When to plant in Deer Park, NY
USDA Zone 7bEverything below — frost dates, hardiness zone, and what to plant when in Deer Park, New York — is derived from the closest NOAA station with complete climate normals.
Zone 7b means many perennials and even some tender shrubs overwinter in Deer Park, while your frost dates still decide when annuals go out.
Frost probability
FARMINGDALE AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Deer Park’s own odds, recorded at FARMINGDALE AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 3 | Apr 19 | Apr 7 | Oct 12 | Oct 26 | Nov 9 |
| 32°F | Apr 20 | Apr 6 | Mar 26 | Oct 25 | Nov 6 | Nov 21 |
| 28°F | Apr 6 | Mar 27 | Mar 12 | Nov 5 | Nov 19 | Dec 5 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Deer Park, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 19 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Deer Park planting FAQ
When is the last spring frost in Deer Park, NY?
On average, the last spring frost in Deer Park is around April 6 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Deer Park, NY?
In Deer Park, the first 32°F freeze of fall lands around November 6 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Deer Park in?
Deer Park is in USDA hardiness zone 7b. In zone 7b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Deer Park?
There are roughly 214 frost-free days in Deer Park (a long growing season), running from the average last frost around April 6 to the first fall frost near November 6.
When should I plant tomatoes in Deer Park?
In Deer Park, start tomato seeds indoors around February 9–February 23, then transplant seedlings outdoors around April 13 once the danger of frost has passed.
Never miss a window in Deer Park
An email when it’s time to start seeds, transplant, and sow — timed to Deer Park’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- North Babylon · 3 km
- Dix Hills · 5 km
- North Bay Shore · 5 km
- West Babylon · 6 km
- West Islip · 7 km
- Bay Shore · 7 km
- Babylon · 8 km
- Melville · 8 km
Frost dates recorded at FARMINGDALE AP, 9 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Deer Park, NY — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00054787. Retrieved from https://blissgarden.com/new-york/deer-park.