When to plant in Groves, TX
USDA Zone 9bGroves, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Groves enjoys a long ~296-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 Groves can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
Frost probability
PORT ARTHUR SE TX AP · 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 Groves’s own odds, recorded at PORT ARTHUR SE TX AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 27 | Mar 4 | Feb 5 | Nov 3 | Nov 23 | Dec 12 |
| 32°F | Mar 13 | Feb 14 | Jan 17 | Nov 15 | Dec 7 | Jan 9 |
| 28°F | Mar 3 | Jan 28 | Dec 23 | Dec 1 | Jan 1 | Feb 3 |
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 Groves, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 36 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.
Groves planting FAQ
When is the last spring frost in Groves, TX?
On average, the last spring frost in Groves is around February 14 (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 Groves, TX?
In Groves, the first 32°F freeze of fall lands around December 7 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Groves in?
Groves is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Groves?
There are roughly 296 frost-free days in Groves (a long growing season), running from the average last frost around February 14 to the first fall frost near December 7.
When should I plant tomatoes in Groves?
In Groves, start tomato seeds indoors around December 20–January 3, then transplant seedlings outdoors around February 21 once the danger of frost has passed.
Never miss a window in Groves
An email when it’s time to start seeds, transplant, and sow — timed to Groves’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Port Neches · 5 km
- Port Arthur · 6 km
- Nederland · 9 km
- Orange · 25 km
- Beaumont · 27 km
- Lumberton · 44 km
- Sulphur · 62 km
- Lake Charles · 74 km
Frost dates recorded at PORT ARTHUR SE TX AP, 10 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 Groves, TX — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00012917. Retrieved from https://blissgarden.com/texas/groves.