Pahrump, NV planting zone & frost dates
Pahrump is in USDA hardiness zone 8b. The last spring frost usually comes around March 29 and the first fall frost around November 3, for a growing season of about 218 days.
Planting calendar for Pahrump
Dates are counted from the average last spring frost (March 29) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.
| Crop | When |
|---|---|
| Tomatoes | Start seeds indoors: Feb 1 – Feb 15 Transplant outdoors: Apr 5 – Apr 12 |
| Peppers | Start seeds indoors: Jan 18 – Feb 1 Transplant outdoors: Apr 12 – Apr 19 |
| Eggplant | Start seeds indoors: Jan 18 – Feb 1 Transplant outdoors: Apr 12 – Apr 19 |
| Broccoli | Start seeds indoors: Jan 18 – Feb 1 Transplant outdoors: Mar 1 – Mar 15 |
| Cabbage | Start seeds indoors: Jan 18 – Feb 1 Transplant outdoors: Mar 1 – Mar 15 |
| Onions (sets) | Plant outdoors: Mar 1 – Mar 15 |
| Peas | Sow outdoors: Feb 15 – Mar 1 |
| Spinach | Sow outdoors: Feb 15 – Mar 1 |
| Lettuce | Sow outdoors: Mar 1 – Mar 15 |
| Carrots | Sow outdoors: Mar 1 – Mar 15 |
| Potatoes | Plant outdoors: Mar 1 – Mar 15 |
| Beans | Sow outdoors: Apr 5 – Apr 12 |
| Sweet corn | Sow outdoors: Apr 5 – Apr 12 |
| Cucumbers | Sow outdoors: Apr 5 – Apr 12 |
| Squash & zucchini | Sow outdoors: Apr 5 – Apr 12 |
| Basil | Start seeds indoors: Feb 15 – Mar 1 Transplant outdoors: Apr 5 – Apr 12 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 8 (8 weeks before the average first fall frost on Nov 3).
Useful for zone 8b gardens
- Seed starting kit with dome — to start seeds indoors before the last frost
- LED grow light for seedlings — stops leggy seedlings
- Frost cloth / plant covers — for late spring and early fall frosts
- Soil thermometer — warm-season crops need soil above 60°F
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Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Mar 6 | Mar 29 | Apr 21 |
| First 32°F frost in fall is before | Nov 17 | Nov 3 | Oct 18 |
How to read it: in spring there is a 10% chance of a frost after April 21, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 18. A hard freeze (28°F) usually ends around March 6.
Hardiness zone by ZIP code in Pahrump
- 89041 zone 8b
- 89048 zone 8b
- 89060 zone 8b
- 89061 zone 8b
Nearby cities
- Summerlin South zone 9a, last frost Mar 13
- Spring Valley zone 9a, last frost Jan 20
- Enterprise zone 9a, last frost Feb 4
- Paradise zone 9b, last frost Jan 20
- Las Vegas zone 9b, last frost Jan 24
- North Las Vegas zone 9b, last frost Feb 1
- Winchester zone 9b, last frost Jan 20
- Sunrise Manor zone 9b, last frost Feb 1
Questions
What growing zone is Pahrump, NV?
Pahrump is in USDA Plant Hardiness Zone 8b (average extreme winter low 15°F to 20°F), according to the USDA 2023 map.
When is the last frost in Pahrump?
The average last spring frost (32°F) in Pahrump is March 29. There is still a 10% chance of frost until April 21.
When can I plant tomatoes in Pahrump?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 5 – Apr 12. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Pahrump 4 Nw, NV (USC00265890), 8.8 km (5.5 mi) from the city center, elevation 784 m, based on 29 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.