When to plant in Newington, VA
USDA Zone 7bNewington, Virginia frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
These dates come from a station roughly 19 km away, the closest with full normals; terrain around Newington (elevation, water, pavement) can move your real frost dates a few days either way. In zone 7b, Newington supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
OXON HILL · 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 Newington’s own odds, recorded at OXON HILL.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 2 | Apr 15 | Apr 1 | Oct 14 | Oct 27 | Nov 10 |
| 32°F | Apr 15 | Apr 3 | Mar 19 | Oct 24 | Nov 8 | Nov 23 |
| 28°F | Apr 3 | Mar 21 | Mar 5 | Nov 5 | Nov 19 | Dec 8 |
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 Newington, 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.
Newington planting FAQ
When is the last spring frost in Newington, VA?
On average, the last spring frost in Newington is around April 3 (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 Newington, VA?
In Newington, the first 32°F freeze of fall lands around November 8 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Newington in?
Newington 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 Newington?
Newington has about 219 frost-free days — a long growing season — between the average last spring frost (April 3) and first fall frost (November 8).
When should I plant tomatoes in Newington?
For Newington, sow tomatoes indoors about February 6–February 20 and move the seedlings out around April 10, after the last spring frost.
Never miss a window in Newington
An email when it’s time to start seeds, transplant, and sow — timed to Newington’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Newington Forest · 3 km
- Lorton · 4 km
- Franconia · 5 km
- West Springfield · 5 km
- Springfield · 5 km
- Kingstowne · 6 km
- Woodlawn · 7 km
- Burke · 7 km
Frost dates recorded at OXON HILL, 19 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 Newington, VA — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00186800. Retrieved from https://blissgarden.com/virginia/newington.