 1June 1 – July 10
Johnson CityMay 10 – June 15June 1 – July 10
KenmoreMay 10 – June 1June 1 – July 10
KingstonMay 10 – June 1June 1 – July 1
Kiryas JoelApr 10 – June 1June 1 – Aug 1
LackawannaApr 25 – June 15June 1 – Aug 1
Lake GroveApr 10 – June 1June 1 – Aug 1
LancasterApr 25 – June 15June 1 – Aug 1
LindenhurstApr 10 – June 1June 1 – Aug 15
LockportMay 10 – June 15June 1 – Aug 1
Long BeachApr 10 – June 1June 1 – Aug 15
LynbrookApr 10 – June 1June 1 – Aug 15
MamaroneckApr 25 – June 15June 1 – Aug 1
Massapequa ParkMar 25 – May 15June 1 – Aug 15
MiddletownApr 25 – June 15June 1 – July 20
MineolaMar 25 – May 15June 1 – Aug 15
Mount KiscoApr 25 – June 15June 1 – July 20
Mount VernonMar 25 – May 15June 1 – Sept 1
New Hyde ParkMar 25 – May 15June 1 – Aug 15
New RochelleApr 25 – June 15June 1 – Aug 1
New YorkMar 25 – May 15June 1 – Sept 1
NewburghMay 10 – June 15June 1 – July 10
Niagara FallsMay 10 – June 15June 1 – July 20
North TonawandaMay 10 – June 1June 1 – July 10
OleanMay 10 – June 1June 1 – July 10
OneidaMay 10 – June 15June 1 – July 10
OneontaMay 15 – June 1June 1 – July 1
OssiningApr 25 – June 15June 1 – July 20
OswegoApr 25 – June 15June 1 – Aug 1
PatchogueMar 25 – May 15June 1 – Aug 15
PeekskillMay 10 – June 15June 1 – July 20
PlattsburghMay 10 – June 1June 1 – July 1
Port ChesterApr 10 – June 1June 1 – Aug 1
PoughkeepsieApr 25 – June 15June 1 – July 20
RochesterApr 25 – June 15June 1 – July 20
Rockville CentreApr 10 – June 1June 1 – Aug 15
RomeMay 10 – June 1June 1 – July 10
RyeApr 10 – June 1June 1 – Aug 1
Saratoga SpringsMay 10 – June 15June 1 – July 10
ScarsdaleApr 25 – June 15June 1 – Aug 1
SchenectadyMay 10 – June 15June 1 – July 10
Sleepy HollowApr 25 – June 15June 1 – Aug 1
Spring ValleyApr 25 – June 15June 1 – Aug 1
SuffernApr 25 – June 15June 1 – July 20
SyracuseMay 10 – June 15June 1 – July 20
TarrytownApr 25 – June 15June 1 – Aug 1
TonawandaMay 10 – June 1June 1 – July 10
TroyApr 25 – June 15June 1 – Aug 1
UticaMay 10 – June 15June 1 – July 10
Valley StreamMar 25 – May 15June 1 – Aug 15
WatertownMay 10 – June 15June 1 – July 10
WatervlietApr 25 – June 15June 1 – Aug 1
West HaverstrawApr 25 – June 15June 1 – July 20
WestburyMar 25 – May 15June 1 – Aug 15
White PlainsApr 10 – June 1June 1 – Aug 1
WoodburyApr 10 – June 1June 1 – Aug 1
YonkersApr 25 – June 15June 1 – Aug 1

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 corn.