Greenbrier, AR 72058 Frost Dates
When can you plant in Greenbrier, AR?
Around 04/02 is the usual last spring frost, about 217 days away. The first fall frost typically arrives around 11/02, about 215 frost-free days later.
Greenbrier sits in USDA Zone 8a (10 to 15°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
About 9 weeks of growing season left in Greenbrier before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/02 is the middle of 30 years of NOAA records, not a promise. Plant by 03/13 and you're betting against frost in roughly 9 years out of 10. 04/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Greenbrier compares
About 215 days separate Greenbrier's last and first frost, putting it 14,078 of 40,283 ZIP codes nationally. Within AR, it ranks 454 of 687.
Learn more
zone vs. frost date covers why Zone 8a and Greenbrier's frost date answer different questions. the frost range covers how to read the range around Greenbrier's dates instead of trusting one.