When to plant in Sweetwater, FL
USDA Zone 10bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Sweetwater, Florida — all computed from Sweetwater's nearest NOAA weather station.
With only about -5 frost-free days, Sweetwater has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. Heads up: the nearest complete-normals station is about 23 km from Sweetwater, so your yard's frost dates can differ — a low spot or a paved city center can shift them by a week. In zone 10b, frost is a minor factor for Sweetwater — most perennials thrive, and annual vegetables can go out early and stay late.
The average last spring frost in Sweetwater is now 9 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
PERRINE 4W · 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 Sweetwater’s own odds, recorded at PERRINE 4W.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Feb 23 | Jan 25 | Dec 30 | Dec 20 | Jan 15 | Feb 13 |
| 32°F | Feb 1 | Jan 18 | Dec 31 | Dec 31 | Jan 13 | Feb 1 |
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 Sweetwater, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
2 within 49 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.
Sweetwater planting FAQ
When is the last spring frost in Sweetwater, FL?
Sweetwater's average last spring frost falls near January 18 — 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 Sweetwater, FL?
Expect Sweetwater's first fall frost near January 13 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Sweetwater in?
Sweetwater is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Sweetwater?
Sweetwater has about -5 frost-free days — a short growing season — between the average last spring frost (January 18) and first fall frost (January 13).
When should I plant tomatoes in Sweetwater?
For Sweetwater, sow tomatoes indoors about November 23–December 7 and move the seedlings out around January 25, after the last spring frost.
Never miss a window in Sweetwater
An email when it’s time to start seeds, transplant, and sow — timed to Sweetwater’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Tamiami · 3 km
- Fountainebleau · 4 km
- Doral · 5 km
- Westchester · 5 km
- Westwood Lakes · 7 km
- Olympia Heights · 8 km
- Kendale Lakes · 9 km
- Coral Terrace · 9 km
Frost dates recorded at PERRINE 4W, 23 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 Sweetwater, FL — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00087020. Retrieved from https://blissgarden.com/florida/sweetwater.