When to plant in Zephyrhills, FL
USDA Zone 9bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Zephyrhills, Florida — all computed from Zephyrhills's nearest NOAA weather station.
Zephyrhills's growing season is short at roughly -23 days, so succession planting is limited; lean on transplants over direct sowing for anything slow to mature. In zone 9b, frost is a minor factor for Zephyrhills — most perennials thrive, and annual vegetables can go out early and stay late.
The average first fall frost in Zephyrhills is now 8 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
SAINT LEO · 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 Zephyrhills’s own odds, recorded at SAINT LEO.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 15 | Feb 16 | Jan 16 | Nov 28 | Dec 22 | Jan 23 |
| 32°F | Feb 28 | Jan 31 | Jan 3 | Dec 10 | Jan 8 | Feb 10 |
| 28°F | Feb 19 | Jan 24 | Dec 27 | Dec 21 | Jan 14 | Feb 15 |
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 Zephyrhills, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 32 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.
Zephyrhills planting FAQ
When is the last spring frost in Zephyrhills, FL?
On average, the last spring frost in Zephyrhills is around January 31 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Zephyrhills, FL?
The first fall frost in Zephyrhills typically arrives around January 8 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Zephyrhills in?
Zephyrhills is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Zephyrhills?
Zephyrhills has about -23 frost-free days — a short growing season — between the average last spring frost (January 31) and first fall frost (January 8).
When should I plant tomatoes in Zephyrhills?
For Zephyrhills, sow tomatoes indoors about December 6–December 20 and move the seedlings out around February 7, after the last spring frost.
Never miss a window in Zephyrhills
An email when it’s time to start seeds, transplant, and sow — timed to Zephyrhills’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Pasadena Hills · 7 km
- Wesley Chapel · 14 km
- Pebble Creek · 18 km
- Thonotosassa · 24 km
- Plant City · 26 km
- Land O' Lakes · 26 km
- Lutz · 29 km
- Temple Terrace · 29 km
Frost dates recorded at SAINT LEO, 13 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 Zephyrhills, FL — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00087851. Retrieved from https://blissgarden.com/florida/zephyrhills.