When to plant Tomatoes in Indiana

In spring, from Apr 10 – June 1 in Clarksville to May 10 – June 15 in West Lafayette.

In fall, June 1 – July 1.

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

Tomatoes planting dates by place in Indiana
PlaceSpringFall
AndersonMay 5 – June 10June 1 – July 1
AuburnMay 10 – June 15June 1 – 20
AvonApr 20 – June 1June 1 – July 1
BargersvilleMay 5 – June 10June 1 – July 1
BedfordMay 5 – June 10June 1 – July 1
Beech GroveMay 5 – June 10June 1 – July 1
BloomingtonApr 20 – June 1June 1 – July 1
BlufftonMay 5 – June 10June 1 – July 1
BrownsburgApr 20 – June 1June 1 – July 1
CarmelMay 5 – June 10June 1 – July 1
Cedar LakeMay 10 – June 15June 1 – July 1
ChestertonMay 5 – June 10June 1 – July 1
ClarksvilleApr 10 – June 1June 1 – July 15
Columbia CityMay 10 – June 15June 1 – July 1
ColumbusApr 20 – June 1June 1 – July 1
ConnersvilleMay 10 – June 15June 1 – 20
CrawfordsvilleMay 10 – June 15June 1 – 20
Crown PointMay 10 – June 15June 1 – July 1
DanvilleApr 20 – June 1June 1 – July 1
DecaturMay 5 – June 10June 1 – July 1
DyerMay 5 – June 10June 1 – July 1
East ChicagoMay 5 – June 10June 1 – July 1
ElkhartMay 10 – June 15June 1 – July 1
EvansvilleApr 10 – June 1June 1 – July 15
FishersMay 5 – June 10June 1 – July 1
Fort WayneMay 5 – June 10June 1 – July 1
FrankfortMay 5 – June 10June 1 – July 1
FranklinMay 5 – June 10June 1 – July 1
GaryMay 5 – June 10June 1 – July 1
GoshenMay 10 – June 15June 1 – July 1
GreenfieldMay 5 – June 10June 1 – July 1
GreensburgApr 20 – June 1June 1 – July 1
GreenwoodMay 5 – June 10June 1 – July 1
GriffithMay 5 – June 10June 1 – July 1
HammondMay 5 – June 10June 1 – July 1
HighlandMay 5 – June 10June 1 – July 1
HobartMay 5 – June 10June 1 – July 1
HuntertownMay 10 – June 15June 1 – 20
HuntingtonMay 10 – June 15June 1 – 20
IndianapolisMay 5 – June 10June 1 – July 1
JasperApr 20 – June 1June 1 – July 1
JeffersonvilleApr 10 – June 1June 1 – July 15
KendallvilleMay 10 – June 15June 1 – July 1
KokomoMay 10 – June 15June 1 – July 1
La PorteMay 5 – June 10June 1 – July 1
LafayetteMay 10 – June 15June 1 – July 1
Lake StationMay 5 – June 10June 1 – July 1
LawrenceMay 5 – June 10June 1 – July 1
LebanonMay 5 – June 10June 1 – July 1
LogansportMay 5 – June 10June 1 – July 1
LowellMay 10 – June 15June 1 – July 1
MadisonApr 20 – June 1June 1 – July 1
MarionMay 10 – June 15June 1 – July 1
MartinsvilleMay 5 – June 10June 1 – 20
McCordsvilleMay 5 – June 10June 1 – July 1
MerrillvilleMay 5 – June 10June 1 – July 1
Michigan CityMay 5 – June 10June 1 – July 1
MishawakaMay 5 – June 10June 1 – July 1
MooresvilleApr 20 – June 1June 1 – July 1
MuncieMay 5 – June 10June 1 – July 1
MunsterMay 5 – June 10June 1 – July 1
New AlbanyApr 10 – June 1June 1 – July 15
New CastleMay 10 – June 15June 1 – July 1
New HavenMay 10 – June 15June 1 – July 1
NoblesvilleMay 5 – June 10June 1 – July 1
PeruMay 5 – June 10June 1 – July 1
PlainfieldApr 20 – June 1June 1 – July 1
PlymouthMay 5 – June 10June 1 – July 1
PortageMay 5 – June 10June 1 – July 1
RichmondMay 5 – June 10June 1 – July 1
ScherervilleMay 5 – June 10June 1 – July 1
SellersburgApr 10 – June 1June 1 – July 15
SeymourMay 5 – June 10June 1 – July 1
ShelbyvilleMay 5 – June 10June 1 – July 1
South BendMay 5 – June 10June 1 – July 1
SpeedwayApr 20 – June 1June 1 – July 1
St. JohnMay 5 – June 10June 1 – July 1
Terre HauteApr 20 – June 1June 1 – July 1
ValparaisoMay 5 – June 10June 1 – July 1
VincennesApr 20 – June 1June 1 – July 1
WabashMay 5 – June 10June 1 – July 1
WarsawMay 10 – June 15June 1 – July 1
WashingtonApr 20 – June 1June 1 – July 1
West LafayetteMay 10 – June 15June 1 – July 1
WestfieldMay 5 – June 10June 1 – July 1
WhitestownMay 5 – June 10June 1 – July 1
YorktownMay 5 – June 10June 1 – July 1
ZionsvilleMay 5 – June 10June 1 – July 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 tomatoes.