When to plant cowpea (southern pea) in District of Columbia
District of Columbia spans USDA zone 8a, so the right time to plant cowpea (southern pea) shifts by weeks across the state. The window to sow seed directly outdoors runs from about April 12 in Washington to April 12 in Washington — below are local dates for 1 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Washington | 8a | March 29 | November 8 | April 12 – April 26 |
Cowpea (Southern Pea) in District of Columbia: FAQ
When can I plant cowpea (southern pea) in District of Columbia?
Across District of Columbia, the time to direct-sow cowpea (southern pea) spans roughly April 12 in Washington to April 12 in Washington, each following that city's local frost dates.
Does the cowpea (southern pea) planting date vary across District of Columbia?
Yes. District of Columbia publishes 1 cities with their own frost dates, so the right cowpea (southern pea) planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does cowpea (southern pea) take to grow in District of Columbia?
Cowpea (Southern Pea) takes about 60–90 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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