When to plant leeks in Indiana

Plant out in Indianapolis

Apr 6–Apr 20

Across Indiana the window opens between March 15 and April 15. Find your city below; the dates follow each town's own average last frost.

Start indoors, Indianapolis: Jan 26–Feb 9
Plant out, Indianapolis: Apr 6–Apr 20
Last frost, Indianapolis: Apr 20

Start seeds indoors 10–12 weeks before the last frost; plant out up to 2 weeks before the last frost. Plant leeks deep in a trench and fill it in as they grow to get long white stems.

Leeks planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost

JanFebMarAprMayJunJulAugSepOctNovDec

IndianapolisApr 6–Apr 20

Fort WayneApr 10–Apr 24

EvansvilleMar 15–Mar 29

CarmelApr 7–Apr 21

FishersApr 7–Apr 21

South BendApr 9–Apr 23

BloomingtonApr 1–Apr 15

NoblesvilleApr 7–Apr 21

HammondApr 9–Apr 23

LafayetteApr 12–Apr 26

GreenwoodApr 6–Apr 20

GaryApr 8–Apr 22

WestfieldApr 7–Apr 21

MuncieApr 2–Apr 16

KokomoApr 13–Apr 27

Terre HauteApr 1–Apr 15

AndersonApr 5–Apr 19

JeffersonvilleMar 17–Mar 31

ElkhartApr 12–Apr 26

ColumbusMar 28–Apr 11

MishawakaApr 9–Apr 23

LawrenceApr 4–Apr 18

West LafayetteApr 12–Apr 26

PortageApr 8–Apr 22

PlainfieldMar 29–Apr 12

New AlbanyMar 17–Mar 31

MerrillvilleApr 8–Apr 22

Crown PointApr 15–Apr 29

RichmondApr 10–Apr 24

ValparaisoApr 8–Apr 22

All 49 cities

City	Start indoors	Plant out	Last frost
Indianapolis	Jan 26 to Feb 9	Apr 6 to Apr 20	Apr 20
Fort Wayne	Jan 30 to Feb 13	Apr 10 to Apr 24	Apr 24
Evansville	Jan 4 to Jan 18	Mar 15 to Mar 29	Mar 29
Carmel	Jan 27 to Feb 10	Apr 7 to Apr 21	Apr 21
Fishers	Jan 27 to Feb 10	Apr 7 to Apr 21	Apr 21
South Bend	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Bloomington	Jan 21 to Feb 4	Apr 1 to Apr 15	Apr 15
Noblesville	Jan 27 to Feb 10	Apr 7 to Apr 21	Apr 21
Hammond	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Lafayette	Feb 1 to Feb 15	Apr 12 to Apr 26	Apr 26
Greenwood	Jan 26 to Feb 9	Apr 6 to Apr 20	Apr 20
Gary	Jan 28 to Feb 11	Apr 8 to Apr 22	Apr 22
Westfield	Jan 27 to Feb 10	Apr 7 to Apr 21	Apr 21
Muncie	Jan 22 to Feb 5	Apr 2 to Apr 16	Apr 16
Kokomo	Feb 2 to Feb 16	Apr 13 to Apr 27	Apr 27
Terre Haute	Jan 21 to Feb 4	Apr 1 to Apr 15	Apr 15
Anderson	Jan 25 to Feb 8	Apr 5 to Apr 19	Apr 19
Jeffersonville	Jan 6 to Jan 20	Mar 17 to Mar 31	Mar 31
Elkhart	Feb 1 to Feb 15	Apr 12 to Apr 26	Apr 26
Columbus	Jan 17 to Jan 31	Mar 28 to Apr 11	Apr 11
Mishawaka	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Lawrence	Jan 24 to Feb 7	Apr 4 to Apr 18	Apr 18
West Lafayette	Feb 1 to Feb 15	Apr 12 to Apr 26	Apr 26
Portage	Jan 28 to Feb 11	Apr 8 to Apr 22	Apr 22
Plainfield	Jan 18 to Feb 1	Mar 29 to Apr 12	Apr 12
New Albany	Jan 6 to Jan 20	Mar 17 to Mar 31	Mar 31
Merrillville	Jan 28 to Feb 11	Apr 8 to Apr 22	Apr 22
Crown Point	Feb 4 to Feb 18	Apr 15 to Apr 29	Apr 29
Richmond	Jan 30 to Feb 13	Apr 10 to Apr 24	Apr 24
Valparaiso	Jan 28 to Feb 11	Apr 8 to Apr 22	Apr 22
Goshen	Feb 1 to Feb 15	Apr 12 to Apr 26	Apr 26
Brownsburg	Jan 18 to Feb 1	Mar 29 to Apr 12	Apr 12
Zionsville	Jan 27 to Feb 10	Apr 7 to Apr 21	Apr 21
Michigan City	Jan 25 to Feb 8	Apr 5 to Apr 19	Apr 19
Granger	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Schererville	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Hobart	Jan 28 to Feb 11	Apr 8 to Apr 22	Apr 22
Marion	Feb 1 to Feb 15	Apr 12 to Apr 26	Apr 26
Franklin	Jan 26 to Feb 9	Apr 6 to Apr 20	Apr 20
Greenfield	Jan 25 to Feb 8	Apr 5 to Apr 19	Apr 19
East Chicago	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Avon	Jan 18 to Feb 1	Mar 29 to Apr 12	Apr 12
St. John	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Munster	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
Highland	Jan 29 to Feb 12	Apr 9 to Apr 23	Apr 23
La Porte	Jan 25 to Feb 8	Apr 5 to Apr 19	Apr 19
Seymour	Jan 22 to Feb 5	Apr 2 to Apr 16	Apr 16
Clarksville	Jan 6 to Jan 20	Mar 17 to Mar 31	Mar 31
Shelbyville	Jan 23 to Feb 6	Apr 3 to Apr 17	Apr 17

Questions

When should I plant leeks in Indiana?

In Indianapolis, plant out from April 6 to April 20. Across Indiana the window opens between March 15 and April 15, depending on the local last frost.

How is this date worked out?

Start seeds indoors 10–12 weeks before the last frost; plant out up to 2 weeks before the last frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Indiana

Leeks in other states

Frost dates for every city in Indiana