District of Columbia planting calendars
Planting calendars, USDA hardiness zones, and average frost dates for 7 District of Columbia locations (Washington, DC, Washington, DC, Washington, DC, Washington, DC, Washington, DC, Washington, DC, Washington, DC). Pick a location to see its zone, average last and first frost dates, growing-season length, and a printable per-crop planting calendar, all from public NOAA and USDA data.
Locations in District of Columbia
| Location | USDA zone | Last frost | First frost | Season (days) |
|---|---|---|---|---|
| Washington | 8a 10 to 15 °F | Mar 29 | Nov 8 | 224 |
| Washington | 7b 5 to 10 °F | Apr 9 | Oct 31 | 202 |
| Washington | 7b 5 to 10 °F | Mar 29 | Nov 8 | 224 |
| Washington | 7a 0 to 5 °F | Mar 29 | Nov 8 | 224 |
| Washington | 8a 10 to 15 °F | Apr 9 | Oct 31 | 202 |
| Washington | 7b 5 to 10 °F | Mar 24 | Nov 18 | 241 |
| Washington | 8a 10 to 15 °F | Mar 24 | Nov 18 | 241 |
Data: NOAA NCEI U.S. Climate Normals 1991–2020 (public domain) and USDA Plant Hardiness Zone Map 2023. Planting windows synthesized from U.S. Cooperative Extension guides.
More ways to explore
Browse by USDA hardiness zone, see when to plant common crops, or read the methodology behind every figure. This site lists 7 District of Columbia locations, mapping every ZIP in the state to its nearest weather station with a full 30-year record.