Spring Hill, FL planting zone & frost dates
Spring Hill is in USDA hardiness zone 9b. The last spring frost usually comes around February 5 and the first fall frost around January 1, for a growing season of about 322 days.
Planting calendar for Spring Hill
Dates are counted from the average last spring frost (February 5) 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 11 – Dec 25 Transplant outdoors: Feb 12 – Feb 19 |
| Peppers | Start seeds indoors: Nov 27 – Dec 11 Transplant outdoors: Feb 19 – Feb 26 |
| Eggplant | Start seeds indoors: Nov 27 – Dec 11 Transplant outdoors: Feb 19 – Feb 26 |
| Broccoli | Start seeds indoors: Nov 27 – Dec 11 Transplant outdoors: Jan 8 – Jan 22 |
| Cabbage | Start seeds indoors: Nov 27 – Dec 11 Transplant outdoors: Jan 8 – Jan 22 |
| Onions (sets) | Plant outdoors: Jan 8 – Jan 22 |
| Peas | Sow outdoors: Dec 25 – Jan 8 |
| Spinach | Sow outdoors: Dec 25 – Jan 8 |
| Lettuce | Sow outdoors: Jan 8 – Jan 22 |
| Carrots | Sow outdoors: Jan 8 – Jan 22 |
| Potatoes | Plant outdoors: Jan 8 – Jan 22 |
| Beans | Sow outdoors: Feb 12 – Feb 19 |
| Sweet corn | Sow outdoors: Feb 12 – Feb 19 |
| Cucumbers | Sow outdoors: Feb 12 – Feb 19 |
| Squash & zucchini | Sow outdoors: Feb 12 – Feb 19 |
| Basil | Start seeds indoors: Dec 25 – Jan 8 Transplant outdoors: Feb 12 – Feb 19 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Nov 6 (8 weeks before the average first fall frost on Jan 1).
Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Jan 6 | Feb 5 | Mar 5 |
| First 32°F frost in fall is before | Feb 1 | Jan 1 | Dec 1 |
How to read it: in spring there is a 10% chance of a frost after March 5, so that is a safe date for tender plants. In fall there is a 10% chance of frost before December 1. A hard freeze (28°F) usually ends around January 24.
Hardiness zone by ZIP code in Spring Hill
- 34606 zone 9b
- 34607 zone 9b
- 34608 zone 9b
- 34609 zone 9b
- 34610 zone 9b
- 34611 zone 9b
Nearby cities
- Shady Hills zone 9b, last frost Mar 1
- Hudson zone 10a, last frost Feb 5
- Bayonet Point zone 10a, last frost Jan 20
- Jasmine Estates zone 10a, last frost Jan 20
- Land O' Lakes zone 9b, last frost Jan 31
- New Port Richey East zone 10a, last frost Jan 20
- New Port Richey zone 10a, last frost Jan 20
- Wesley Chapel zone 9b, last frost Jan 31
Questions
What growing zone is Spring Hill, FL?
Spring Hill is in USDA Plant Hardiness Zone 9b (average extreme winter low 25°F to 30°F), according to the USDA 2023 map.
When is the last frost in Spring Hill?
The average last spring frost (32°F) in Spring Hill is February 5. There is still a 10% chance of frost until March 5.
When can I plant tomatoes in Spring Hill?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Feb 12 – Feb 19. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Weeki Wachee, FL (USC00089430), 6.7 km (4.2 mi) from the city center, elevation 6 m, based on 18 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.