Frost Dates for Stockton, CA 95209
Stockton has 12 ZIP codes. The Stockton, CA frost page lists all of them with their dates.
Last spring frost February 26 · First fall frost November 20 · 267 frost-free days · USDA Zone 9b
ZIP 95209 has about 47,400 people, one of 12 ZIP codes in Stockton.
Very long season: 267 frost-free days. Spring frost risk spans January 15–March 31 (75 days). Fall frost risk spans November 3–December 15 (42 days).
Frost probability for 95209
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 31 | February 26 | January 15 |
| Fall (first frost) | November 3 | November 20 | December 15 |
Dates come from NOAA 1971–2000 freeze probabilities at LODI (8.6 km away); the 50% date is the median year.
Which crops fit a 267-day season in Stockton
In Stockton (267 frost-free days, a very 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 | Jan 22 | Mar 12–Mar 19 | 225 | fits: 80 days to maturity, 225 available after Mar 12. | Jul 21 |
| Pepper | Jan 15 | Mar 12–Mar 19 | 225 | fits: 75 days to maturity, 225 available after Mar 12. | Jul 26 |
| Lettuce | Jan 1 | Jan 29–Feb 5 | 302 | two-plantings: Plant Jan 29 and again by Sep 29; both mature before Nov 27. | Sep 29 |
| Carrots | — | Feb 5–Feb 12 | 309 | fits: 70 days to maturity, 309 available after Feb 5. | Sep 18 |
| Cucumber | Feb 5 | Mar 12–Mar 19 | 239 | two-plantings: Plant Mar 12 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Beans | — | Mar 5–Mar 19 | 253 | two-plantings: Plant Mar 5 and again by Aug 31; both mature before Nov 13. | Aug 31 |
| Peas | — | Jan 1–Mar 12 | 330 | fits: 65 days to maturity, 330 available after Jan 1. | Sep 9 |
| Zucchini | Feb 12 | Mar 12–Mar 19 | 239 | two-plantings: Plant Mar 12 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Onion | Dec 4 | Jan 29–Feb 12 | 302 | fits: 100 days to maturity, 302 available after Jan 29. | — |
| Spinach | — | Jan 1–Feb 19 | 344 | two-plantings: Plant Jan 1 and again by Oct 18; both mature before Dec 11. | Oct 18 |
| Kale | Dec 18 | Jan 29–Feb 12 | 316 | two-plantings: Plant Jan 29 and again by Oct 3; both mature before Dec 11. | Oct 3 |
| Broccoli | Jan 1 | Jan 29–Feb 12 | 302 | fits: 80 days to maturity, 302 available after Jan 29. | Aug 25 |
| Cabbage | Jan 1 | Jan 29–Feb 12 | 316 | fits: 70 days to maturity, 316 available after Jan 29. | Sep 18 |
| Radish | — | Jan 1–Mar 26 | 330 | two-plantings: Plant Jan 1 and again by Oct 19; both mature before Nov 27. | Oct 19 |
| Beets | — | Jan 1–Mar 26 | 330 | two-plantings: Plant Jan 1 and again by Sep 19; both mature before Nov 27. | Sep 19 |
| Potatoes | — | Feb 12–Feb 19 | 288 | fits: 90 days to maturity, 288 available after Feb 12. | — |
| Garlic | — | Nov 20 | 372 | overwinter: Plant Nov 20 to Dec 11; harvest the following summer. | Dec 11 |
| Strawberry | — | Jan 22–Mar 19 | 323 | perennial: A perennial: plant Jan 22; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 29 | Mar 5–Mar 12 | 239 | fits: 75 days to maturity, 239 available after Mar 5. | Aug 2 |
| Pumpkin | Feb 12 | Mar 12–Mar 12 | 232 | fits: 100 days to maturity, 232 available after Mar 12. | Jul 8 |
| Cauliflower | Jan 15 | Feb 19–Mar 5 | 281 | fits: 75 days to maturity, 281 available after Feb 19. | Aug 30 |
| Swiss Chard | Jan 1 | Feb 12–Feb 12 | 288 | two-plantings: Plant Feb 12 and again by Sep 19; both mature before Nov 27. | Sep 19 |
| Arugula | — | Jan 1–Mar 26 | 344 | two-plantings: Plant Jan 1 and again by Oct 18; both mature before Dec 11. | Oct 18 |
| Brussel Sprouts | Jan 1 | Jan 29–Feb 12 | 316 | fits: 100 days to maturity, 316 available after Jan 29. | Aug 19 |
| Butternut Squash | Feb 12 | Mar 12–Mar 19 | 232 | fits: 100 days to maturity, 232 available after Mar 12. | Jul 8 |
| Eggplant | Jan 8 | Mar 12–Mar 19 | 225 | fits: 70 days to maturity, 225 available after Mar 12. | Jul 31 |
| Okra | Jan 29 | Mar 5–Mar 12 | 246 | two-plantings: Plant Mar 5 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Basil | Jan 22 | Mar 19–Mar 19 | 232 | two-plantings: Plant Mar 19 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Cilantro | — | Jan 29–Feb 19 | 302 | two-plantings: Plant Jan 29 and again by Sep 24; both mature before Nov 27. | Sep 24 |
| Parsley | Dec 18 | Mar 5–Mar 12 | 267 | fits: 70 days to maturity, 267 available after Mar 5. | Sep 4 |
| Celery | Dec 18 | Mar 5–Mar 19 | 267 | fits: 120 days to maturity, 267 available after Mar 5. | Jul 16 |
| Scallions | Dec 18 | Jan 29–Feb 12 | 316 | two-plantings: Plant Jan 29 and again by Sep 28; both mature before Dec 11. | Sep 28 |
| Turnip | — | Jan 29–Feb 12 | 316 | two-plantings: Plant Jan 29 and again by Oct 8; both mature before Dec 11. | Oct 8 |
| Kohlrabi | — | Jan 15–Jan 29 | 330 | two-plantings: Plant Jan 15 and again by Oct 3; both mature before Dec 11. | Oct 3 |
| Bok Choy | Jan 29 | Feb 19–Feb 26 | 281 | two-plantings: Plant Feb 19 and again by Sep 29; both mature before Nov 27. | Sep 29 |
| Collards | Dec 18 | Jan 29–Feb 12 | 316 | two-plantings: Plant Jan 29 and again by Sep 28; both mature before Dec 11. | Sep 28 |
| Cantaloupe | Feb 12 | Mar 12–Mar 19 | 225 | fits: 85 days to maturity, 225 available after Mar 12. | Jul 16 |
| Chives | Dec 4 | Mar 5–Mar 12 | 281 | fits: 90 days to maturity, 281 available after Mar 5. | — |
| Dill | — | Jan 1–Mar 26 | 330 | two-plantings: Plant Jan 1 and again by Sep 19; both mature before Nov 27. | Sep 19 |
| Oregano | Dec 18 | Mar 5–Mar 12 | 281 | fits: 80 days to maturity, 281 available after Mar 5. | — |
| Rosemary | Dec 4 | Mar 5–Mar 12 | 267 | fits: 80 days to maturity, 267 available after Mar 5. | — |
| Sage | Jan 1 | Mar 5–Mar 12 | 281 | fits: 75 days to maturity, 281 available after Mar 5. | — |
| Thyme | Dec 18 | Mar 5–Mar 12 | 281 | fits: 90 days to maturity, 281 available after Mar 5. | — |
| Calendula | Jan 15 | Feb 12–Feb 26 | 288 | two-plantings: Plant Feb 12 and again by Sep 24; both mature before Nov 27. | Sep 24 |
| Cosmos | Jan 29 | Feb 26–Mar 12 | 253 | two-plantings: Plant Feb 26 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Lavender | Dec 4 | Feb 26–Mar 12 | 288 | fits: 90 days to maturity, 288 available after Feb 26. | — |
| Marigolds | Jan 15 | Feb 26–Mar 5 | 253 | two-plantings: Plant Feb 26 and again by Sep 3; both mature before Nov 6. | Sep 3 |
| Melons | Feb 12 | Mar 12–Mar 19 | 225 | fits: 85 days to maturity, 225 available after Mar 12. | Jul 16 |
| Mint | — | Feb 26–Mar 12 | 288 | fits: 90 days to maturity, 288 available after Feb 26. | — |
| Nasturtiums | Jan 29 | Feb 26–Mar 5 | 253 | two-plantings: Plant Feb 26 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Pole Beans | — | Mar 5–Mar 19 | 246 | fits: 65 days to maturity, 246 available after Mar 5. | Aug 19 |
| Spaghetti Squash | Feb 12 | Mar 12–Mar 19 | 232 | fits: 90 days to maturity, 232 available after Mar 12. | Jul 18 |
| Sunflowers | — | Feb 26–Mar 12 | 253 | fits: 70 days to maturity, 253 available after Feb 26. | Aug 14 |
| Tomatillos | Jan 1 | Mar 5–Mar 12 | 232 | fits: 75 days to maturity, 232 available after Mar 5. | Jul 26 |
| Watermelon | Feb 12 | Mar 5–Mar 12 | 232 | fits: 80 days to maturity, 232 available after Mar 5. | Jul 21 |
| Yellow Squash | Feb 12 | Mar 12–Mar 19 | 239 | two-plantings: Plant Mar 12 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Zinnias | Jan 29 | Feb 26–Mar 12 | 253 | two-plantings: Plant Feb 26 and again by Aug 24; both mature before Nov 6. | Aug 24 |
Month by month in Stockton
| Month | What to do |
|---|---|
| January | Start indoors: Broccoli (Jan 1), Brussel Sprouts (Jan 1), Cabbage (Jan 1), Lettuce (Jan 1), Sage (Jan 1), Swiss Chard (Jan 1), +14 more. Direct sow from: Arugula (Jan 1), Beets (Jan 1), Dill (Jan 1), Peas (Jan 1), Radish (Jan 1), Spinach (Jan 1), +3 more. Transplant from: Broccoli (Jan 29), Brussel Sprouts (Jan 29), Cabbage (Jan 29), Collards (Jan 29), Kale (Jan 29), Lettuce (Jan 29), +2 more. Plant: Strawberry (Jan 22). |
| February | Start indoors: Cucumber (Feb 5), Butternut Squash (Feb 12), Cantaloupe (Feb 12), Melons (Feb 12), Pumpkin (Feb 12), Spaghetti Squash (Feb 12), +3 more. Direct sow from: Carrots (Feb 5), Potatoes (Feb 12), Sunflowers (Feb 26). Transplant from: Calendula (Feb 12), Swiss Chard (Feb 12), Bok Choy (Feb 19), Cauliflower (Feb 19), Cosmos (Feb 26), Lavender (Feb 26), +4 more. Last frost around February 26. |
| March | Direct sow from: Beans (Mar 5), Pole Beans (Mar 5). Transplant from: Celery (Mar 5), Chives (Mar 5), Corn (Mar 5), Okra (Mar 5), Oregano (Mar 5), Parsley (Mar 5), +17 more. |
| April | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| May | Harvest regularly to encourage production. Monitor for pests and disease. |
| June | Midsummer: harvest beans, zucchini, cucumbers. Start brassica seeds indoors for fall. |
| July | Last sowing dates: Butternut Squash (Jul 8), Pumpkin (Jul 8), Cantaloupe (Jul 16), Celery (Jul 16), Melons (Jul 16), Spaghetti Squash (Jul 18), +5 more. |
| August | Last sowing dates: Corn (Aug 2), Sunflowers (Aug 14), Brussel Sprouts (Aug 19), Pole Beans (Aug 19), Basil (Aug 24), Cosmos (Aug 24), +9 more. |
| September | Last sowing dates: Marigolds (Sep 3), Parsley (Sep 4), Peas (Sep 9), Cabbage (Sep 18), Carrots (Sep 18), Beets (Sep 19), +8 more. |
| October | Last sowing dates: Kale (Oct 3), Kohlrabi (Oct 3), Turnip (Oct 8), Arugula (Oct 18), Spinach (Oct 18), Radish (Oct 19). |
| November | Direct sow from: Garlic (Nov 20). First frost around November 20. |
| December | Start indoors: Chives (Dec 4), Lavender (Dec 4), Onion (Dec 4), Rosemary (Dec 4), Celery (Dec 18), Collards (Dec 18), +5 more. Last sowing dates: Garlic (Dec 11). |
Frequently Asked Questions
What is the last frost date for Stockton, CA (ZIP 95209)?
The median last spring frost date for Stockton, CA (ZIP code 95209) is around February 26. 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 January 15; one in ten it runs past March 31.
What is the first fall frost date in Stockton, CA?
The median first fall frost date for Stockton, CA is around November 20. 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 November 3 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Stockton, CA?
The frost-free growing season in Stockton is about 267 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 Stockton (267 frost-free days, a very long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Stockton, CA?
Stockton, CA is in USDA hardiness zone 9b (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 Stockton, CA?
Start tomatoes indoors Jan 22 and plant out Mar 12 in Stockton. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Stockton?
Two: plant Jan 29 and again by Sep 29; both mature before Nov 27.
When do I plant garlic in Stockton?
Nov 20 to Dec 11; it overwinters and is ready the following summer.
Can I get two tomato crops in Stockton?
Yes: plant out Mar 12 for a summer crop, and set out a second round of transplants by Jul 21 for a fall crop.
Which nearby ZIP has a longer season?
Stockton (ZIP 95206) has 290 frost-free days, 23 more than Stockton (ZIP 95209). See Stockton ZIP 95206 frost dates
Nearby and related
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- When to plant in Stockton, CA: month-by-month guide
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- When to plant Cucumbers in CA
- When to plant Zucchini in CA
- When to plant Butternut Squash in CA
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- Look up another ZIP