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When to plant in Roanoke, TX

USDA Zone 8b

Roanoke, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

A generous ~250-day season lets Roanoke gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Zone 8b means many perennials and even some tender shrubs overwinter in Roanoke, while your frost dates still decide when annuals go out.

Station · FT WORTH ALLIANCE AP · 9.5 km
Last spring frost
March 12
50% chance · 32°F
First fall frost
November 17
50% chance · 32°F
Growing season
250 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for RoanokeA year-band showing 32°F frost risk from January to December for Roanoke: last spring frost around March 12, first fall frost around November 17, about 250 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Roanoke is now 6 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

FT WORTH ALLIANCE 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 Roanoke’s own odds, recorded at FT WORTH ALLIANCE AP.

Frost-probability curves for RoanokeProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 12 and the first fall frost around November 17, giving about 250 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°FApr 18Mar 27Mar 6Oct 21Nov 6Nov 23
32°FApr 3Mar 12Feb 21Oct 31Nov 17Dec 5
28°FMar 19Feb 28Feb 1Nov 10Dec 1Dec 24

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

What to plant now

TODAY · JULY 19
Fall sowin 9 days
Brussels Sprouts
July 28August 11
Fall sowin 23 days
Rutabaga
August 11August 25

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

Nearby weather stations

3 within 21 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.

FT WORTH ALLIANCE AP
Primary
9 km · 209 m elevation
SPRING
Mar 12
FALL
Nov 17
GRAPEVINE DAM
18 km · 178 m elevation
SPRING
Mar 14
FALL
Nov 17
FT WORTH WSFO
21 km · 196 m elevation
SPRING
Mar 10
FALL
Nov 20

Roanoke planting FAQ

When is the last spring frost in Roanoke, TX?

On average, the last spring frost in Roanoke is around March 12 (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 Roanoke, TX?

The first fall frost in Roanoke typically arrives around November 17 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.

What hardiness zone is Roanoke in?

Roanoke is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Roanoke?

There are roughly 250 frost-free days in Roanoke (a long growing season), running from the average last frost around March 12 to the first fall frost near November 17.

When should I plant tomatoes in Roanoke?

In Roanoke, start tomato seeds indoors around January 15–January 29, then transplant seedlings outdoors around March 19 once the danger of frost has passed.

Planting reminders

Never miss a window in Roanoke

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

Nearby cities

8 within reach

Frost dates recorded at FT WORTH ALLIANCE AP, 9 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 Roanoke, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053909. Retrieved from https://blissgarden.com/texas/roanoke.