§ When to plant · Oklahoma · Checked Sept 2026
In Oklahoma City, tender crops like tomatoes and peppers can go out around April 17, and frost has historically passed 9 years in 10 by April 30. Cool-season crops go in from February, and again from July for fall.
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§ 010 · Frost dates
Based on NOAA's 1991–2020 station records, with adjustments for tender crops.
| City · NOAA station | Last frost, on average | Plant tender crops from | Frost is over, 9 of 10 years by | Fall frost possible from |
|---|---|---|---|---|
| ArdmoreARDMORE · 3 km | Mar 15 | Mar 30March 30 | Apr 14 | Oct 29 |
| BartlesvilleBARTLESVILLE 3 · 6 km | Apr 11 | Apr 23April 23 | May 5 | Oct 8 |
| BixbyBIXBY · 4 km | Apr 1 | Apr 15April 15 | Apr 29 | Oct 16 |
| Broken ArrowBIXBY · 11 km | Apr 1 | Apr 15April 15 | Apr 29 | Oct 16 |
| EdmondGUTHRIE 5S · 16 km | Apr 10 | Apr 24April 24 | May 7 | Oct 14 |
| EnidENID · 1 km | Apr 6 | Apr 18April 18 | Apr 30 | Oct 21 |
| JenksTULSA R L JONES JR AIRPORT · 5 km | Mar 30 | Apr 13April 13 | Apr 26 | Oct 21 |
| LawtonLAWTON · 3 km | Mar 26 | Apr 10April 10 | Apr 24 | Oct 21 |
| Midwest CitySPENCER 2ENE MESONET · 10 km | Apr 2 | Apr 15April 15 | Apr 28 | Oct 20 |
| MooreNORMAN 2NW MESONET · 10 km | Mar 31 | Apr 14April 14 | Apr 28 | Oct 21 |
| MuskogeeMUSKOGEE · 4 km | Apr 7 | Apr 20April 20 | May 3 | Oct 16 |
| MustangOKLAHOMA CITY WILL ROGERS AIRPORT · 11 km | Apr 4 | Apr 17April 17 | Apr 30 | Oct 21 |
| NormanNORMAN 3SSE · 11 km | Apr 3 | Apr 16April 16 | Apr 28 | Oct 21 |
| Oklahoma CityOKLAHOMA CITY WILL ROGERS AIRPORT · 12 km | Apr 4 | Apr 17April 17 | Apr 30 | Oct 21 |
| OwassoTULSA INTERNATIONAL AIRPORT · 11 km | Mar 31 | Apr 14April 14 | Apr 27 | Oct 20 |
| Ponca CityPONCA CITY MUNICIPAL AIRPORT · 3 km | Apr 10 | Apr 23April 23 | May 5 | Oct 14 |
| ShawneeSHAWNEE 3NNW MESONET · 3 km | Mar 30 | Apr 14April 14 | Apr 28 | Oct 22 |
| StillwaterSTILLWATER 2 W · 2 km | Apr 5 | Apr 19April 19 | May 2 | Oct 16 |
| TulsaTULSA INTERNATIONAL AIRPORT · 8 km | Mar 31 | Apr 14April 14 | Apr 27 | Oct 20 |
| YukonOKLAHOMA CITY POST AIRPORT · 11 km | Apr 2 | Apr 16April 16 | Apr 29 | Oct 21 |
Oklahoma's 20 largest cities (U.S. Census Bureau 2025 estimates), A to Z, each with its nearest NOAA station and the distance to it. Search any town to get its nearest station. "Plant tender crops from" is halfway between the average last frost and the date frost is over 9 years in 10; if frost is in the forecast after it, wait until it passes and nights stay above 36°F.
§ 020 · What to plant
Planting windows from Oklahoma's Cooperative Extension Service. Filter by season or crop group; every view has its own link.
Link to this view getezina.com/when-to-plant/oklahoma/
§ 030 · Crop by crop
Each crop has its own link, like #tomatoes. Tender crops wait for the frost dates above; succession crops are sown again every few weeks for a steady harvest.
Beta vulgaris
Cool seasonSuccession sow
Plant March; Sow August.
Ready in about 58 days; sow again every 6 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Plant March; Set out transplants July to August.
Ready in about 95 days from seed, 65 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Set out transplants July to August.
Ready in about 130 days from seed, 100 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Plant February to March; Set out transplants August.
Ready in about 110 days from seed, 80 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Cucumis melo
Tender
Plant May.
Ready in about 80 days from seed, 70 from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Daucus carota
Cool seasonSuccession sow
Plant February to March; Sow July to August.
Ready in about 70 days; sow again every 7 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Plant February to March; Set out transplants August.
Ready in about 95 days from seed, 68 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica rapa
Cool season
Plant August.
Ready in about 75 days from seed, 60 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Coriandrum sativum
Cool seasonSuccession sow
Sow July to August.
Ready in about 50 days; sow again every 5 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Plant August to September.
Ready in about 65 days from seed, 55 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Cucumis sativus
TenderSuccession sow
Plant April, and again August.
Ready in about 58 days from seed, 50 from transplants; sow again every 7 weeks. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Solanum melongena
Tender
Plant April; Set out transplants July.
Ready in about 75 days from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Allium sativum
Cool seasonOverwinters
Plant September to October.
Ready in about 240 days.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Phaseolus vulgaris
TenderSuccession sow
Plant April; Sow July, and again August.
Ready in about 55 days; sow again every 5 weeks. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Set out transplants September.
Ready in about 60 days from seed, 45 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Brassica oleracea
Cool season
Plant February to March; Set out transplants September.
Ready in about 55 days from seed, 45 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Allium ampeloprasum
Cool season
Plant September.
Ready in about 130 days from seed, 100 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Lactuca sativa
Cool seasonSuccession sow
Plant February to March, and again August.
Ready in about 45 days from seed, 30 from transplants; sow again every 6 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Phaseolus lunatus
Tender
Plant April; Sow August.
Ready in about 75 days. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica juncea
Cool season
Sow September to October.
Ready in about 45 days.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Abelmoschus esculentus
Tender
Plant April.
Ready in about 55 days from seed, 45 from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Allium cepa
Cool season
Plant February to March, and again September.
Ready in about 110 days from seed, 95 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Pastinaca sativa
Cool season
Plant July to August.
Ready in about 120 days.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Pisum sativum
Cool seasonSuccession sow
Plant February to March; Sow August to September.
Ready in about 65 days; sow again every 5 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Capsicum annuum
Tender
Plant April; Set out transplants July.
Ready in about 70 days from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Solanum tuberosum
Cool season
Plant February to March, and again August.
Ready in about 100 days.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Cucurbita pepo
Tender
Plant April, and again July.
Ready in about 110 days from seed, 95 from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Raphanus sativus
Cool seasonSuccession sow
Plant March to April; Sow August to October.
Ready in about 28 days; sow again every 3 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica napus
Cool season
Sow August to September.
Ready in about 95 days.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Vigna unguiculata
Tender
Plant May to June; Sow July to August.
Ready in about 65 days. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Spinacia oleracea
Cool seasonSuccession sow
Plant February to March; Sow September.
Ready in about 42 days; sow again every 5 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Cucurbita pepo
TenderSuccession sow
Plant April, and again July to September.
Ready in about 50 days from seed, 40 from transplants; sow again every 7 weeks. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Zea mays
TenderSuccession sow
Plant March to April; Sow July.
Ready in about 78 days; sow again every 6 weeks. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Ipomoea batatas
Tender
Plant May to June.
Ready in about 100 days from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Beta vulgaris
Cool season
Plant February to March; Sow August to September.
Ready in about 55 days from seed, 40 from transplants.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Physalis philadelphica
Tender
Set out transplants July.
Ready in about 80 days from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009). Days to harvest: Ezina crop catalog, from state extension guides.
Solanum lycopersicum
Tender
Plant April; Set out transplants July.
Ready in about 75 days from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Brassica rapa
Cool seasonSuccession sow
Plant February to March; Sow August to September.
Ready in about 50 days; sow again every 5 weeks.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Citrullus lanatus
Tender
Plant May.
Ready in about 85 days from seed, 75 from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
Cucurbita moschata
Tender
Plant May to June, and again July.
Ready in about 95 days from seed, 80 from transplants. Tender: in spring, from about April 17 in Oklahoma City. If frost is in the forecast, hold off until it passes and nights stay above 36°F.
Source: Oklahoma Cooperative Extension Service — Oklahoma State University, Fall Gardening (HLA-6009); Oklahoma Cooperative Extension Service, Division of Agricultural Sciences and Natural Resources, Oklahoma State University, Oklahoma Garden Planning Guide. Days to harvest: Ezina crop catalog, from state extension guides.
§ 040 · Questions
On average from about March 15 in Ardmore to April 11 in Bartlesville. Frost is over 9 years in 10 by April 14 to May 7.
The extension service lists April. Tomatoes are frost-tender, so Ezina dates them from about April 17 in Oklahoma City. If frost is in the forecast, wait until it passes.
The extension calendar lists garlic, mustard greens, radishes for October.
The latest fall windows on the calendar close in October. Filter by Fall above to see what is still open.
A zone is the coldest winter night, not a frost date. These dates come from NOAA station records and the extension service.
Yes. Run Ezina Dig on your address and your bed plans are dated from that site's own frost records, on iPhone and Android in the contiguous U.S.