Frost Dates for Oklahoma City, OK 73169
Oklahoma City has 43 ZIP codes. The Oklahoma City, OK frost page lists all of them with their dates.
Last spring frost April 2 · First fall frost November 3 · 215 frost-free days · USDA Zone 7b
ZIP 73169 has about 3,100 people, one of 43 ZIP codes in Oklahoma City.
Long season: 215 frost-free days. Spring frost risk spans March 19–April 15 (27 days). Fall frost risk spans October 18–November 19 (32 days).
Frost probability for 73169
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 15 | April 2 | March 19 |
| Fall (first frost) | October 18 | November 3 | November 19 |
Dates come from NOAA 1971–2000 freeze probabilities at BLANCHARD 2 SSW (29.3 km away); the 50% date is the median year.
Which crops fit a 215-day season in Oklahoma City
In Oklahoma City (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 26 | Apr 16–Apr 23 | 173 | fits: 80 days to maturity, 173 available after Apr 16. | Jul 4 |
| Pepper | Feb 19 | Apr 16–Apr 23 | 173 | fits: 75 days to maturity, 173 available after Apr 16. | Jul 9 |
| Lettuce | Feb 5 | Mar 5–Mar 12 | 250 | two-plantings: Plant Mar 5 and again by Sep 12; both mature before Nov 10. | Sep 12 |
| Carrots | — | Mar 12–Mar 19 | 257 | fits: 70 days to maturity, 257 available after Mar 12. | Sep 1 |
| Cucumber | Mar 12 | Apr 16–Apr 23 | 187 | two-plantings: Plant Apr 16 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Beans | — | Apr 9–Apr 23 | 201 | two-plantings: Plant Apr 9 and again by Aug 14; both mature before Oct 27. | Aug 14 |
| Peas | — | Feb 5–Apr 16 | 278 | fits: 65 days to maturity, 278 available after Feb 5. | Aug 23 |
| Zucchini | Mar 19 | Apr 16–Apr 23 | 187 | two-plantings: Plant Apr 16 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Onion | Jan 8 | Mar 5–Mar 19 | 250 | fits: 100 days to maturity, 250 available after Mar 5. | — |
| Spinach | — | Feb 5–Mar 26 | 292 | two-plantings: Plant Feb 5 and again by Oct 1; both mature before Nov 24. | Oct 1 |
| Kale | Jan 22 | Mar 5–Mar 19 | 264 | two-plantings: Plant Mar 5 and again by Sep 16; both mature before Nov 24. | Sep 16 |
| Broccoli | Feb 5 | Mar 5–Mar 19 | 250 | fits: 80 days to maturity, 250 available after Mar 5. | Aug 8 |
| Cabbage | Feb 5 | Mar 5–Mar 19 | 264 | fits: 70 days to maturity, 264 available after Mar 5. | Sep 1 |
| Radish | — | Feb 5–Apr 30 | 278 | two-plantings: Plant Feb 5 and again by Oct 2; both mature before Nov 10. | Oct 2 |
| Beets | — | Feb 5–Apr 30 | 278 | two-plantings: Plant Feb 5 and again by Sep 2; both mature before Nov 10. | Sep 2 |
| Potatoes | — | Mar 19–Mar 26 | 236 | fits: 90 days to maturity, 236 available after Mar 19. | — |
| Garlic | — | Nov 3 | 320 | overwinter: Plant Nov 3 to Nov 24; harvest the following summer. | Nov 24 |
| Strawberry | — | Feb 26–Apr 23 | 271 | perennial: A perennial: plant Feb 26; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 5 | Apr 9–Apr 16 | 187 | fits: 75 days to maturity, 187 available after Apr 9. | Jul 16 |
| Pumpkin | Mar 19 | Apr 16–Apr 16 | 180 | fits: 100 days to maturity, 180 available after Apr 16. | Jun 21 |
| Cauliflower | Feb 19 | Mar 26–Apr 9 | 229 | fits: 75 days to maturity, 229 available after Mar 26. | Aug 13 |
| Swiss Chard | Feb 5 | Mar 19–Mar 19 | 236 | two-plantings: Plant Mar 19 and again by Sep 2; both mature before Nov 10. | Sep 2 |
| Arugula | — | Feb 5–Apr 30 | 292 | two-plantings: Plant Feb 5 and again by Oct 1; both mature before Nov 24. | Oct 1 |
| Brussel Sprouts | Feb 5 | Mar 5–Mar 19 | 264 | fits: 100 days to maturity, 264 available after Mar 5. | Aug 2 |
| Butternut Squash | Mar 19 | Apr 16–Apr 23 | 180 | fits: 100 days to maturity, 180 available after Apr 16. | Jun 21 |
| Eggplant | Feb 12 | Apr 16–Apr 23 | 173 | fits: 70 days to maturity, 173 available after Apr 16. | Jul 14 |
| Okra | Mar 5 | Apr 9–Apr 16 | 194 | two-plantings: Plant Apr 9 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Basil | Feb 26 | Apr 23–Apr 23 | 180 | two-plantings: Plant Apr 23 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Cilantro | — | Mar 5–Mar 26 | 250 | two-plantings: Plant Mar 5 and again by Sep 7; both mature before Nov 10. | Sep 7 |
| Parsley | Jan 22 | Apr 9–Apr 16 | 215 | fits: 70 days to maturity, 215 available after Apr 9. | Aug 18 |
| Celery | Jan 22 | Apr 9–Apr 23 | 215 | fits: 120 days to maturity, 215 available after Apr 9. | Jun 29 |
| Scallions | Jan 22 | Mar 5–Mar 19 | 264 | two-plantings: Plant Mar 5 and again by Sep 11; both mature before Nov 24. | Sep 11 |
| Turnip | — | Mar 5–Mar 19 | 264 | two-plantings: Plant Mar 5 and again by Sep 21; both mature before Nov 24. | Sep 21 |
| Kohlrabi | — | Feb 19–Mar 5 | 278 | two-plantings: Plant Feb 19 and again by Sep 16; both mature before Nov 24. | Sep 16 |
| Bok Choy | Mar 5 | Mar 26–Apr 2 | 229 | two-plantings: Plant Mar 26 and again by Sep 12; both mature before Nov 10. | Sep 12 |
| Collards | Jan 22 | Mar 5–Mar 19 | 264 | two-plantings: Plant Mar 5 and again by Sep 11; both mature before Nov 24. | Sep 11 |
| Cantaloupe | Mar 19 | Apr 16–Apr 23 | 173 | fits: 85 days to maturity, 173 available after Apr 16. | Jun 29 |
| Chives | Jan 8 | Apr 9–Apr 16 | 229 | fits: 90 days to maturity, 229 available after Apr 9. | — |
| Dill | — | Feb 5–Apr 30 | 278 | two-plantings: Plant Feb 5 and again by Sep 2; both mature before Nov 10. | Sep 2 |
| Oregano | Jan 22 | Apr 9–Apr 16 | 229 | fits: 80 days to maturity, 229 available after Apr 9. | — |
| Rosemary | Jan 8 | Apr 9–Apr 16 | 215 | fits: 80 days to maturity, 215 available after Apr 9. | — |
| Sage | Feb 5 | Apr 9–Apr 16 | 229 | fits: 75 days to maturity, 229 available after Apr 9. | — |
| Thyme | Jan 22 | Apr 9–Apr 16 | 229 | fits: 90 days to maturity, 229 available after Apr 9. | — |
| Calendula | Feb 19 | Mar 19–Apr 2 | 236 | two-plantings: Plant Mar 19 and again by Sep 7; both mature before Nov 10. | Sep 7 |
| Cosmos | Mar 5 | Apr 2–Apr 16 | 201 | two-plantings: Plant Apr 2 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Lavender | Jan 8 | Apr 2–Apr 16 | 236 | fits: 90 days to maturity, 236 available after Apr 2. | — |
| Marigolds | Feb 19 | Apr 2–Apr 9 | 201 | two-plantings: Plant Apr 2 and again by Aug 17; both mature before Oct 20. | Aug 17 |
| Melons | Mar 19 | Apr 16–Apr 23 | 173 | fits: 85 days to maturity, 173 available after Apr 16. | Jun 29 |
| Mint | — | Apr 2–Apr 16 | 236 | fits: 90 days to maturity, 236 available after Apr 2. | — |
| Nasturtiums | Mar 5 | Apr 2–Apr 9 | 201 | two-plantings: Plant Apr 2 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Pole Beans | — | Apr 9–Apr 23 | 194 | fits: 65 days to maturity, 194 available after Apr 9. | Aug 2 |
| Spaghetti Squash | Mar 19 | Apr 16–Apr 23 | 180 | fits: 90 days to maturity, 180 available after Apr 16. | Jul 1 |
| Sunflowers | — | Apr 2–Apr 16 | 201 | fits: 70 days to maturity, 201 available after Apr 2. | Jul 28 |
| Tomatillos | Feb 5 | Apr 9–Apr 16 | 180 | fits: 75 days to maturity, 180 available after Apr 9. | Jul 9 |
| Watermelon | Mar 19 | Apr 9–Apr 16 | 180 | fits: 80 days to maturity, 180 available after Apr 9. | Jul 4 |
| Yellow Squash | Mar 19 | Apr 16–Apr 23 | 187 | two-plantings: Plant Apr 16 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Zinnias | Mar 5 | Apr 2–Apr 16 | 201 | two-plantings: Plant Apr 2 and again by Aug 7; both mature before Oct 20. | Aug 7 |
Month by month in Oklahoma City
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 8), Lavender (Jan 8), Onion (Jan 8), Rosemary (Jan 8), Celery (Jan 22), Collards (Jan 22), +5 more. |
| February | Start indoors: Broccoli (Feb 5), Brussel Sprouts (Feb 5), Cabbage (Feb 5), Lettuce (Feb 5), Sage (Feb 5), Swiss Chard (Feb 5), +8 more. Direct sow from: Arugula (Feb 5), Beets (Feb 5), Dill (Feb 5), Peas (Feb 5), Radish (Feb 5), Spinach (Feb 5), +1 more. Plant: Strawberry (Feb 26). |
| March | Start indoors: Bok Choy (Mar 5), Corn (Mar 5), Cosmos (Mar 5), Nasturtiums (Mar 5), Okra (Mar 5), Zinnias (Mar 5), +9 more. Direct sow from: Cilantro (Mar 5), Turnip (Mar 5), Carrots (Mar 12), Potatoes (Mar 19). Transplant from: Broccoli (Mar 5), Brussel Sprouts (Mar 5), Cabbage (Mar 5), Collards (Mar 5), Kale (Mar 5), Lettuce (Mar 5), +6 more. |
| April | Direct sow from: Sunflowers (Apr 2), Beans (Apr 9), Pole Beans (Apr 9). Transplant from: Cosmos (Apr 2), Lavender (Apr 2), Marigolds (Apr 2), Mint (Apr 2), Nasturtiums (Apr 2), Zinnias (Apr 2), +23 more. Last frost around April 2. |
| May | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| June | Last sowing dates: Butternut Squash (Jun 21), Pumpkin (Jun 21), Cantaloupe (Jun 29), Celery (Jun 29), Melons (Jun 29). |
| July | Last sowing dates: Spaghetti Squash (Jul 1), Tomato (Jul 4), Watermelon (Jul 4), Pepper (Jul 9), Tomatillos (Jul 9), Eggplant (Jul 14), +2 more. |
| August | Last sowing dates: Brussel Sprouts (Aug 2), Pole Beans (Aug 2), Basil (Aug 7), Cosmos (Aug 7), Cucumber (Aug 7), Zinnias (Aug 7), +10 more. |
| September | Last sowing dates: Cabbage (Sep 1), Carrots (Sep 1), Beets (Sep 2), Dill (Sep 2), Swiss Chard (Sep 2), Calendula (Sep 7), +8 more. |
| October | Last sowing dates: Arugula (Oct 1), Spinach (Oct 1), Radish (Oct 2). |
| November | Direct sow from: Garlic (Nov 3). First frost around November 3. Last sowing dates: Garlic (Nov 24). |
| 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 Oklahoma City, OK (ZIP 73169)?
The median last spring frost date for Oklahoma City, OK (ZIP code 73169) is around April 2. 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 19; one in ten it runs past April 15.
What is the first fall frost date in Oklahoma City, OK?
The median first fall frost date for Oklahoma City, OK is around November 3. 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 18 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Oklahoma City, OK?
The frost-free growing season in Oklahoma City 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 Oklahoma City (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 Oklahoma City, OK?
Oklahoma City, OK is in USDA hardiness zone 7b (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 Oklahoma City, OK?
Start tomatoes indoors Feb 26 and plant out Apr 16 in Oklahoma City. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Oklahoma City?
Two: plant Mar 5 and again by Sep 12; both mature before Nov 10.
When do I plant garlic in Oklahoma City?
Nov 3 to Nov 24; it overwinters and is ready the following summer.
Can I get two tomato crops in Oklahoma City?
Yes: plant out Apr 16 for a summer crop, and set out a second round of transplants by Jul 4 for a fall crop.
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