Nevada planting zones & frost dates
The 5 Nevada cities on this site fall in zones 7a, 7b, 9a, 9b. Last spring frost dates range from Feb 4 in Las Vegas to May 8 in Sparks.
| City | Zone | Last frost | First frost | Population |
|---|---|---|---|---|
| Las Vegas | 9a | Feb 4 | Dec 4 | 678,922 |
| Henderson | 9b | Feb 14 | Nov 28 | 350,039 |
| North Las Vegas | 9b | Feb 11 | Dec 1 | 294,034 |
| Reno | 7b | May 6 | Oct 21 | 281,714 |
| Sparks | 7a | May 8 | Oct 5 | 111,520 |
Frost dates are 30%-risk dates from the nearest suitable NOAA station. Population: Census Vintage 2024 estimates.