When to plant in DeBary, FL
USDA Zone 9bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for DeBary, Florida — all computed from DeBary's nearest NOAA weather station.
A ~-14-day frost-free window makes DeBary a short-season garden: choose early varieties and start long-season crops indoors well ahead of the last frost. In zone 9b, frost is a minor factor for DeBary — most perennials thrive, and annual vegetables can go out early and stay late.
The average first fall frost in DeBary is now 6 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
SANFORD · 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 DeBary’s own odds, recorded at SANFORD.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 6 | Feb 4 | Jan 8 | Dec 9 | Jan 6 | Feb 6 |
| 32°F | Feb 24 | Jan 26 | Dec 31 | Dec 20 | Jan 12 | Feb 10 |
| 28°F | Feb 6 | Jan 13 | Dec 25 | Dec 19 | Jan 11 | Feb 5 |
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 DeBary, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 14 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.
DeBary planting FAQ
When is the last spring frost in DeBary, FL?
On average, the last spring frost in DeBary is around January 26 (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 DeBary, FL?
Expect DeBary's first fall frost near January 12 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is DeBary in?
DeBary is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in DeBary?
DeBary has about -14 frost-free days — a short growing season — between the average last spring frost (January 26) and first fall frost (January 12).
When should I plant tomatoes in DeBary?
For DeBary, sow tomatoes indoors about December 1–December 15 and move the seedlings out around February 2, after the last spring frost.
Never miss a window in DeBary
An email when it’s time to start seeds, transplant, and sow — timed to DeBary’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Orange City · 7 km
- Sanford · 11 km
- Deltona · 11 km
- Lake Mary · 14 km
- DeLand · 16 km
- Longwood · 20 km
- Winter Springs · 22 km
- Wekiwa Springs · 22 km
Frost dates recorded at SANFORD, 9 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 DeBary, FL — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00087982. Retrieved from https://blissgarden.com/florida/debary.