When to plant in Millville, NJ
USDA Zone 7aEverything below — frost dates, hardiness zone, and what to plant when in Millville, New Jersey — is derived from the closest NOAA station with complete climate normals.
Zone 7a means many perennials and even some tender shrubs overwinter in Millville, while your frost dates still decide when annuals go out.
Frost probability
MILLVILLE MUNI 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 Millville’s own odds, recorded at MILLVILLE MUNI AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 22 | May 6 | Apr 21 | Oct 2 | Oct 14 | Oct 28 |
| 32°F | May 10 | Apr 24 | Apr 8 | Oct 10 | Oct 23 | Nov 5 |
| 28°F | Apr 26 | Apr 10 | Mar 26 | Oct 19 | Nov 2 | Nov 17 |
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 Millville, 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.
Millville planting FAQ
When is the last spring frost in Millville, NJ?
On average, the last spring frost in Millville is around April 24 (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 Millville, NJ?
The first fall frost in Millville typically arrives around October 23 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Millville in?
Millville is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Millville?
There are roughly 182 frost-free days in Millville (a moderate growing season), running from the average last frost around April 24 to the first fall frost near October 23.
When should I plant tomatoes in Millville?
In Millville, start tomato seeds indoors around February 27–March 13, then transplant seedlings outdoors around May 1 once the danger of frost has passed.
Never miss a window in Millville
An email when it’s time to start seeds, transplant, and sow — timed to Millville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Vineland · 10 km
- Bridgeton · 16 km
- Williamstown · 34 km
- Glassboro · 35 km
- McKee City · 35 km
- Hammonton · 39 km
- Somers Point · 39 km
- Sicklerville · 40 km
Frost dates recorded at MILLVILLE MUNI AP, 3 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 Millville, NJ — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00013735. Retrieved from https://blissgarden.com/new-jersey/millville.