When to plant in Iona, FL
USDA Zone 10bIona, Florida frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Iona's growing season is short at roughly -3 days, so succession planting is limited; lean on transplants over direct sowing for anything slow to mature. Zone 10b is warm enough that Iona can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
The average first fall frost in Iona is now 6 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
FT MYERS PAGE FLD AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Iona’s own odds, recorded at FT MYERS PAGE FLD AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Feb 15 | Jan 21 | Dec 31 | Dec 23 | Jan 12 | Feb 6 |
| 32°F | Feb 2 | Jan 16 | Jan 1 | Dec 31 | Jan 13 | Feb 2 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.
Full-year planting calendar
Each bar is the exact window to take a planting action in Iona, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 44 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Iona planting FAQ
When is the last spring frost in Iona, FL?
Plan for the last spring frost in Iona around January 16 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Iona, FL?
In Iona, the first 32°F freeze of fall lands around January 13 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Iona in?
Iona is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Iona?
There are roughly -3 frost-free days in Iona (a short growing season), running from the average last frost around January 16 to the first fall frost near January 13.
When should I plant tomatoes in Iona?
In Iona, start tomato seeds indoors around November 21–December 5, then transplant seedlings outdoors around January 23 once the danger of frost has passed.
Never miss a window in Iona
An email when it’s time to start seeds, transplant, and sow — timed to Iona’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Cypress Lake · 7 km
- Villas · 10 km
- Cape Coral · 14 km
- San Carlos Park · 15 km
- Fort Myers · 17 km
- Estero · 19 km
- Gateway · 22 km
- North Fort Myers · 25 km
Frost dates recorded at FT MYERS PAGE FLD AP, 12 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Iona, FL — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00012835. Retrieved from https://blissgarden.com/florida/iona.