Stratford, OK frost dates
Last spring frostMar 25median date
First fall frostNov 8median date
Growing season228 daysfrost-free
Hardiness zone7bZone 7b
How Stratford compares
- In 8 years out of 10, the last spring frost in Stratford falls between March 3 and April 13, a 41-day window. The first fall frost falls between October 23 and November 24.
- The median last frost is 10 days earlier than the Oklahoma median of Apr 4.
- Its 228-day growing season is longer than 92% of the 582 Oklahoma places with a regular frost season (state median 211 days).
- The last frost is 11 days earlier than the zone 7b median of Apr 5. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7b chart.
- The weather station records an average of 62 nights a year at or below 32°F.
- Compared with Norman, OK, 63 km away, the last frost here is 9 days earlier than there and the growing season is 14 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 3 |
| 50% (median) | March 25 |
| 10% (safe for tender plants) | April 13 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 23 |
| 50% (median) | November 8 |
| 90% (late) | November 24 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Stratford, OK
Stratford, OK frost dates — last frost Mar 25, first frost Nov 8, zone 7b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 31 to Jan 14Start indoors: Dec 31 to Jan 14Transplant outside: Feb 25 to Mar 11
Start indoors: Jan 14 to Jan 28Transplant outside: Apr 8 to Apr 22
Start indoors: Jan 14 to Jan 28Transplant outside: Apr 8 to Apr 22
Start indoors: Jan 28 to Feb 11Transplant outside: Apr 1 to Apr 15
Start indoors: Jan 28 to Feb 11Transplant outside: Mar 4 to Mar 18Sow outdoors: Feb 25 to Apr 1Plant for fall: Sep 13 to Oct 11
Start indoors: Jan 28 to Feb 11Transplant outside: Feb 25 to Mar 11Sow outdoors: Feb 25 to Mar 11Plant for fall: Aug 30 to Sep 20
Start indoors: Jan 28 to Feb 11Transplant outside: Mar 11 to Mar 25Plant for fall: Aug 2 to Aug 23
Start indoors: Jan 28 to Feb 11Transplant outside: Mar 4 to Mar 18Plant for fall: Aug 2 to Aug 23
Start indoors: Jan 28 to Feb 11Transplant outside: Mar 11 to Mar 25Plant for fall: Aug 2 to Aug 23
Start indoors: Feb 11 to Feb 25Transplant outside: Apr 15 to Apr 29Sow outdoors: Apr 15 to Apr 29
Start indoors: Feb 11 to Feb 25Transplant outside: Apr 1 to Apr 15
Sow outdoors: Feb 11 to Mar 4Plant for fall: Aug 16 to Sep 6
Sow outdoors: Feb 11 to Mar 4Plant for fall: Sep 13 to Oct 4
Sow outdoors: Feb 18 to Apr 1Plant for fall: Sep 27 to Oct 18
Start indoors: Feb 25 to Mar 4Transplant outside: Apr 8 to Apr 15Sow outdoors: Apr 1 to Apr 15Plant for fall: Aug 23 to Sep 6
Start indoors: Feb 25 to Mar 4Sow outdoors: Apr 1 to Apr 15Plant for fall: Aug 30 to Sep 13
Start indoors: Feb 25 to Mar 4Sow outdoors: Apr 1 to Apr 15
Start indoors: Feb 25 to Mar 4Transplant outside: Apr 8 to Apr 22
Sow outdoors: Mar 4 to Apr 1Plant for fall: Aug 16 to Aug 30
Sow outdoors: Mar 4 to Apr 1Plant for fall: Aug 30 to Sep 13
Sow outdoors: Mar 4 to Mar 25
Sow outdoors: Mar 11 to Apr 8Plant for fall: Aug 30 to Sep 13
Sow outdoors: Mar 11 to Apr 1Plant for fall: Sep 13 to Oct 4
Sow outdoors: Apr 1 to Apr 22Plant for fall: Aug 23 to Sep 6
Sow outdoors: Apr 1 to Apr 15
Transplant outside: Apr 8 to Apr 29
Plant for fall: Oct 25 to Nov 29
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Stratford, OK
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 31 – Jan 14 | Feb 25 – Mar 11 | — | — |
| Peppers | Jan 14 – Jan 28 | Apr 8 – Apr 22 | — | — |
| Eggplant | Jan 14 – Jan 28 | Apr 8 – Apr 22 | — | — |
| Tomatoes | Jan 28 – Feb 11 | Apr 1 – Apr 15 | — | — |
| Lettuce | Jan 28 – Feb 11 | Mar 4 – Mar 18 | Feb 25 – Apr 1 | Sep 13 – Oct 11 |
| Kale | Jan 28 – Feb 11 | Feb 25 – Mar 11 | Feb 25 – Mar 11 | Aug 30 – Sep 20 |
| Broccoli | Jan 28 – Feb 11 | Mar 11 – Mar 25 | — | Aug 2 – Aug 23 |
| Cabbage | Jan 28 – Feb 11 | Mar 4 – Mar 18 | — | Aug 2 – Aug 23 |
| Cauliflower | Jan 28 – Feb 11 | Mar 11 – Mar 25 | — | Aug 2 – Aug 23 |
| Okra | Feb 11 – Feb 25 | Apr 15 – Apr 29 | Apr 15 – Apr 29 | — |
| Basil | Feb 11 – Feb 25 | Apr 1 – Apr 15 | — | — |
| Peas | — | — | Feb 11 – Mar 4 | Aug 16 – Sep 6 |
| Spinach | — | — | Feb 11 – Mar 4 | Sep 13 – Oct 4 |
| Radishes | — | — | Feb 18 – Apr 1 | Sep 27 – Oct 18 |
| Cucumbers | Feb 25 – Mar 4 | Apr 8 – Apr 15 | Apr 1 – Apr 15 | Aug 23 – Sep 6 |
| Zucchini & Summer Squash | Feb 25 – Mar 4 | — | Apr 1 – Apr 15 | Aug 30 – Sep 13 |
| Winter Squash & Pumpkins | Feb 25 – Mar 4 | — | Apr 1 – Apr 15 | — |
| Melons & Watermelon | Feb 25 – Mar 4 | Apr 8 – Apr 22 | — | — |
| Carrots | — | — | Mar 4 – Apr 1 | Aug 16 – Aug 30 |
| Beets | — | — | Mar 4 – Apr 1 | Aug 30 – Sep 13 |
| Potatoes | — | — | Mar 4 – Mar 25 | — |
| Swiss Chard | — | — | Mar 11 – Apr 8 | Aug 30 – Sep 13 |
| Cilantro | — | — | Mar 11 – Apr 1 | Sep 13 – Oct 4 |
| Green Beans | — | — | Apr 1 – Apr 22 | Aug 23 – Sep 6 |
| Sweet Corn | — | — | Apr 1 – Apr 15 | — |
| Sweet Potatoes | — | Apr 8 – Apr 29 | — | — |
| Garlic | — | — | — | Oct 25 – Nov 29 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Byars 3ese Mesonet, OK weather station, 9 km away (elevation 1,132 ft (345 m)).
Frost dates near Stratford
- Byars Mar 25 · Nov 8
- Roff Apr 4 · Nov 1
- Fitzhugh Mar 29 · Nov 6
- Pauls Valley Mar 28 · Nov 7
- Wynnewood Mar 28 · Nov 7
- Asher Mar 25 · Nov 8
- Wanette Mar 25 · Nov 8
- Ada Apr 2 · Nov 4
- Paoli Apr 5 · Nov 1
- Sulphur Apr 4 · Oct 31
Frequently asked questions
When is the last frost in Stratford, OK?
The median last spring frost in Stratford, OK is March 25. There is still about a 10% chance of frost after April 13, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Stratford, OK?
The median first fall frost is November 8, with about a 10% chance of frost before October 23.
How long is the growing season in Stratford, OK?
About 228 days between the median last spring frost and first fall frost.
What planting zone is Stratford, OK?
Stratford, OK is in USDA hardiness zone 7b.