When to plant in Galena Park, TX
USDA Zone 9bEverything below — frost dates, hardiness zone, and what to plant when in Galena Park, Texas — is derived from the closest NOAA station with complete climate normals.
Galena Park enjoys a long ~326-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. Zone 9b is warm enough that Galena Park can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
Frost probability
HOUSTON-PORT · 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 Galena Park’s own odds, recorded at HOUSTON-PORT.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 16 | Feb 24 | Jan 22 | Nov 12 | Dec 2 | Jan 1 |
| 32°F | Mar 5 | Feb 2 | Dec 31 | Nov 27 | Dec 25 | Jan 21 |
| 28°F | Feb 25 | Jan 23 | Dec 24 | Dec 8 | Jan 5 | Feb 9 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.
Full-year planting calendar
Each bar is the exact window to take a planting action in Galena Park, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 25 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.
Galena Park planting FAQ
When is the last spring frost in Galena Park, TX?
On average, the last spring frost in Galena Park is around February 2 (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 Galena Park, TX?
Expect Galena Park's first fall frost near December 25 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Galena Park in?
Galena Park is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Galena Park?
There are roughly 326 frost-free days in Galena Park (a long growing season), running from the average last frost around February 2 to the first fall frost near December 25.
When should I plant tomatoes in Galena Park?
In Galena Park, start tomato seeds indoors around December 8–December 22, then transplant seedlings outdoors around February 9 once the danger of frost has passed.
Never miss a window in Galena Park
An email when it’s time to start seeds, transplant, and sow — timed to Galena Park’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Cloverleaf · 7 km
- South Houston · 9 km
- Channelview · 13 km
- Deer Park · 13 km
- Pasadena · 13 km
- Houston · 16 km
- West University Place · 19 km
- La Porte · 20 km
Frost dates recorded at HOUSTON-PORT, 4 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 Galena Park, TX — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00414326. Retrieved from https://blissgarden.com/texas/galena-park.