When to plant in Red Bank, TN
USDA Zone 8aEverything below — frost dates, hardiness zone, and what to plant when in Red Bank, Tennessee — is derived from the closest NOAA station with complete climate normals.
Zone 8a means many perennials and even some tender shrubs overwinter in Red Bank, while your frost dates still decide when annuals go out.
Frost probability
LOOKOUT MTN-POINT PARK · 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 Red Bank’s own odds, recorded at LOOKOUT MTN-POINT PARK.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 27 | Apr 12 | Mar 27 | Oct 16 | Oct 29 | Nov 11 |
| 32°F | Apr 18 | Mar 31 | Mar 15 | Oct 24 | Nov 6 | Nov 26 |
| 28°F | Apr 6 | Mar 21 | Mar 1 | Nov 2 | Nov 17 | Dec 7 |
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 Red Bank, 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.
Red Bank planting FAQ
When is the last spring frost in Red Bank, TN?
Plan for the last spring frost in Red Bank around March 31 (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 Red Bank, TN?
In Red Bank, the first 32°F freeze of fall lands around November 6 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Red Bank in?
Red Bank is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Red Bank?
There are roughly 220 frost-free days in Red Bank (a long growing season), running from the average last frost around March 31 to the first fall frost near November 6.
When should I plant tomatoes in Red Bank?
In Red Bank, start tomato seeds indoors around February 3–February 17, then transplant seedlings outdoors around April 7 once the danger of frost has passed.
Never miss a window in Red Bank
An email when it’s time to start seeds, transplant, and sow — timed to Red Bank’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Chattanooga · 7 km
- Middle Valley · 13 km
- East Ridge · 14 km
- Soddy-Daisy · 20 km
- Fort Oglethorpe · 21 km
- Collegedale · 23 km
- Cleveland · 39 km
- Dalton · 48 km
Frost dates recorded at LOOKOUT MTN-POINT PARK, 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 Red Bank, TN — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00405431. Retrieved from https://blissgarden.com/tennessee/red-bank.