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When to plant in Bastrop, TX

USDA Zone 9a

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

Bastrop enjoys a long ~250-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. These dates come from a station roughly 18 km away, the closest with full normals; terrain around Bastrop (elevation, water, pavement) can move your real frost dates a few days either way. Zone 9a is warm enough that Bastrop can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.

Station · CEDAR CREEK 5 S · 18.5 km
Last spring frost
March 14
50% chance · 32°F
First fall frost
November 19
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 BastropA year-band showing 32°F frost risk from January to December for Bastrop: last spring frost around March 14, first fall frost around November 19, about 250 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

CEDAR CREEK 5 S · 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 Bastrop’s own odds, recorded at CEDAR CREEK 5 S.

Frost-probability curves for BastropProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 14 and the first fall frost around November 19, 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 13Mar 26Mar 6Oct 23Nov 6Nov 27
32°FApr 3Mar 14Feb 22Oct 31Nov 19Dec 8
28°FMar 22Mar 2Jan 29Nov 10Dec 1Dec 31

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 11 days
Brussels Sprouts
July 30August 13
Fall sowin 25 days
Rutabaga
August 13August 27

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

Nearby weather stations

3 within 29 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.

CEDAR CREEK 5 S
Primary
18 km · 133 m elevation
SPRING
Mar 14
FALL
Nov 19
SMITHVILLE
19 km · 97 m elevation
SPRING
Mar 12
FALL
Nov 19
ELGIN 1 N
29 km · 181 m elevation
SPRING
Mar 4
FALL
Nov 24

Bastrop planting FAQ

When is the last spring frost in Bastrop, TX?

Plan for the last spring frost in Bastrop around March 14 (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 Bastrop, TX?

Expect Bastrop's first fall frost near November 19 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Bastrop in?

Bastrop is in USDA hardiness zone 9a. In zone 9a, winters are mild — many tender perennials overwinter here.

How long is the growing season in Bastrop?

There are roughly 250 frost-free days in Bastrop (a long growing season), running from the average last frost around March 14 to the first fall frost near November 19.

When should I plant tomatoes in Bastrop?

In Bastrop, start tomato seeds indoors around January 17–January 31, then transplant seedlings outdoors around March 21 once the danger of frost has passed.

Planting reminders

Never miss a window in Bastrop

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

Nearby cities

8 within reach

Frost dates recorded at CEDAR CREEK 5 S, 18 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 Bastrop, TX — Frost Dates & Zone 9a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00411541. Retrieved from https://blissgarden.com/texas/bastrop.