Lynn Haven, FL planting zone & frost dates
Lynn Haven is in USDA hardiness zone 9a. The last spring frost usually comes around February 15 and the first fall frost around December 12, for a growing season of about 301 days.
Planting calendar for Lynn Haven
Dates are counted from the average last spring frost (February 15) 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 21 – Jan 4 Transplant outdoors: Feb 22 – Mar 1 |
| Peppers | Start seeds indoors: Dec 7 – Dec 21 Transplant outdoors: Mar 1 – Mar 8 |
| Eggplant | Start seeds indoors: Dec 7 – Dec 21 Transplant outdoors: Mar 1 – Mar 8 |
| Broccoli | Start seeds indoors: Dec 7 – Dec 21 Transplant outdoors: Jan 18 – Feb 1 |
| Cabbage | Start seeds indoors: Dec 7 – Dec 21 Transplant outdoors: Jan 18 – Feb 1 |
| Onions (sets) | Plant outdoors: Jan 18 – Feb 1 |
| Peas | Sow outdoors: Jan 4 – Jan 18 |
| Spinach | Sow outdoors: Jan 4 – Jan 18 |
| Lettuce | Sow outdoors: Jan 18 – Feb 1 |
| Carrots | Sow outdoors: Jan 18 – Feb 1 |
| Potatoes | Plant outdoors: Jan 18 – Feb 1 |
| Beans | Sow outdoors: Feb 22 – Mar 1 |
| Sweet corn | Sow outdoors: Feb 22 – Mar 1 |
| Cucumbers | Sow outdoors: Feb 22 – Mar 1 |
| Squash & zucchini | Sow outdoors: Feb 22 – Mar 1 |
| Basil | Start seeds indoors: Jan 4 – Jan 18 Transplant outdoors: Feb 22 – Mar 1 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Oct 17 (8 weeks before the average first fall frost on Dec 12).
Useful for zone 9a 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 | Jan 13 | Feb 15 | Mar 11 |
| First 32°F frost in fall is before | Jan 12 | Dec 12 | Nov 16 |
How to read it: in spring there is a 10% chance of a frost after March 11, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 16. A hard freeze (28°F) usually ends around January 31.
Hardiness zone by ZIP code in Lynn Haven
- 32444 zone 9a
Nearby cities
- Panama City zone 9b, last frost Feb 7
- Callaway zone 9b, last frost Feb 7
- Upper Grand Lagoon zone 9b, last frost Feb 7
- Panama City Beach zone 9b, last frost Feb 7
- Santa Rosa Beach zone 9a, last frost Feb 5
- Destin zone 9b, last frost Feb 5
- Niceville zone 9a, last frost Mar 12
- Fort Walton Beach zone 9a, last frost Feb 5
Questions
What growing zone is Lynn Haven, FL?
Lynn Haven is in USDA Plant Hardiness Zone 9a (average extreme winter low 20°F to 25°F), according to the USDA 2023 map.
When is the last frost in Lynn Haven?
The average last spring frost (32°F) in Lynn Haven is February 15. There is still a 10% chance of frost until March 11.
When can I plant tomatoes in Lynn Haven?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Feb 22 – Mar 1. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Panama City 5N, FL (USC00086842), 1.3 km (0.8 mi) from the city center, elevation 2 m, based on 25 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.