When to plant in West Memphis, AR
USDA Zone 8aHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for West Memphis, Arkansas — all computed from West Memphis's nearest NOAA weather station.
Zone 8a means many perennials and even some tender shrubs overwinter in West Memphis, while your frost dates still decide when annuals go out.
The average last spring frost in West Memphis is now 7 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
W MEMPHIS · 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 West Memphis’s own odds, recorded at W MEMPHIS.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 20 | Apr 2 | Mar 14 | Oct 17 | Oct 31 | Nov 15 |
| 32°F | Apr 7 | Mar 19 | Mar 1 | Oct 28 | Nov 10 | Nov 30 |
| 28°F | Mar 31 | Mar 7 | Feb 16 | Nov 5 | Nov 22 | Dec 14 |
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 West Memphis, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 22 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.
West Memphis planting FAQ
When is the last spring frost in West Memphis, AR?
Plan for the last spring frost in West Memphis around March 19 (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 West Memphis, AR?
The first fall frost in West Memphis typically arrives around November 10 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is West Memphis in?
West Memphis is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in West Memphis?
There are roughly 236 frost-free days in West Memphis (a long growing season), running from the average last frost around March 19 to the first fall frost near November 10.
When should I plant tomatoes in West Memphis?
In West Memphis, start tomato seeds indoors around January 22–February 5, then transplant seedlings outdoors around March 26 once the danger of frost has passed.
Never miss a window in West Memphis
An email when it’s time to start seeds, transplant, and sow — timed to West Memphis’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Marion · 6 km
- Memphis · 21 km
- Horn Lake · 26 km
- Southaven · 30 km
- Millington · 34 km
- Bartlett · 36 km
- Hernando · 38 km
- Germantown · 39 km
Frost dates recorded at W MEMPHIS, 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 West Memphis, AR — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00037712. Retrieved from https://blissgarden.com/arkansas/west-memphis.