When to plant in Coppell, TX
USDA Zone 8bCoppell, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
A generous ~248-day season lets Coppell gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. In zone 8b, Coppell supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
GRAPEVINE DAM · 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 Coppell’s own odds, recorded at GRAPEVINE DAM.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 15 | Mar 29 | Mar 8 | Oct 26 | Nov 7 | Nov 23 |
| 32°F | Apr 3 | Mar 14 | Feb 23 | Nov 2 | Nov 17 | Dec 4 |
| 28°F | Mar 20 | Mar 1 | Feb 4 | Nov 9 | Nov 29 | Dec 20 |
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 Coppell, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 18 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.
Coppell planting FAQ
When is the last spring frost in Coppell, TX?
Plan for the last spring frost in Coppell 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 Coppell, TX?
The first fall frost in Coppell typically arrives around November 17 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Coppell in?
Coppell is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Coppell?
Coppell has about 248 frost-free days — a long growing season — between the average last spring frost (March 14) and first fall frost (November 17).
When should I plant tomatoes in Coppell?
For Coppell, sow tomatoes indoors about January 17–January 31 and move the seedlings out around March 21, after the last spring frost.
Never miss a window in Coppell
An email when it’s time to start seeds, transplant, and sow — timed to Coppell’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Grapevine · 9 km
- Carrollton · 9 km
- Lewisville · 10 km
- Farmers Branch · 11 km
- Irving · 12 km
- Flower Mound · 14 km
- Addison · 15 km
- Southlake · 15 km
Frost dates recorded at GRAPEVINE DAM, 6 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 Coppell, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00413691. Retrieved from https://blissgarden.com/texas/coppell.