Frost dates for Frederick, Maryland
In a typical year, Frederick’s last spring frost lands around Apr 2 and the first fall frost around Nov 6, a growing season of about 218 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 7b.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Mar 17 | Oct 23 |
| 50 percent | Apr 2 | Nov 6 |
| 90 percent | Apr 15 | Nov 24 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Frederick is typically around 76°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Frederick
- Turnip (Purple Top White Globe)
- Dill (Bouquet)
- Cilantro (Santo)
- Sweet alyssum (Snow Crystals)
- Escarole (Natacha)
- Swiss chard (Bright Lights)
- Borage (Common Borage)
- Endive (Tres Fine)
Timing comes from the same temperature engine the app uses, run against Frederick’s normals for today.
Nearby cities
- Gaithersburg, MD (around Apr 1 to Nov 6)
- Rockville, MD (around Apr 1 to Nov 6)
- Washington, DC (around Mar 29 to Nov 8)
- Baltimore, MD (around Mar 24 to Nov 21)
- Alexandria, VA (around Mar 24 to Nov 18)
Row & Bed is a plant reference built around your garden: your zone, your frost dates, your forecast, and a cited page for every variety in your beds.
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