When to plant in Tullahoma, TN
USDA Zone 7bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Tullahoma, Tennessee — all computed from Tullahoma's nearest NOAA weather station.
In zone 7b, Tullahoma supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
TULLAHOMA · 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 Tullahoma’s own odds, recorded at TULLAHOMA.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 4 | Apr 19 | Apr 3 | Oct 9 | Oct 21 | Nov 2 |
| 32°F | Apr 23 | Apr 6 | Mar 21 | Oct 18 | Oct 30 | Nov 12 |
| 28°F | Apr 11 | Mar 26 | Mar 6 | Oct 27 | Nov 8 | Nov 26 |
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 Tullahoma, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 18 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.
Tullahoma planting FAQ
When is the last spring frost in Tullahoma, TN?
Tullahoma's average last spring frost falls near April 6 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Tullahoma, TN?
In Tullahoma, the first 32°F freeze of fall lands around October 30 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Tullahoma in?
Tullahoma 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 Tullahoma?
Tullahoma has about 207 frost-free days — a moderate growing season — between the average last spring frost (April 6) and first fall frost (October 30).
When should I plant tomatoes in Tullahoma?
For Tullahoma, 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 Tullahoma
An email when it’s time to start seeds, transplant, and sow — timed to Tullahoma’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Manchester · 17 km
- Shelbyville · 26 km
- Lewisburg · 53 km
- McMinnville · 53 km
- Murfreesboro · 57 km
- Meridianville · 64 km
- Smyrna · 72 km
- Spring Hill · 76 km
Frost dates recorded at TULLAHOMA, 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 Tullahoma, TN — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00409155. Retrieved from https://blissgarden.com/tennessee/tullahoma.