When to Plant Broccoli in Indiana
Indiana spans USDA hardiness 5b to 7a (zones 5b to 7a on this page). Plant broccoli by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 5b · Zone 6a · Zone 6b · Zone 7a
Broccoli planting calendar for Indiana, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
spring planting
Start seeds indoors
Feb 26
Transplant outdoors
Apr 9
Projected first harvest
Jun 13
fall planting
Start seeds indoors
Jun 15
Transplant outdoors
Jul 20
Projected first harvest
Sep 23
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 5 guide (both 5a and 5b) →
Broccoli planting calendar for Indiana, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
spring planting
Start seeds indoors
Feb 21
Transplant outdoors
Apr 4
Projected first harvest
Jun 8
fall planting
Start seeds indoors
Jun 20
Transplant outdoors
Jul 25
Projected first harvest
Sep 28
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 6 guide (both 6a and 6b) →
Broccoli planting calendar for Indiana, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
spring planting
Start seeds indoors
Feb 16
Transplant outdoors
Mar 30
Projected first harvest
Jun 3
fall planting
Start seeds indoors
Jun 25
Transplant outdoors
Jul 30
Projected first harvest
Oct 3
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 6 guide (both 6a and 6b) →
Broccoli planting calendar for Indiana, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
spring planting
Start seeds indoors
Feb 11
Transplant outdoors
Mar 25
Projected first harvest
May 29
fall planting
Start seeds indoors
Jun 30
Transplant outdoors
Aug 4
Projected first harvest
Oct 8
spring planting
fall planting
Most broccoli mature in about 50 to 200 days depending on the variety. Full zone 7 guide (both 7a and 7b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
4 varieties of broccoli in the HomeSown library. Tap any for its full grow guide.
Common problems with broccoli
What to watch for, with identification and treatment for each
🌱 Grow broccoli with a calendar built for your exact yard
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