Jacksonville, FL planting zone & frost dates
Jacksonville is in USDA hardiness zone 9b. The last spring frost usually comes around February 1 and the first fall frost around January 5, for a growing season of about 330 days.
Planting calendar for Jacksonville
Dates are counted from the average last spring frost (February 1) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.
| Crop | When |
|---|---|
| Tomatoes | Start seeds indoors: Dec 7 – Dec 21 Transplant outdoors: Feb 8 – Feb 15 |
| Peppers | Start seeds indoors: Nov 23 – Dec 7 Transplant outdoors: Feb 15 – Feb 22 |
| Eggplant | Start seeds indoors: Nov 23 – Dec 7 Transplant outdoors: Feb 15 – Feb 22 |
| Broccoli | Start seeds indoors: Nov 23 – Dec 7 Transplant outdoors: Jan 4 – Jan 18 |
| Cabbage | Start seeds indoors: Nov 23 – Dec 7 Transplant outdoors: Jan 4 – Jan 18 |
| Onions (sets) | Plant outdoors: Jan 4 – Jan 18 |
| Peas | Sow outdoors: Dec 21 – Jan 4 |
| Spinach | Sow outdoors: Dec 21 – Jan 4 |
| Lettuce | Sow outdoors: Jan 4 – Jan 18 |
| Carrots | Sow outdoors: Jan 4 – Jan 18 |
| Potatoes | Plant outdoors: Jan 4 – Jan 18 |
| Beans | Sow outdoors: Feb 8 – Feb 15 |
| Sweet corn | Sow outdoors: Feb 8 – Feb 15 |
| Cucumbers | Sow outdoors: Feb 8 – Feb 15 |
| Squash & zucchini | Sow outdoors: Feb 8 – Feb 15 |
| Basil | Start seeds indoors: Dec 21 – Jan 4 Transplant outdoors: Feb 8 – Feb 15 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Nov 10 (8 weeks before the average first fall frost on Jan 5).
Useful for zone 9b gardens
- Seed starting kit with dome — to start seeds indoors before the last frost
- LED grow light for seedlings — stops leggy seedlings
- Frost cloth / plant covers — for late spring and early fall frosts
- Soil thermometer — warm-season crops need soil above 60°F
- Shade cloth — for hot summers
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Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Dec 31 | Feb 1 | Mar 3 |
| First 32°F frost in fall is before | Feb 6 | Jan 5 | Dec 3 |
How to read it: in spring there is a 10% chance of a frost after March 3, so that is a safe date for tender plants. In fall there is a 10% chance of frost before December 3. A hard freeze (28°F) usually ends around January 22.
Hardiness zone by ZIP code in Jacksonville
- 32099 zone 9a
- 32201 zone 9b
- 32202 zone 9b
- 32203 zone 9b
- 32204 zone 9b
- 32205 zone 9b
- 32206 zone 9b
- 32207 zone 9b
- 32208 zone 9b
- 32209 zone 9b
- 32210 zone 9b
- 32211 zone 9b
- 32212 zone 9b
- 32214 zone 9b
- 32216 zone 9b
- 32217 zone 9b
- 32218 zone 9b
- 32219 zone 9a
- 32220 zone 9a
- 32221 zone 9a
- 32222 zone 9a
- 32223 zone 9b
- 32224 zone 9b
- 32225 zone 9b
- 32226 zone 9b
- 32227 zone 9b
- 32228 zone 9b
- 32229 zone 9b
- 32231 zone 9b
- 32232 zone 9b
- 32234 zone 9a
- 32235 zone 9b
- 32236 zone 9b
- 32238 zone 9b
- 32239 zone 9b
- 32241 zone 9b
- 32244 zone 9b
- 32245 zone 9b
- 32246 zone 9b
- 32247 zone 9b
- 32254 zone 9b
- 32255 zone 9b
- 32256 zone 9b
- 32257 zone 9b
- 32258 zone 9b
- 32260 zone 9b
- 32277 zone 9b
Nearby cities
- Bellair-Meadowbrook Terrace zone 9b, last frost Feb 1
- Fruit Cove zone 9b, last frost Feb 1
- Lakeside zone 9a, last frost Feb 1
- Oakleaf Plantation zone 9a, last frost Feb 1
- Fleming Island zone 9b, last frost Feb 1
- Atlantic Beach zone 9b, last frost Jan 31
- Jacksonville Beach zone 9b, last frost Jan 31
- Ponte Vedra Beach zone 9b, last frost Jan 31
Questions
What growing zone is Jacksonville, FL?
Jacksonville is in USDA Plant Hardiness Zone 9b (average extreme winter low 25°F to 30°F), according to the USDA 2023 map. Some ZIP codes of the city fall in zone 9a.
When is the last frost in Jacksonville?
The average last spring frost (32°F) in Jacksonville is February 1. There is still a 10% chance of frost until March 3.
When can I plant tomatoes in Jacksonville?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Feb 8 – Feb 15. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Jacksonville Nas, FL (USW00093837), 11.0 km (6.8 mi) from the city center, elevation 6 m, based on 23 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.