When to Plant Fennel in Florida
Florida spans USDA hardiness 8b to 11b (zones 8b to 11b on this page). Plant fennel by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 8b · Zone 9a · Zone 9b · Zone 10a · Zone 10b · Zone 11a · Zone 11b
Fennel planting calendar for Florida, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Direct sow
Mar 6
Projected first harvest
Jun 4
Fennel is ready to harvest in about 90 days. Full zone 8 guide (both 8a and 8b) →
Fennel planting calendar for Florida, Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
Direct sow
Feb 15
Projected first harvest
May 16
Fennel is ready to harvest in about 90 days. Full zone 9 guide (both 9a and 9b) →
Fennel planting calendar for Florida, Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
Direct sow
Feb 1
Projected first harvest
May 2
Fennel is ready to harvest in about 90 days. Full zone 9 guide (both 9a and 9b) →
Fennel planting calendar for Florida, Zone 10a
Average last spring frost
January 30
Average first fall frost
December 30
Direct sow
Jan 16
Projected first harvest
Apr 16
Fennel is ready to harvest in about 90 days. Full zone 10 guide (both 10a and 10b) →
Fennel planting calendar for Florida, Zone 10b
Average last spring frost
January 30
Average first fall frost
December 30
Direct sow
Jan 16
Projected first harvest
Apr 16
Fennel is ready to harvest in about 90 days. Full zone 10 guide (both 10a and 10b) →
Fennel planting calendar for Florida, Zone 11a
Zone 11a doesn't get a seasonal frost — fennel plants on a warm/cool-season calendar instead of frost dates.
Best planting window
Year-round
Time to harvest
~90 days
🌴 Your zone never frosts, so planting is timed to the cooler vs. warmer seasons rather than a frost date.
Fennel is ready to harvest in about 90 days.
Fennel planting calendar for Florida, Zone 11b
Zone 11b doesn't get a seasonal frost — fennel plants on a warm/cool-season calendar instead of frost dates.
Best planting window
Year-round
Time to harvest
~90 days
🌴 Your zone never frosts, so planting is timed to the cooler vs. warmer seasons rather than a frost date.
Fennel is ready to harvest in about 90 days.
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of fennel in the HomeSown library. Tap any for its full grow guide.
Common problems with fennel
What to watch for, with identification and treatment for each
🌱 Grow fennel with a calendar built for your exact yard
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