Frost Dates for Manteca, CA 95337
Manteca has 2 ZIP codes. The Manteca, CA frost page lists all of them with their dates.
Last spring frost February 16 · First fall frost November 30 · 287 frost-free days · USDA Zone 9b
ZIP 95337 has about 48,700 people, one of 2 ZIP codes in Manteca.
Very long season: 287 frost-free days. Spring frost risk spans January 15–March 19 (63 days). Fall frost risk spans November 3–December 17 (44 days).
Frost probability for 95337
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 19 | February 16 | January 15 |
| Fall (first frost) | November 3 | November 30 | December 17 |
Dates come from NOAA 1971–2000 freeze probabilities at TRACY CARBONA (11.6 km away); the 50% date is the median year.
Which crops fit a 287-day season in Manteca
In Manteca (287 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 12 | Mar 2–Mar 9 | 245 | fits: 80 days to maturity, 245 available after Mar 2. | Jul 31 |
| Pepper | Jan 5 | Mar 2–Mar 9 | 245 | fits: 75 days to maturity, 245 available after Mar 2. | Aug 5 |
| Lettuce | Dec 22 | Jan 19–Jan 26 | 322 | two-plantings: Plant Jan 19 and again by Oct 9; both mature before Dec 7. | Oct 9 |
| Carrots | — | Jan 26–Feb 2 | 329 | fits: 70 days to maturity, 329 available after Jan 26. | Sep 28 |
| Cucumber | Jan 26 | Mar 2–Mar 9 | 259 | two-plantings: Plant Mar 2 and again by Sep 3; both mature before Nov 16. | Sep 3 |
| Beans | — | Feb 23–Mar 9 | 273 | two-plantings: Plant Feb 23 and again by Sep 10; both mature before Nov 23. | Sep 10 |
| Peas | — | Dec 22–Mar 2 | 350 | fits: 65 days to maturity, 350 available after Dec 22. | Sep 19 |
| Zucchini | Feb 2 | Mar 2–Mar 9 | 259 | two-plantings: Plant Mar 2 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Onion | Nov 24 | Jan 19–Feb 2 | 322 | fits: 100 days to maturity, 322 available after Jan 19. | — |
| Spinach | — | Dec 22–Feb 9 | 364 | two-plantings: Plant Dec 22 and again by Oct 28; both mature before Dec 21. | Oct 28 |
| Kale | Dec 8 | Jan 19–Feb 2 | 336 | two-plantings: Plant Jan 19 and again by Oct 13; both mature before Dec 21. | Oct 13 |
| Broccoli | Dec 22 | Jan 19–Feb 2 | 322 | fits: 80 days to maturity, 322 available after Jan 19. | Sep 4 |
| Cabbage | Dec 22 | Jan 19–Feb 2 | 336 | fits: 70 days to maturity, 336 available after Jan 19. | Sep 28 |
| Radish | — | Dec 22–Mar 16 | 350 | two-plantings: Plant Dec 22 and again by Oct 29; both mature before Dec 7. | Oct 29 |
| Beets | — | Dec 22–Mar 16 | 350 | two-plantings: Plant Dec 22 and again by Sep 29; both mature before Dec 7. | Sep 29 |
| Potatoes | — | Feb 2–Feb 9 | 308 | fits: 90 days to maturity, 308 available after Feb 2. | — |
| Garlic | — | Nov 30 | 392 | overwinter: Plant Nov 30 to Dec 21; harvest the following summer. | Dec 21 |
| Strawberry | — | Jan 12–Mar 9 | 343 | perennial: A perennial: plant Jan 12; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 19 | Feb 23–Mar 2 | 259 | fits: 75 days to maturity, 259 available after Feb 23. | Aug 12 |
| Pumpkin | Feb 2 | Mar 2–Mar 2 | 252 | fits: 100 days to maturity, 252 available after Mar 2. | Jul 18 |
| Cauliflower | Jan 5 | Feb 9–Feb 23 | 301 | fits: 75 days to maturity, 301 available after Feb 9. | Sep 9 |
| Swiss Chard | Dec 22 | Feb 2–Feb 2 | 308 | two-plantings: Plant Feb 2 and again by Sep 29; both mature before Dec 7. | Sep 29 |
| Arugula | — | Dec 22–Mar 16 | 364 | two-plantings: Plant Dec 22 and again by Oct 28; both mature before Dec 21. | Oct 28 |
| Brussel Sprouts | Dec 22 | Jan 19–Feb 2 | 336 | fits: 100 days to maturity, 336 available after Jan 19. | Aug 29 |
| Butternut Squash | Feb 2 | Mar 2–Mar 9 | 252 | fits: 100 days to maturity, 252 available after Mar 2. | Jul 18 |
| Eggplant | Dec 29 | Mar 2–Mar 9 | 245 | fits: 70 days to maturity, 245 available after Mar 2. | Aug 10 |
| Okra | Jan 19 | Feb 23–Mar 2 | 266 | two-plantings: Plant Feb 23 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Basil | Jan 12 | Mar 9–Mar 9 | 252 | two-plantings: Plant Mar 9 and again by Sep 3; both mature before Nov 16. | Sep 3 |
| Cilantro | — | Jan 19–Feb 9 | 322 | two-plantings: Plant Jan 19 and again by Oct 4; both mature before Dec 7. | Oct 4 |
| Parsley | Dec 8 | Feb 23–Mar 2 | 287 | fits: 70 days to maturity, 287 available after Feb 23. | Sep 14 |
| Celery | Dec 8 | Feb 23–Mar 9 | 287 | fits: 120 days to maturity, 287 available after Feb 23. | Jul 26 |
| Scallions | Dec 8 | Jan 19–Feb 2 | 336 | two-plantings: Plant Jan 19 and again by Oct 8; both mature before Dec 21. | Oct 8 |
| Turnip | — | Jan 19–Feb 2 | 336 | two-plantings: Plant Jan 19 and again by Oct 18; both mature before Dec 21. | Oct 18 |
| Kohlrabi | — | Jan 5–Jan 19 | 350 | two-plantings: Plant Jan 5 and again by Oct 13; both mature before Dec 21. | Oct 13 |
| Bok Choy | Jan 19 | Feb 9–Feb 16 | 301 | two-plantings: Plant Feb 9 and again by Oct 9; both mature before Dec 7. | Oct 9 |
| Collards | Dec 8 | Jan 19–Feb 2 | 336 | two-plantings: Plant Jan 19 and again by Oct 8; both mature before Dec 21. | Oct 8 |
| Cantaloupe | Feb 2 | Mar 2–Mar 9 | 245 | fits: 85 days to maturity, 245 available after Mar 2. | Jul 26 |
| Chives | Nov 24 | Feb 23–Mar 2 | 301 | fits: 90 days to maturity, 301 available after Feb 23. | — |
| Dill | — | Dec 22–Mar 16 | 350 | two-plantings: Plant Dec 22 and again by Sep 29; both mature before Dec 7. | Sep 29 |
| Oregano | Dec 8 | Feb 23–Mar 2 | 301 | fits: 80 days to maturity, 301 available after Feb 23. | — |
| Rosemary | Nov 24 | Feb 23–Mar 2 | 287 | fits: 80 days to maturity, 287 available after Feb 23. | — |
| Sage | Dec 22 | Feb 23–Mar 2 | 301 | fits: 75 days to maturity, 301 available after Feb 23. | — |
| Thyme | Dec 8 | Feb 23–Mar 2 | 301 | fits: 90 days to maturity, 301 available after Feb 23. | — |
| Calendula | Jan 5 | Feb 2–Feb 16 | 308 | two-plantings: Plant Feb 2 and again by Oct 4; both mature before Dec 7. | Oct 4 |
| Cosmos | Jan 19 | Feb 16–Mar 2 | 273 | two-plantings: Plant Feb 16 and again by Sep 3; both mature before Nov 16. | Sep 3 |
| Lavender | Nov 24 | Feb 16–Mar 2 | 308 | fits: 90 days to maturity, 308 available after Feb 16. | — |
| Marigolds | Jan 5 | Feb 16–Feb 23 | 273 | two-plantings: Plant Feb 16 and again by Sep 13; both mature before Nov 16. | Sep 13 |
| Melons | Feb 2 | Mar 2–Mar 9 | 245 | fits: 85 days to maturity, 245 available after Mar 2. | Jul 26 |
| Mint | — | Feb 16–Mar 2 | 308 | fits: 90 days to maturity, 308 available after Feb 16. | — |
| Nasturtiums | Jan 19 | Feb 16–Feb 23 | 273 | two-plantings: Plant Feb 16 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Pole Beans | — | Feb 23–Mar 9 | 266 | fits: 65 days to maturity, 266 available after Feb 23. | Aug 29 |
| Spaghetti Squash | Feb 2 | Mar 2–Mar 9 | 252 | fits: 90 days to maturity, 252 available after Mar 2. | Jul 28 |
| Sunflowers | — | Feb 16–Mar 2 | 273 | fits: 70 days to maturity, 273 available after Feb 16. | Aug 24 |
| Tomatillos | Dec 22 | Feb 23–Mar 2 | 252 | fits: 75 days to maturity, 252 available after Feb 23. | Aug 5 |
| Watermelon | Feb 2 | Feb 23–Mar 2 | 252 | fits: 80 days to maturity, 252 available after Feb 23. | Jul 31 |
| Yellow Squash | Feb 2 | Mar 2–Mar 9 | 259 | two-plantings: Plant Mar 2 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Zinnias | Jan 19 | Feb 16–Mar 2 | 273 | two-plantings: Plant Feb 16 and again by Sep 3; both mature before Nov 16. | Sep 3 |
Month by month in Manteca
| Month | What to do |
|---|---|
| January | Start indoors: Calendula (Jan 5), Cauliflower (Jan 5), Marigolds (Jan 5), Pepper (Jan 5), Basil (Jan 12), Tomato (Jan 12), +7 more. Direct sow from: Kohlrabi (Jan 5), Cilantro (Jan 19), Turnip (Jan 19), Carrots (Jan 26). Transplant from: Broccoli (Jan 19), Brussel Sprouts (Jan 19), Cabbage (Jan 19), Collards (Jan 19), Kale (Jan 19), Lettuce (Jan 19), +2 more. Plant: Strawberry (Jan 12). |
| February | Start indoors: Butternut Squash (Feb 2), Cantaloupe (Feb 2), Melons (Feb 2), Pumpkin (Feb 2), Spaghetti Squash (Feb 2), Watermelon (Feb 2), +2 more. Direct sow from: Potatoes (Feb 2), Sunflowers (Feb 16), Beans (Feb 23), Pole Beans (Feb 23). Transplant from: Calendula (Feb 2), Swiss Chard (Feb 2), Bok Choy (Feb 9), Cauliflower (Feb 9), Cosmos (Feb 16), Lavender (Feb 16), +15 more. Last frost around February 16. |
| March | Transplant from: Butternut Squash (Mar 2), Cantaloupe (Mar 2), Cucumber (Mar 2), Eggplant (Mar 2), Melons (Mar 2), Pepper (Mar 2), +6 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 18), Pumpkin (Jul 18), Cantaloupe (Jul 26), Celery (Jul 26), Melons (Jul 26), Spaghetti Squash (Jul 28), +2 more. |
| August | Last sowing dates: Pepper (Aug 5), Tomatillos (Aug 5), Eggplant (Aug 10), Corn (Aug 12), Sunflowers (Aug 24), Brussel Sprouts (Aug 29), +1 more. |
| September | Last sowing dates: Basil (Sep 3), Cosmos (Sep 3), Cucumber (Sep 3), Zinnias (Sep 3), Broccoli (Sep 4), Nasturtiums (Sep 8), +13 more. |
| October | Last sowing dates: Calendula (Oct 4), Cilantro (Oct 4), Collards (Oct 8), Scallions (Oct 8), Bok Choy (Oct 9), Lettuce (Oct 9), +6 more. |
| November | Start indoors: Chives (Nov 24), Lavender (Nov 24), Onion (Nov 24), Rosemary (Nov 24). Direct sow from: Garlic (Nov 30). First frost around November 30. |
| December | Start indoors: Celery (Dec 8), Collards (Dec 8), Kale (Dec 8), Oregano (Dec 8), Parsley (Dec 8), Scallions (Dec 8), +9 more. Direct sow from: Arugula (Dec 22), Beets (Dec 22), Dill (Dec 22), Peas (Dec 22), Radish (Dec 22), Spinach (Dec 22). Last sowing dates: Garlic (Dec 21). |
Frequently Asked Questions
What is the last frost date for Manteca, CA (ZIP 95337)?
The median last spring frost date for Manteca, CA (ZIP code 95337) is around February 16. 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 19.
What is the first fall frost date in Manteca, CA?
The median first fall frost date for Manteca, CA is around November 30. 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 Manteca, CA?
The frost-free growing season in Manteca is about 287 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 Manteca (287 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 Manteca, CA?
Manteca, 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 Manteca, CA?
Start tomatoes indoors Jan 12 and plant out Mar 2 in Manteca. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Manteca?
Two: plant Jan 19 and again by Oct 9; both mature before Dec 7.
When do I plant garlic in Manteca?
Nov 30 to Dec 21; it overwinters and is ready the following summer.
Can I get two tomato crops in Manteca?
Yes: plant out Mar 2 for a summer crop, and set out a second round of transplants by Jul 31 for a fall crop.
Nearby and related
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