When to plant in Hereford, TX
USDA Zone 7aHereford, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 7a means many perennials and even some tender shrubs overwinter in Hereford, while your frost dates still decide when annuals go out.
Frost probability
HEREFORD · 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 Hereford’s own odds, recorded at HEREFORD.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 8 | Apr 27 | Apr 14 | Oct 2 | Oct 17 | Oct 28 |
| 32°F | May 1 | Apr 17 | Apr 3 | Oct 11 | Oct 25 | Nov 6 |
| 28°F | Apr 22 | Apr 5 | Mar 17 | Oct 22 | Nov 4 | Nov 17 |
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 Hereford, 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.
Hereford planting FAQ
When is the last spring frost in Hereford, TX?
Plan for the last spring frost in Hereford around April 17 (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 Hereford, TX?
Expect Hereford's first fall frost near October 25 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Hereford in?
Hereford is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Hereford?
There are roughly 191 frost-free days in Hereford (a moderate growing season), running from the average last frost around April 17 to the first fall frost near October 25.
When should I plant tomatoes in Hereford?
In Hereford, start tomato seeds indoors around February 20–March 6, then transplant seedlings outdoors around April 24 once the danger of frost has passed.
Never miss a window in Hereford
An email when it’s time to start seeds, transplant, and sow — timed to Hereford’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reachFrost dates recorded at HEREFORD, 1 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 Hereford, TX — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00414098. Retrieved from https://blissgarden.com/texas/hereford.