Augusta, GA planting zone & frost dates
Augusta is in USDA hardiness zone 8b. The last spring frost usually comes around February 27 and the first fall frost around December 4, for a growing season of about 283 days.
Planting calendar for Augusta
Dates are counted from the average last spring frost (February 27) 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: Jan 2 – Jan 16 Transplant outdoors: Mar 6 – Mar 13 |
| Peppers | Start seeds indoors: Dec 19 – Jan 2 Transplant outdoors: Mar 13 – Mar 20 |
| Eggplant | Start seeds indoors: Dec 19 – Jan 2 Transplant outdoors: Mar 13 – Mar 20 |
| Broccoli | Start seeds indoors: Dec 19 – Jan 2 Transplant outdoors: Jan 30 – Feb 13 |
| Cabbage | Start seeds indoors: Dec 19 – Jan 2 Transplant outdoors: Jan 30 – Feb 13 |
| Onions (sets) | Plant outdoors: Jan 30 – Feb 13 |
| Peas | Sow outdoors: Jan 16 – Jan 30 |
| Spinach | Sow outdoors: Jan 16 – Jan 30 |
| Lettuce | Sow outdoors: Jan 30 – Feb 13 |
| Carrots | Sow outdoors: Jan 30 – Feb 13 |
| Potatoes | Plant outdoors: Jan 30 – Feb 13 |
| Beans | Sow outdoors: Mar 6 – Mar 13 |
| Sweet corn | Sow outdoors: Mar 6 – Mar 13 |
| Cucumbers | Sow outdoors: Mar 6 – Mar 13 |
| Squash & zucchini | Sow outdoors: Mar 6 – Mar 13 |
| Basil | Start seeds indoors: Jan 16 – Jan 30 Transplant outdoors: Mar 6 – Mar 13 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Oct 9 (8 weeks before the average first fall frost on Dec 4).
Useful for zone 8b 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
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Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Feb 4 | Feb 27 | Mar 19 |
| First 32°F frost in fall is before | Jan 1 | Dec 4 | Nov 15 |
How to read it: in spring there is a 10% chance of a frost after March 19, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 15. A hard freeze (28°F) usually ends around February 8.
Hardiness zone by ZIP code in Augusta
- 30901 zone 8b
- 30903 zone 8b
- 30904 zone 8b
- 30905 zone 8b
- 30906 zone 8b
- 30907 zone 8b
- 30909 zone 8b
- 30914 zone 8b
- 30916 zone 8b
- 30917 zone 8b
- 30919 zone 8b
- 30999 zone 8b
Nearby cities
- Martinez zone 8b, last frost Feb 27
- Evans zone 8b, last frost Feb 27
- Grovetown zone 8b, last frost Feb 27
- Statesboro zone 8b, last frost Mar 7
- Dublin zone 8b, last frost Mar 14
- Milledgeville zone 8b, last frost Mar 25
- Vidalia zone 9a, last frost Mar 2
- Athens zone 8b, last frost Mar 23
Questions
What growing zone is Augusta, GA?
Augusta is in USDA Plant Hardiness Zone 8b (average extreme winter low 15°F to 20°F), according to the USDA 2023 map.
When is the last frost in Augusta?
The average last spring frost (32°F) in Augusta is February 27. There is still a 10% chance of frost until March 19.
When can I plant tomatoes in Augusta?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Mar 6 – Mar 13. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Augusta Daniel Fld Ap, GA (USW00013837), 5.9 km (3.7 mi) from the city center, elevation 129 m, based on 21 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.