Lawrenceville, GA planting zone & frost dates
Lawrenceville is in USDA hardiness zone 8a. The last spring frost usually comes around April 3 and the first fall frost around November 7, for a growing season of about 219 days.
Planting calendar for Lawrenceville
Dates are counted from the average last spring frost (April 3) 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: Feb 6 – Feb 20 Transplant outdoors: Apr 10 – Apr 17 |
| Peppers | Start seeds indoors: Jan 23 – Feb 6 Transplant outdoors: Apr 17 – Apr 24 |
| Eggplant | Start seeds indoors: Jan 23 – Feb 6 Transplant outdoors: Apr 17 – Apr 24 |
| Broccoli | Start seeds indoors: Jan 23 – Feb 6 Transplant outdoors: Mar 6 – Mar 20 |
| Cabbage | Start seeds indoors: Jan 23 – Feb 6 Transplant outdoors: Mar 6 – Mar 20 |
| Onions (sets) | Plant outdoors: Mar 6 – Mar 20 |
| Peas | Sow outdoors: Feb 20 – Mar 6 |
| Spinach | Sow outdoors: Feb 20 – Mar 6 |
| Lettuce | Sow outdoors: Mar 6 – Mar 20 |
| Carrots | Sow outdoors: Mar 6 – Mar 20 |
| Potatoes | Plant outdoors: Mar 6 – Mar 20 |
| Beans | Sow outdoors: Apr 10 – Apr 17 |
| Sweet corn | Sow outdoors: Apr 10 – Apr 17 |
| Cucumbers | Sow outdoors: Apr 10 – Apr 17 |
| Squash & zucchini | Sow outdoors: Apr 10 – Apr 17 |
| Basil | Start seeds indoors: Feb 20 – Mar 6 Transplant outdoors: Apr 10 – Apr 17 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 12 (8 weeks before the average first fall frost on Nov 7).
Useful for zone 8a 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 | Mar 18 | Apr 3 | Apr 17 |
| First 32°F frost in fall is before | Nov 26 | Nov 7 | Oct 27 |
How to read it: in spring there is a 10% chance of a frost after April 17, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 27. A hard freeze (28°F) usually ends around March 22.
Hardiness zone by ZIP code in Lawrenceville
- 30042 zone 8a
- 30043 zone 8a
- 30044 zone 8a
- 30045 zone 8a
- 30046 zone 8a
- 30049 zone 8a
Nearby cities
- Snellville zone 8a, last frost Mar 25
- Suwanee zone 8a, last frost Apr 4
- Loganville zone 8a, last frost Apr 3
- Sugar Hill zone 8a, last frost Apr 4
- Duluth zone 8a, last frost Mar 25
- Buford zone 8a, last frost Apr 4
- Lilburn zone 8a, last frost Mar 25
- Mountain Park zone 8a, last frost Mar 25
Questions
What growing zone is Lawrenceville, GA?
Lawrenceville is in USDA Plant Hardiness Zone 8a (average extreme winter low 10°F to 15°F), according to the USDA 2023 map.
When is the last frost in Lawrenceville?
The average last spring frost (32°F) in Lawrenceville is April 3. There is still a 10% chance of frost until April 17.
When can I plant tomatoes in Lawrenceville?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 10 – Apr 17. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Winder 4S, GA (USC00099466), 24.4 km (15.2 mi) from the city center, elevation 271 m, based on 14 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.