When to plant in Brentwood, TN
USDA Zone 7bBrentwood, Tennessee frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 7b means many perennials and even some tender shrubs overwinter in Brentwood, while your frost dates still decide when annuals go out.
Frost probability
BRENTWOOD · 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 Brentwood’s own odds, recorded at BRENTWOOD.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 15 | Apr 28 | Apr 11 | Oct 4 | Oct 18 | Oct 28 |
| 32°F | May 4 | Apr 15 | Mar 31 | Oct 13 | Oct 26 | Nov 5 |
| 28°F | Apr 18 | Apr 2 | Mar 17 | Oct 23 | Nov 3 | 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 Brentwood, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 14 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.
Brentwood planting FAQ
When is the last spring frost in Brentwood, TN?
On average, the last spring frost in Brentwood is around April 15 (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 Brentwood, TN?
In Brentwood, the first 32°F freeze of fall lands around October 26 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Brentwood in?
Brentwood 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 Brentwood?
There are roughly 194 frost-free days in Brentwood (a moderate growing season), running from the average last frost around April 15 to the first fall frost near October 26.
When should I plant tomatoes in Brentwood?
In Brentwood, start tomato seeds indoors around February 18–March 4, then transplant seedlings outdoors around April 22 once the danger of frost has passed.
Never miss a window in Brentwood
An email when it’s time to start seeds, transplant, and sow — timed to Brentwood’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Nolensville · 10 km
- Franklin · 12 km
- La Vergne · 19 km
- Nashville-Davidson · 20 km
- Smyrna · 22 km
- Spring Hill · 30 km
- Fairview · 32 km
- Mount Juliet · 33 km
Frost dates recorded at BRENTWOOD, 1 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 Brentwood, TN — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00401039. Retrieved from https://blissgarden.com/tennessee/brentwood.