Frost Dates for Bridgeport, CT 06606
Last spring frost April 14 · First fall frost October 27 · 196 frost-free days · USDA Zone 7a
ZIP 06606 has about 49,300 people, the largest of 6 ZIP codes in Bridgeport.
Long season: 196 frost-free days. Spring frost risk spans March 30–May 1 (32 days). Fall frost risk spans October 9–November 15 (37 days).
Frost probability for 06606
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 1 | April 14 | March 30 |
| Fall (first frost) | October 9 | October 27 | November 15 |
Dates come from NOAA 1971–2000 freeze probabilities at SETAUKET STRONG (29.5 km away); the 50% date is the median year.
Frost dates by ZIP code in Bridgeport, CT
| ZIP | Last spring frost (50%) | First fall frost (50%) | Zone |
|---|---|---|---|
| 06606 | April 14 | October 27 | 7a |
| 06604 | April 14 | October 27 | 7a |
| 06605 | April 14 | October 27 | 7a |
| 06610 | April 14 | October 27 | 7a |
| 06608 | April 14 | October 27 | 7a |
| 06607 | April 14 | October 27 | 7a |
Which crops fit a 196-day season in Bridgeport
In Bridgeport (196 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 | Mar 10 | Apr 28–May 5 | 154 | fits: 80 days to maturity, 154 available after Apr 28. | Jun 27 |
| Pepper | Mar 3 | Apr 28–May 5 | 154 | fits: 75 days to maturity, 154 available after Apr 28. | Jul 2 |
| Lettuce | Feb 17 | Mar 17–Mar 24 | 231 | two-plantings: Plant Mar 17 and again by Sep 5; both mature before Nov 3. | Sep 5 |
| Carrots | — | Mar 24–Mar 31 | 238 | fits: 70 days to maturity, 238 available after Mar 24. | Aug 25 |
| Cucumber | Mar 24 | Apr 28–May 5 | 168 | two-plantings: Plant Apr 28 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Beans | — | Apr 21–May 5 | 182 | two-plantings: Plant Apr 21 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Peas | — | Feb 17–Apr 28 | 259 | fits: 65 days to maturity, 259 available after Feb 17. | Aug 16 |
| Zucchini | Mar 31 | Apr 28–May 5 | 168 | two-plantings: Plant Apr 28 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Onion | Jan 20 | Mar 17–Mar 31 | 231 | fits: 100 days to maturity, 231 available after Mar 17. | — |
| Spinach | — | Feb 17–Apr 7 | 273 | two-plantings: Plant Feb 17 and again by Sep 24; both mature before Nov 17. | Sep 24 |
| Kale | Feb 3 | Mar 17–Mar 31 | 245 | two-plantings: Plant Mar 17 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Broccoli | Feb 17 | Mar 17–Mar 31 | 231 | fits: 80 days to maturity, 231 available after Mar 17. | Aug 1 |
| Cabbage | Feb 17 | Mar 17–Mar 31 | 245 | fits: 70 days to maturity, 245 available after Mar 17. | Aug 25 |
| Radish | — | Feb 17–May 12 | 259 | two-plantings: Plant Feb 17 and again by Sep 25; both mature before Nov 3. | Sep 25 |
| Beets | — | Feb 17–May 12 | 259 | two-plantings: Plant Feb 17 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Potatoes | — | Mar 31–Apr 7 | 217 | fits: 90 days to maturity, 217 available after Mar 31. | — |
| Garlic | — | Oct 27 | 301 | overwinter: Plant Oct 27 to Nov 17; harvest the following summer. | Nov 17 |
| Strawberry | — | Mar 10–May 5 | 252 | perennial: A perennial: plant Mar 10; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 17 | Apr 21–Apr 28 | 168 | fits: 75 days to maturity, 168 available after Apr 21. | Jul 9 |
| Pumpkin | Mar 31 | Apr 28–Apr 28 | 161 | fits: 100 days to maturity, 161 available after Apr 28. | Jun 14 |
| Cauliflower | Mar 3 | Apr 7–Apr 21 | 210 | fits: 75 days to maturity, 210 available after Apr 7. | Aug 6 |
| Swiss Chard | Feb 17 | Mar 31–Mar 31 | 217 | two-plantings: Plant Mar 31 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Arugula | — | Feb 17–May 12 | 273 | two-plantings: Plant Feb 17 and again by Sep 24; both mature before Nov 17. | Sep 24 |
| Brussel Sprouts | Feb 17 | Mar 17–Mar 31 | 245 | fits: 100 days to maturity, 245 available after Mar 17. | Jul 26 |
| Butternut Squash | Mar 31 | Apr 28–May 5 | 161 | fits: 100 days to maturity, 161 available after Apr 28. | Jun 14 |
| Eggplant | Feb 24 | Apr 28–May 5 | 154 | fits: 70 days to maturity, 154 available after Apr 28. | Jul 7 |
| Okra | Mar 17 | Apr 21–Apr 28 | 175 | two-plantings: Plant Apr 21 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Basil | Mar 10 | May 5–May 5 | 161 | two-plantings: Plant May 5 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Cilantro | — | Mar 17–Apr 7 | 231 | two-plantings: Plant Mar 17 and again by Aug 31; both mature before Nov 3. | Aug 31 |
| Parsley | Feb 3 | Apr 21–Apr 28 | 196 | fits: 70 days to maturity, 196 available after Apr 21. | Aug 11 |
| Celery | Feb 3 | Apr 21–May 5 | 196 | fits: 120 days to maturity, 196 available after Apr 21. | Jun 22 |
| Scallions | Feb 3 | Mar 17–Mar 31 | 245 | two-plantings: Plant Mar 17 and again by Sep 4; both mature before Nov 17. | Sep 4 |
| Turnip | — | Mar 17–Mar 31 | 245 | two-plantings: Plant Mar 17 and again by Sep 14; both mature before Nov 17. | Sep 14 |
| Kohlrabi | — | Mar 3–Mar 17 | 259 | two-plantings: Plant Mar 3 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Bok Choy | Mar 17 | Apr 7–Apr 14 | 210 | two-plantings: Plant Apr 7 and again by Sep 5; both mature before Nov 3. | Sep 5 |
| Collards | Feb 3 | Mar 17–Mar 31 | 245 | two-plantings: Plant Mar 17 and again by Sep 4; both mature before Nov 17. | Sep 4 |
| Cantaloupe | Mar 31 | Apr 28–May 5 | 154 | fits: 85 days to maturity, 154 available after Apr 28. | Jun 22 |
| Chives | Jan 20 | Apr 21–Apr 28 | 210 | fits: 90 days to maturity, 210 available after Apr 21. | — |
| Dill | — | Feb 17–May 12 | 259 | two-plantings: Plant Feb 17 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Oregano | Feb 3 | Apr 21–Apr 28 | 210 | fits: 80 days to maturity, 210 available after Apr 21. | — |
| Rosemary | Jan 20 | Apr 21–Apr 28 | 196 | fits: 80 days to maturity, 196 available after Apr 21. | — |
| Sage | Feb 17 | Apr 21–Apr 28 | 210 | fits: 75 days to maturity, 210 available after Apr 21. | — |
| Thyme | Feb 3 | Apr 21–Apr 28 | 210 | fits: 90 days to maturity, 210 available after Apr 21. | — |
| Calendula | Mar 3 | Mar 31–Apr 14 | 217 | two-plantings: Plant Mar 31 and again by Aug 31; both mature before Nov 3. | Aug 31 |
| Cosmos | Mar 17 | Apr 14–Apr 28 | 182 | two-plantings: Plant Apr 14 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Lavender | Jan 20 | Apr 14–Apr 28 | 217 | fits: 90 days to maturity, 217 available after Apr 14. | — |
| Marigolds | Mar 3 | Apr 14–Apr 21 | 182 | two-plantings: Plant Apr 14 and again by Aug 10; both mature before Oct 13. | Aug 10 |
| Melons | Mar 31 | Apr 28–May 5 | 154 | fits: 85 days to maturity, 154 available after Apr 28. | Jun 22 |
| Mint | — | Apr 14–Apr 28 | 217 | fits: 90 days to maturity, 217 available after Apr 14. | — |
| Nasturtiums | Mar 17 | Apr 14–Apr 21 | 182 | two-plantings: Plant Apr 14 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Pole Beans | — | Apr 21–May 5 | 175 | fits: 65 days to maturity, 175 available after Apr 21. | Jul 26 |
| Spaghetti Squash | Mar 31 | Apr 28–May 5 | 161 | fits: 90 days to maturity, 161 available after Apr 28. | Jun 24 |
| Sunflowers | — | Apr 14–Apr 28 | 182 | fits: 70 days to maturity, 182 available after Apr 14. | Jul 21 |
| Tomatillos | Feb 17 | Apr 21–Apr 28 | 161 | fits: 75 days to maturity, 161 available after Apr 21. | Jul 2 |
| Watermelon | Mar 31 | Apr 21–Apr 28 | 161 | fits: 80 days to maturity, 161 available after Apr 21. | Jun 27 |
| Yellow Squash | Mar 31 | Apr 28–May 5 | 168 | two-plantings: Plant Apr 28 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Zinnias | Mar 17 | Apr 14–Apr 28 | 182 | two-plantings: Plant Apr 14 and again by Jul 31; both mature before Oct 13. | Jul 31 |
Month by month in Bridgeport
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 20), Lavender (Jan 20), Onion (Jan 20), Rosemary (Jan 20). |
| February | Start indoors: Celery (Feb 3), Collards (Feb 3), Kale (Feb 3), Oregano (Feb 3), Parsley (Feb 3), Scallions (Feb 3), +9 more. Direct sow from: Arugula (Feb 17), Beets (Feb 17), Dill (Feb 17), Peas (Feb 17), Radish (Feb 17), Spinach (Feb 17). |
| March | Start indoors: Calendula (Mar 3), Cauliflower (Mar 3), Marigolds (Mar 3), Pepper (Mar 3), Basil (Mar 10), Tomato (Mar 10), +15 more. Direct sow from: Kohlrabi (Mar 3), Cilantro (Mar 17), Turnip (Mar 17), Carrots (Mar 24), Potatoes (Mar 31). Transplant from: Broccoli (Mar 17), Brussel Sprouts (Mar 17), Cabbage (Mar 17), Collards (Mar 17), Kale (Mar 17), Lettuce (Mar 17), +4 more. Plant: Strawberry (Mar 10). |
| April | Direct sow from: Sunflowers (Apr 14), Beans (Apr 21), Pole Beans (Apr 21). Transplant from: Bok Choy (Apr 7), Cauliflower (Apr 7), Cosmos (Apr 14), Lavender (Apr 14), Marigolds (Apr 14), Mint (Apr 14), +24 more. Last frost around April 14. |
| May | Transplant from: Basil (May 5). |
| June | Last sowing dates: Butternut Squash (Jun 14), Pumpkin (Jun 14), Cantaloupe (Jun 22), Celery (Jun 22), Melons (Jun 22), Spaghetti Squash (Jun 24), +2 more. |
| July | Last sowing dates: Pepper (Jul 2), Tomatillos (Jul 2), Eggplant (Jul 7), Corn (Jul 9), Sunflowers (Jul 21), Brussel Sprouts (Jul 26), +5 more. |
| August | Last sowing dates: Broccoli (Aug 1), Nasturtiums (Aug 5), Okra (Aug 5), Yellow Squash (Aug 5), Zucchini (Aug 5), Cauliflower (Aug 6), +11 more. |
| September | Last sowing dates: Collards (Sep 4), Scallions (Sep 4), Bok Choy (Sep 5), Lettuce (Sep 5), Kale (Sep 9), Kohlrabi (Sep 9), +4 more. |
| October | Direct sow from: Garlic (Oct 27). First frost around October 27. |
| November | Last sowing dates: Garlic (Nov 17). |
| December | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
Frequently Asked Questions
What is the last frost date for Bridgeport, CT (ZIP 06606)?
The median last spring frost date for Bridgeport, CT (ZIP code 06606) is around April 14. 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 30; one in ten it runs past May 1.
What is the first fall frost date in Bridgeport, CT?
The median first fall frost date for Bridgeport, CT is around October 27. 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 9 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Bridgeport, CT?
The frost-free growing season in Bridgeport is about 196 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 Bridgeport (196 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 Bridgeport, CT?
Bridgeport, CT is in USDA hardiness zone 7a (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 Bridgeport, CT?
Start tomatoes indoors Mar 10 and plant out Apr 28 in Bridgeport. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Bridgeport?
Two: plant Mar 17 and again by Sep 5; both mature before Nov 3.
When do I plant garlic in Bridgeport?
Oct 27 to Nov 17; it overwinters and is ready the following summer.
Can I get two tomato crops in Bridgeport?
Yes: plant out Apr 28 for a summer crop, and set out a second round of transplants by Jun 27 for a fall crop.
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