When to plant in New Cassel, NY
USDA Zone 7bEverything below — frost dates, hardiness zone, and what to plant when in New Cassel, 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 New Cassel, while your frost dates still decide when annuals go out.
Frost probability
MINEOLA · 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 New Cassel’s own odds, recorded at MINEOLA.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 30 | Apr 16 | Apr 3 | Oct 16 | Oct 31 | Nov 13 |
| 32°F | Apr 16 | Apr 2 | Mar 18 | Oct 31 | Nov 12 | Dec 1 |
| 28°F | Apr 4 | Mar 20 | Mar 5 | Nov 9 | Nov 25 | Dec 13 |
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 New Cassel, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 13 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.
New Cassel planting FAQ
When is the last spring frost in New Cassel, NY?
Plan for the last spring frost in New Cassel around April 2 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in New Cassel, NY?
The first fall frost in New Cassel typically arrives around November 12 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is New Cassel in?
New Cassel 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 New Cassel?
There are roughly 224 frost-free days in New Cassel (a long growing season), running from the average last frost around April 2 to the first fall frost near November 12.
When should I plant tomatoes in New Cassel?
In New Cassel, start tomato seeds indoors around February 5–February 19, then transplant seedlings outdoors around April 9 once the danger of frost has passed.
Never miss a window in New Cassel
An email when it’s time to start seeds, transplant, and sow — timed to New Cassel’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Salisbury · 2 km
- Westbury · 2 km
- Hicksville · 3 km
- Jericho · 4 km
- East Meadow · 4 km
- Uniondale · 5 km
- Levittown · 6 km
- Mineola · 6 km
Frost dates recorded at MINEOLA, 5 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 New Cassel, NY — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00305377. Retrieved from https://blissgarden.com/new-york/new-cassel.