When to plant in Henderson, TX
USDA Zone 8bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Henderson, Texas — all computed from Henderson's nearest NOAA weather station.
A generous ~246-day season lets Henderson gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Zone 8b means many perennials and even some tender shrubs overwinter in Henderson, while your frost dates still decide when annuals go out.
Frost probability
HENDERSON · 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 Henderson’s own odds, recorded at HENDERSON.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 16 | Mar 29 | Mar 7 | Oct 24 | Nov 5 | Nov 22 |
| 32°F | Apr 3 | Mar 15 | Feb 24 | Nov 1 | Nov 16 | Dec 5 |
| 28°F | Mar 21 | Mar 1 | Jan 31 | Nov 8 | Nov 29 | Dec 26 |
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 Henderson, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 27 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.
Henderson planting FAQ
When is the last spring frost in Henderson, TX?
On average, the last spring frost in Henderson is around March 15 (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 Henderson, TX?
Expect Henderson's first fall frost near November 16 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Henderson in?
Henderson is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Henderson?
There are roughly 246 frost-free days in Henderson (a long growing season), running from the average last frost around March 15 to the first fall frost near November 16.
When should I plant tomatoes in Henderson?
In Henderson, start tomato seeds indoors around January 18–February 1, then transplant seedlings outdoors around March 22 once the danger of frost has passed.
Never miss a window in Henderson
An email when it’s time to start seeds, transplant, and sow — timed to Henderson’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Kilgore · 27 km
- Longview · 40 km
- Jacksonville · 49 km
- Tyler · 51 km
- Marshall · 59 km
- Nacogdoches · 62 km
- Palestine · 92 km
- Lufkin · 93 km
Frost dates recorded at HENDERSON, 3 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 Henderson, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00414081. Retrieved from https://blissgarden.com/texas/henderson.