When to plant in Blytheville, AR
USDA Zone 8aEverything below — frost dates, hardiness zone, and what to plant when in Blytheville, Arkansas — is derived from the closest NOAA station with complete climate normals.
A generous ~241-day season lets Blytheville gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. In zone 8a, Blytheville supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
BLYTHEVILLE · 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 Blytheville’s own odds, recorded at BLYTHEVILLE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 14 | Mar 31 | Mar 14 | Oct 21 | Nov 3 | Nov 18 |
| 32°F | Apr 3 | Mar 18 | Mar 2 | Nov 1 | Nov 14 | Dec 1 |
| 28°F | Mar 24 | Mar 8 | Feb 19 | Nov 9 | Nov 27 | Dec 15 |
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 Blytheville, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 32 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.
Blytheville planting FAQ
When is the last spring frost in Blytheville, AR?
On average, the last spring frost in Blytheville is around March 18 (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 Blytheville, AR?
The first fall frost in Blytheville typically arrives around November 14 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Blytheville in?
Blytheville is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Blytheville?
Blytheville has about 241 frost-free days — a long growing season — between the average last spring frost (March 18) and first fall frost (November 14).
When should I plant tomatoes in Blytheville?
For Blytheville, sow tomatoes indoors about January 21–February 4 and move the seedlings out around March 25, after the last spring frost.
Never miss a window in Blytheville
An email when it’s time to start seeds, transplant, and sow — timed to Blytheville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reachFrost dates recorded at BLYTHEVILLE, 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 Blytheville, AR — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00030806. Retrieved from https://blissgarden.com/arkansas/blytheville.