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When to plant in Keller, TX

USDA Zone 8b

Everything below — frost dates, hardiness zone, and what to plant when in Keller, Texas — is derived from the closest NOAA station with complete climate normals.

With about 250 frost-free days, Keller supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. In zone 8b, Keller supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · FT WORTH ALLIANCE AP · 9.8 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 KellerA year-band showing 32°F frost risk from January to December for Keller: 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 Keller 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 Keller’s own odds, recorded at FT WORTH ALLIANCE AP.

Frost-probability curves for KellerProbability 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 Keller, 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.

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

Keller planting FAQ

When is the last spring frost in Keller, TX?

Keller's average last spring frost falls near March 12 — 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 Keller, TX?

Expect Keller's first fall frost near November 17 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Keller in?

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

How long is the growing season in Keller?

Keller has about 250 frost-free days — a long growing season — between the average last spring frost (March 12) and first fall frost (November 17).

When should I plant tomatoes in Keller?

For Keller, sow tomatoes indoors about January 15–January 29 and move the seedlings out around March 19, after the last spring frost.

Planting reminders

Never miss a window in Keller

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

Nearby cities

8 within reach

Frost dates recorded at FT WORTH ALLIANCE AP, 10 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 Keller, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053909. Retrieved from https://blissgarden.com/texas/keller.