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When to plant in Lebanon, TN

USDA Zone 7b

Here are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Lebanon, Tennessee — all computed from Lebanon's nearest NOAA weather station.

Zone 7b means many perennials and even some tender shrubs overwinter in Lebanon, while your frost dates still decide when annuals go out.

Station · LEBANON · 4.1 km
Last spring frost
April 6
50% chance · 32°F
First fall frost
October 28
50% chance · 32°F
Growing season
205 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for LebanonA year-band showing 32°F frost risk from January to December for Lebanon: last spring frost around April 6, first fall frost around October 28, about 205 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Lebanon is now 7 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

LEBANON · 1991–2020

The 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 Lebanon’s own odds, recorded at LEBANON.

Frost-probability curves for LebanonProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 6 and the first fall frost around October 28, giving about 205 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FMay 5Apr 19Apr 5Oct 7Oct 19Oct 30
32°FApr 23Apr 6Mar 20Oct 15Oct 28Nov 11
28°FApr 10Mar 26Mar 6Oct 24Nov 8Nov 26

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 8July 22
Fall sowin 3 days
Rutabaga
July 22August 5
Fall sowin 17 days
Broccoli
August 5August 19
Fall sowin 17 days
Cabbage
August 5August 19
Fall sowin 17 days
Carrot
August 5August 19
Fall sowin 17 days
Cauliflower
August 5August 19
Fall sowin 17 days
Napa Cabbage
August 5September 2

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Lebanon, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 16 km · complete 32°F normals

When 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.

LEBANON
Primary
4 km · 160 m elevation
SPRING
Apr 6
FALL
Oct 28
LEBANON 7 N
13 km · 155 m elevation
SPRING
Apr 10
FALL
Oct 30
GLADEVILLE
16 km · 183 m elevation
SPRING
Apr 16
FALL
Oct 21

Lebanon planting FAQ

When is the last spring frost in Lebanon, TN?

Plan for the last spring frost in Lebanon around April 6 (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 Lebanon, TN?

In Lebanon, the first 32°F freeze of fall lands around October 28 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Lebanon in?

Lebanon 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 Lebanon?

There are roughly 205 frost-free days in Lebanon (a moderate growing season), running from the average last frost around April 6 to the first fall frost near October 28.

When should I plant tomatoes in Lebanon?

In Lebanon, start tomato seeds indoors around February 9–February 23, then transplant seedlings outdoors around April 13 once the danger of frost has passed.

Planting reminders

Never miss a window in Lebanon

An email when it’s time to start seeds, transplant, and sow — timed to Lebanon’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at LEBANON, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Lebanon, TN — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00405108. Retrieved from https://blissgarden.com/tennessee/lebanon.