Frost Dates for Marietta, GA 30060
Last spring frost April 4 · First fall frost November 5 · 215 frost-free days · USDA Zone 8a
ZIP 30060 has about 38,500 people, one of 8 ZIP codes in Marietta.
Long season: 215 frost-free days. Spring frost risk spans March 21–April 17 (27 days). Fall frost risk spans October 23–November 18 (26 days).
Frost probability for 30060
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 17 | April 4 | March 21 |
| Fall (first frost) | October 23 | November 5 | November 18 |
Dates come from NOAA 1971–2000 freeze probabilities at ALLATOONA DAM 2 (32.1 km away); the 50% date is the median year.
Which crops fit a 215-day season in Marietta
In Marietta (215 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Feb 28 | Apr 18–Apr 25 | 173 | fits: 80 days to maturity, 173 available after Apr 18. | Jul 6 |
| Pepper | Feb 21 | Apr 18–Apr 25 | 173 | fits: 75 days to maturity, 173 available after Apr 18. | Jul 11 |
| Lettuce | Feb 7 | Mar 7–Mar 14 | 250 | two-plantings: Plant Mar 7 and again by Sep 14; both mature before Nov 12. | Sep 14 |
| Carrots | — | Mar 14–Mar 21 | 257 | fits: 70 days to maturity, 257 available after Mar 14. | Sep 3 |
| Cucumber | Mar 14 | Apr 18–Apr 25 | 187 | two-plantings: Plant Apr 18 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Beans | — | Apr 11–Apr 25 | 201 | two-plantings: Plant Apr 11 and again by Aug 16; both mature before Oct 29. | Aug 16 |
| Peas | — | Feb 7–Apr 18 | 278 | fits: 65 days to maturity, 278 available after Feb 7. | Aug 25 |
| Zucchini | Mar 21 | Apr 18–Apr 25 | 187 | two-plantings: Plant Apr 18 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Onion | Jan 10 | Mar 7–Mar 21 | 250 | fits: 100 days to maturity, 250 available after Mar 7. | — |
| Spinach | — | Feb 7–Mar 28 | 292 | two-plantings: Plant Feb 7 and again by Oct 3; both mature before Nov 26. | Oct 3 |
| Kale | Jan 24 | Mar 7–Mar 21 | 264 | two-plantings: Plant Mar 7 and again by Sep 18; both mature before Nov 26. | Sep 18 |
| Broccoli | Feb 7 | Mar 7–Mar 21 | 250 | fits: 80 days to maturity, 250 available after Mar 7. | Aug 10 |
| Cabbage | Feb 7 | Mar 7–Mar 21 | 264 | fits: 70 days to maturity, 264 available after Mar 7. | Sep 3 |
| Radish | — | Feb 7–May 2 | 278 | two-plantings: Plant Feb 7 and again by Oct 4; both mature before Nov 12. | Oct 4 |
| Beets | — | Feb 7–May 2 | 278 | two-plantings: Plant Feb 7 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Potatoes | — | Mar 21–Mar 28 | 236 | fits: 90 days to maturity, 236 available after Mar 21. | — |
| Garlic | — | Nov 5 | 320 | overwinter: Plant Nov 5 to Nov 26; harvest the following summer. | Nov 26 |
| Strawberry | — | Feb 28–Apr 25 | 271 | perennial: A perennial: plant Feb 28; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 7 | Apr 11–Apr 18 | 187 | fits: 75 days to maturity, 187 available after Apr 11. | Jul 18 |
| Pumpkin | Mar 21 | Apr 18–Apr 18 | 180 | fits: 100 days to maturity, 180 available after Apr 18. | Jun 23 |
| Cauliflower | Feb 21 | Mar 28–Apr 11 | 229 | fits: 75 days to maturity, 229 available after Mar 28. | Aug 15 |
| Swiss Chard | Feb 7 | Mar 21–Mar 21 | 236 | two-plantings: Plant Mar 21 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Arugula | — | Feb 7–May 2 | 292 | two-plantings: Plant Feb 7 and again by Oct 3; both mature before Nov 26. | Oct 3 |
| Brussel Sprouts | Feb 7 | Mar 7–Mar 21 | 264 | fits: 100 days to maturity, 264 available after Mar 7. | Aug 4 |
| Butternut Squash | Mar 21 | Apr 18–Apr 25 | 180 | fits: 100 days to maturity, 180 available after Apr 18. | Jun 23 |
| Eggplant | Feb 14 | Apr 18–Apr 25 | 173 | fits: 70 days to maturity, 173 available after Apr 18. | Jul 16 |
| Okra | Mar 7 | Apr 11–Apr 18 | 194 | two-plantings: Plant Apr 11 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Basil | Feb 28 | Apr 25–Apr 25 | 180 | two-plantings: Plant Apr 25 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Cilantro | — | Mar 7–Mar 28 | 250 | two-plantings: Plant Mar 7 and again by Sep 9; both mature before Nov 12. | Sep 9 |
| Parsley | Jan 24 | Apr 11–Apr 18 | 215 | fits: 70 days to maturity, 215 available after Apr 11. | Aug 20 |
| Celery | Jan 24 | Apr 11–Apr 25 | 215 | fits: 120 days to maturity, 215 available after Apr 11. | Jul 1 |
| Scallions | Jan 24 | Mar 7–Mar 21 | 264 | two-plantings: Plant Mar 7 and again by Sep 13; both mature before Nov 26. | Sep 13 |
| Turnip | — | Mar 7–Mar 21 | 264 | two-plantings: Plant Mar 7 and again by Sep 23; both mature before Nov 26. | Sep 23 |
| Kohlrabi | — | Feb 21–Mar 7 | 278 | two-plantings: Plant Feb 21 and again by Sep 18; both mature before Nov 26. | Sep 18 |
| Bok Choy | Mar 7 | Mar 28–Apr 4 | 229 | two-plantings: Plant Mar 28 and again by Sep 14; both mature before Nov 12. | Sep 14 |
| Collards | Jan 24 | Mar 7–Mar 21 | 264 | two-plantings: Plant Mar 7 and again by Sep 13; both mature before Nov 26. | Sep 13 |
| Cantaloupe | Mar 21 | Apr 18–Apr 25 | 173 | fits: 85 days to maturity, 173 available after Apr 18. | Jul 1 |
| Chives | Jan 10 | Apr 11–Apr 18 | 229 | fits: 90 days to maturity, 229 available after Apr 11. | — |
| Dill | — | Feb 7–May 2 | 278 | two-plantings: Plant Feb 7 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Oregano | Jan 24 | Apr 11–Apr 18 | 229 | fits: 80 days to maturity, 229 available after Apr 11. | — |
| Rosemary | Jan 10 | Apr 11–Apr 18 | 215 | fits: 80 days to maturity, 215 available after Apr 11. | — |
| Sage | Feb 7 | Apr 11–Apr 18 | 229 | fits: 75 days to maturity, 229 available after Apr 11. | — |
| Thyme | Jan 24 | Apr 11–Apr 18 | 229 | fits: 90 days to maturity, 229 available after Apr 11. | — |
| Calendula | Feb 21 | Mar 21–Apr 4 | 236 | two-plantings: Plant Mar 21 and again by Sep 9; both mature before Nov 12. | Sep 9 |
| Cosmos | Mar 7 | Apr 4–Apr 18 | 201 | two-plantings: Plant Apr 4 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Lavender | Jan 10 | Apr 4–Apr 18 | 236 | fits: 90 days to maturity, 236 available after Apr 4. | — |
| Marigolds | Feb 21 | Apr 4–Apr 11 | 201 | two-plantings: Plant Apr 4 and again by Aug 19; both mature before Oct 22. | Aug 19 |
| Melons | Mar 21 | Apr 18–Apr 25 | 173 | fits: 85 days to maturity, 173 available after Apr 18. | Jul 1 |
| Mint | — | Apr 4–Apr 18 | 236 | fits: 90 days to maturity, 236 available after Apr 4. | — |
| Nasturtiums | Mar 7 | Apr 4–Apr 11 | 201 | two-plantings: Plant Apr 4 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Pole Beans | — | Apr 11–Apr 25 | 194 | fits: 65 days to maturity, 194 available after Apr 11. | Aug 4 |
| Spaghetti Squash | Mar 21 | Apr 18–Apr 25 | 180 | fits: 90 days to maturity, 180 available after Apr 18. | Jul 3 |
| Sunflowers | — | Apr 4–Apr 18 | 201 | fits: 70 days to maturity, 201 available after Apr 4. | Jul 30 |
| Tomatillos | Feb 7 | Apr 11–Apr 18 | 180 | fits: 75 days to maturity, 180 available after Apr 11. | Jul 11 |
| Watermelon | Mar 21 | Apr 11–Apr 18 | 180 | fits: 80 days to maturity, 180 available after Apr 11. | Jul 6 |
| Yellow Squash | Mar 21 | Apr 18–Apr 25 | 187 | two-plantings: Plant Apr 18 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Zinnias | Mar 7 | Apr 4–Apr 18 | 201 | two-plantings: Plant Apr 4 and again by Aug 9; both mature before Oct 22. | Aug 9 |
Month by month in Marietta
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 10), Lavender (Jan 10), Onion (Jan 10), Rosemary (Jan 10), Celery (Jan 24), Collards (Jan 24), +5 more. |
| February | Start indoors: Broccoli (Feb 7), Brussel Sprouts (Feb 7), Cabbage (Feb 7), Lettuce (Feb 7), Sage (Feb 7), Swiss Chard (Feb 7), +8 more. Direct sow from: Arugula (Feb 7), Beets (Feb 7), Dill (Feb 7), Peas (Feb 7), Radish (Feb 7), Spinach (Feb 7), +1 more. Plant: Strawberry (Feb 28). |
| March | Start indoors: Bok Choy (Mar 7), Corn (Mar 7), Cosmos (Mar 7), Nasturtiums (Mar 7), Okra (Mar 7), Zinnias (Mar 7), +9 more. Direct sow from: Cilantro (Mar 7), Turnip (Mar 7), Carrots (Mar 14), Potatoes (Mar 21). Transplant from: Broccoli (Mar 7), Brussel Sprouts (Mar 7), Cabbage (Mar 7), Collards (Mar 7), Kale (Mar 7), Lettuce (Mar 7), +6 more. |
| April | Direct sow from: Sunflowers (Apr 4), Beans (Apr 11), Pole Beans (Apr 11). Transplant from: Cosmos (Apr 4), Lavender (Apr 4), Marigolds (Apr 4), Mint (Apr 4), Nasturtiums (Apr 4), Zinnias (Apr 4), +23 more. Last frost around April 4. |
| May | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| June | Last sowing dates: Butternut Squash (Jun 23), Pumpkin (Jun 23). |
| July | Last sowing dates: Cantaloupe (Jul 1), Celery (Jul 1), Melons (Jul 1), Spaghetti Squash (Jul 3), Tomato (Jul 6), Watermelon (Jul 6), +5 more. |
| August | Last sowing dates: Brussel Sprouts (Aug 4), Pole Beans (Aug 4), Basil (Aug 9), Cosmos (Aug 9), Cucumber (Aug 9), Zinnias (Aug 9), +10 more. |
| September | Last sowing dates: Cabbage (Sep 3), Carrots (Sep 3), Beets (Sep 4), Dill (Sep 4), Swiss Chard (Sep 4), Calendula (Sep 9), +8 more. |
| October | Last sowing dates: Arugula (Oct 3), Spinach (Oct 3), Radish (Oct 4). |
| November | Direct sow from: Garlic (Nov 5). First frost around November 5. Last sowing dates: Garlic (Nov 26). |
| December | Harvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year. |
Frequently Asked Questions
What is the last frost date for Marietta, GA (ZIP 30060)?
The median last spring frost date for Marietta, GA (ZIP code 30060) is around April 4. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before March 21; one in ten it runs past April 17.
What is the first fall frost date in Marietta, GA?
The median first fall frost date for Marietta, GA is around November 5. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around October 23 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Marietta, GA?
The frost-free growing season in Marietta is about 215 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In Marietta (215 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Marietta, GA?
Marietta, GA is in USDA hardiness zone 8a (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.
When should I start tomatoes indoors in Marietta, GA?
Start tomatoes indoors Feb 28 and plant out Apr 18 in Marietta. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Marietta?
Two: plant Mar 7 and again by Sep 14; both mature before Nov 12.
When do I plant garlic in Marietta?
Nov 5 to Nov 26; it overwinters and is ready the following summer.
Can I get two tomato crops in Marietta?
Yes: plant out Apr 18 for a summer crop, and set out a second round of transplants by Jul 6 for a fall crop.
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