Frost dates for Meridian, Idaho
In a typical year, Meridian’s last spring frost lands around Apr 24 and the first fall frost around Oct 21, a growing season of about 180 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 7a.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Apr 4 | Oct 5 |
| 50 percent | Apr 24 | Oct 21 |
| 90 percent | May 9 | Nov 5 |
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 Meridian is typically around 77°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Meridian
- Arugula (Astro)
- Mustard greens (Red Giant)
- Tatsoi (Tatsoi)
- Radish (Cherry Belle)
- Beet (Detroit Dark Red)
- Spinach (Space)
- Swiss chard (Bright Lights)
- Turnip (Purple Top White Globe)
Timing comes from the same temperature engine the app uses, run against Meridian’s normals for today.
Nearby cities
- Boise, ID (around Apr 24 to Oct 21)
- Nampa, ID (around Apr 29 to Oct 13)
- Idaho Falls, ID (around May 9 to Oct 1)
- Missoula, MT (around May 10 to Oct 1)
- Spokane, WA (around Apr 26 to Oct 12)
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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