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When to plant in Bristol, TN

USDA Zone 7a

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

These dates come from a station roughly 19 km away, the closest with full normals; terrain around Bristol (elevation, water, pavement) can move your real frost dates a few days either way. In zone 7a, Bristol supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · BRISTOL TRI CITY AP · 19.3 km
Last spring frost
April 16
50% chance · 32°F
First fall frost
October 24
50% chance · 32°F
Growing season
191 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for BristolA year-band showing 32°F frost risk from January to December for Bristol: last spring frost around April 16, first fall frost around October 24, about 191 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

BRISTOL TRI CITY AP · 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 Bristol’s own odds, recorded at BRISTOL TRI CITY AP.

Frost-probability curves for BristolProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 16 and the first fall frost around October 24, giving about 191 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 17Apr 29Apr 14Oct 4Oct 15Oct 28
32°FMay 5Apr 16Mar 30Oct 11Oct 24Nov 4
28°FApr 18Apr 1Mar 16Oct 19Nov 1Nov 15

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 4July 18
Fall sowopen now
Rutabaga
July 18August 1
Fall sowin 13 days
Broccoli
August 1August 15
Fall sowin 13 days
Cabbage
August 1August 15
Fall sowin 13 days
Carrot
August 1August 15
Fall sowin 13 days
Cauliflower
August 1August 15
Fall sowin 13 days
Napa Cabbage
August 1August 29

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 Bristol, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 26 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.

BRISTOL TRI CITY AP
Primary
19 km · 457 m elevation
SPRING
Apr 16
FALL
Oct 24
ELIZABETHTON
23 km · 453 m elevation
SPRING
Apr 19
FALL
Oct 24
ABINGDON 3S
26 km · 587 m elevation
SPRING
Apr 21
FALL
Oct 20

Bristol planting FAQ

When is the last spring frost in Bristol, TN?

Plan for the last spring frost in Bristol around April 16 (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 Bristol, TN?

Expect Bristol's first fall frost near October 24 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Bristol in?

Bristol 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 Bristol?

Bristol has about 191 frost-free days — a moderate growing season — between the average last spring frost (April 16) and first fall frost (October 24).

When should I plant tomatoes in Bristol?

For Bristol, sow tomatoes indoors about February 19–March 5 and move the seedlings out around April 23, after the last spring frost.

Planting reminders

Never miss a window in Bristol

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

Nearby cities

8 within reach

Frost dates recorded at BRISTOL TRI CITY AP, 19 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 Bristol, TN — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00013877. Retrieved from https://blissgarden.com/tennessee/bristol.