When to plant in Pasadena Hills, FL
USDA Zone 9bPasadena Hills, Florida frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
With only about -23 frost-free days, Pasadena Hills has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. Zone 9b is warm enough that Pasadena Hills can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
The average first fall frost in Pasadena Hills 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 Pasadena Hills’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 Pasadena Hills, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 30 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.
Pasadena Hills planting FAQ
When is the last spring frost in Pasadena Hills, FL?
Plan for the last spring frost in Pasadena Hills around January 31 (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 Pasadena Hills, FL?
Expect Pasadena Hills's first fall frost near January 8 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Pasadena Hills in?
Pasadena Hills is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Pasadena Hills?
There are roughly -23 frost-free days in Pasadena Hills (a short growing season), running from the average last frost around January 31 to the first fall frost near January 8.
When should I plant tomatoes in Pasadena Hills?
In Pasadena Hills, start tomato seeds indoors around December 6–December 20, then transplant seedlings outdoors around February 7 once the danger of frost has passed.
Never miss a window in Pasadena Hills
An email when it’s time to start seeds, transplant, and sow — timed to Pasadena Hills’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Zephyrhills · 7 km
- Wesley Chapel · 11 km
- Pebble Creek · 17 km
- Land O' Lakes · 22 km
- Lutz · 26 km
- Thonotosassa · 26 km
- University · 29 km
- Temple Terrace · 29 km
Frost dates recorded at SAINT LEO, 7 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 Pasadena Hills, FL — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00087851. Retrieved from https://blissgarden.com/florida/pasadena-hills.