When to plant in Lockhart, TX
USDA Zone 9aLockhart, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
With about 263 frost-free days, Lockhart supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. Lockhart's nearest full-normals station sits about 23 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. Zone 9a is warm enough that Lockhart can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
Frost probability
LULING · 1991–2020The 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 Lockhart’s own odds, recorded at LULING.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 14 | Mar 22 | Feb 26 | Oct 27 | Nov 10 | Dec 1 |
| 32°F | Apr 3 | Mar 5 | Feb 7 | Nov 3 | Nov 23 | Dec 14 |
| 28°F | Mar 13 | Feb 17 | Jan 11 | Nov 13 | Dec 6 | Jan 7 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Lockhart, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 26 km · complete 32°F normalsWhen 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.
Lockhart planting FAQ
When is the last spring frost in Lockhart, TX?
On average, the last spring frost in Lockhart is around March 5 (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 Lockhart, TX?
In Lockhart, the first 32°F freeze of fall lands around November 23 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Lockhart in?
Lockhart is in USDA hardiness zone 9a. In zone 9a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Lockhart?
There are roughly 263 frost-free days in Lockhart (a long growing season), running from the average last frost around March 5 to the first fall frost near November 23.
When should I plant tomatoes in Lockhart?
In Lockhart, start tomato seeds indoors around January 8–January 22, then transplant seedlings outdoors around March 12 once the danger of frost has passed.
Never miss a window in Lockhart
An email when it’s time to start seeds, transplant, and sow — timed to Lockhart’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Kyle · 23 km
- San Marcos · 25 km
- Buda · 27 km
- Hornsby Bend · 41 km
- Seguin · 42 km
- Bastrop · 43 km
- New Braunfels · 46 km
- Austin · 47 km
Frost dates recorded at LULING, 23 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Lockhart, TX — Frost Dates & Zone 9a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00415429. Retrieved from https://blissgarden.com/texas/lockhart.