blissgarden.

When to plant in San Carlos Park, FL

USDA Zone 10b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for San Carlos Park, Florida — all computed from San Carlos Park's nearest NOAA weather station.

With only about -1 frost-free days, San Carlos Park has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. Zone 10b is warm enough that San Carlos Park can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.

Station · FT MYERS SW FL RGNL AP · 9.2 km
Last spring frost
January 17
50% chance · 32°F
First fall frost
January 16
50% chance · 32°F
Growing season
-1 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for San Carlos ParkA year-band from January to December for San Carlos Park: San Carlos Park is effectively frost-free at 32°F — no distinct frost season.
San Carlos Park is effectively frost-free at 32°F — no distinct frost season.

The average first fall frost in San Carlos Park is now 8 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

FT MYERS SW FL RGNL AP · 1991–2020

The 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 San Carlos Park’s own odds, recorded at FT MYERS SW FL RGNL AP.

Frost-probability curves for San Carlos ParkProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around January 17 and the first fall frost around January 16, where a 32°F freeze is rare enough that there is effectively no distinct frost season.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FFeb 16Jan 26Jan 3Dec 29Jan 14Feb 10
32°FFeb 6Jan 17Jan 6Jan 4Jan 16Feb 5

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19

Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.

Add the next planting windows to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in San Carlos Park, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 37 km · complete 32°F normals

When 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.

FT MYERS SW FL RGNL AP
Primary
9 km · 9 m elevation
SPRING
Jan 17
FALL
Jan 16
FT MYERS PAGE FLD AP
13 km · 5 m elevation
SPRING
Jan 16
FALL
Jan 13
NAPLES
37 km · 12 m elevation
SPRING
Jan 18
FALL
Jan 11

San Carlos Park planting FAQ

When is the last spring frost in San Carlos Park, FL?

San Carlos Park's average last spring frost falls near January 17 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.

When is the first fall frost in San Carlos Park, FL?

Expect San Carlos Park's first fall frost near January 16 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is San Carlos Park in?

San Carlos Park is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.

How long is the growing season in San Carlos Park?

There are roughly -1 frost-free days in San Carlos Park (a short growing season), running from the average last frost around January 17 to the first fall frost near January 16.

When should I plant tomatoes in San Carlos Park?

In San Carlos Park, start tomato seeds indoors around November 22–December 6, then transplant seedlings outdoors around January 24 once the danger of frost has passed.

Planting reminders

Never miss a window in San Carlos Park

An email when it’s time to start seeds, transplant, and sow — timed to San Carlos Park’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at FT MYERS SW FL RGNL AP, 9 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in San Carlos Park, FL — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00012894. Retrieved from https://blissgarden.com/florida/san-carlos-park.