When to plant in Syosset, NY
USDA Zone 7bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Syosset, New York — all computed from Syosset's nearest NOAA weather station.
In zone 7b, Syosset supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
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 Syosset’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 Syosset, 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.
Syosset planting FAQ
When is the last spring frost in Syosset, NY?
Plan for the last spring frost in Syosset around April 6 (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 Syosset, NY?
Expect Syosset's first fall frost near November 6 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Syosset in?
Syosset 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 Syosset?
Syosset has about 214 frost-free days — a long growing season — between the average last spring frost (April 6) and first fall frost (November 6).
When should I plant tomatoes in Syosset?
For Syosset, sow tomatoes indoors about February 9–February 23 and move the seedlings out around April 13, after the last spring frost.
Never miss a window in Syosset
An email when it’s time to start seeds, transplant, and sow — timed to Syosset’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Plainview · 4 km
- Jericho · 5 km
- Hicksville · 6 km
- Bethpage · 7 km
- New Cassel · 8 km
- Melville · 9 km
- Huntington Station · 9 km
- Salisbury · 9 km
Frost dates recorded at FARMINGDALE AP, 12 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 Syosset, NY — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00054787. Retrieved from https://blissgarden.com/new-york/syosset.