Spring Valley, NY planting zone & frost dates
Spring Valley is in USDA hardiness zone 7a. The last spring frost usually comes around April 20 and the first fall frost around October 26, for a growing season of about 189 days.
Planting calendar for Spring Valley
Dates are counted from the average last spring frost (April 20) 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 23 – Mar 9 Transplant outdoors: Apr 27 – May 4 |
| Peppers | Start seeds indoors: Feb 9 – Feb 23 Transplant outdoors: May 4 – May 11 |
| Eggplant | Start seeds indoors: Feb 9 – Feb 23 Transplant outdoors: May 4 – May 11 |
| Broccoli | Start seeds indoors: Feb 9 – Feb 23 Transplant outdoors: Mar 23 – Apr 6 |
| Cabbage | Start seeds indoors: Feb 9 – Feb 23 Transplant outdoors: Mar 23 – Apr 6 |
| Onions (sets) | Plant outdoors: Mar 23 – Apr 6 |
| Peas | Sow outdoors: Mar 9 – Mar 23 |
| Spinach | Sow outdoors: Mar 9 – Mar 23 |
| Lettuce | Sow outdoors: Mar 23 – Apr 6 |
| Carrots | Sow outdoors: Mar 23 – Apr 6 |
| Potatoes | Plant outdoors: Mar 23 – Apr 6 |
| Beans | Sow outdoors: Apr 27 – May 4 |
| Sweet corn | Sow outdoors: Apr 27 – May 4 |
| Cucumbers | Sow outdoors: Apr 27 – May 4 |
| Squash & zucchini | Sow outdoors: Apr 27 – May 4 |
| Basil | Start seeds indoors: Mar 9 – Mar 23 Transplant outdoors: Apr 27 – May 4 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Aug 31 (8 weeks before the average first fall frost on Oct 26).
Useful for zone 7a 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 | Apr 4 | Apr 20 | May 6 |
| First 32°F frost in fall is before | Nov 10 | Oct 26 | Oct 10 |
How to read it: in spring there is a 10% chance of a frost after May 6, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 10. A hard freeze (28°F) usually ends around April 4.
Hardiness zone by ZIP code in Spring Valley
- 10977 zone 7a
Nearby cities
- Monsey zone 7a, last frost Apr 19
- Nanuet zone 7a, last frost Apr 20
- Pearl River zone 7a, last frost Apr 20
- New City zone 7a, last frost Apr 20
- Suffern zone 7a, last frost Apr 19
- West Haverstraw zone 7a, last frost Apr 25
- Haverstraw zone 7a, last frost Apr 25
- Stony Point zone 7a, last frost Apr 25
Questions
What growing zone is Spring Valley, NY?
Spring Valley is in USDA Plant Hardiness Zone 7a (average extreme winter low 0°F to 5°F), according to the USDA 2023 map.
When is the last frost in Spring Valley?
The average last spring frost (32°F) in Spring Valley is April 20. There is still a 10% chance of frost until May 6.
When can I plant tomatoes in Spring Valley?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 27 – May 4. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Dobbs Ferry-Ardsley, NY (USC00302129), 21.1 km (13.1 mi) from the city center, elevation 61 m, based on 20 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.