Tillar, AR 71670 Frost Dates
When can you plant in Tillar, AR?
The last spring frost here typically falls around 03/12, about 196 days from today. The first fall frost typically arrives around 11/14, about 247 frost-free days later.
The USDA Plant Hardiness Zone Map puts Tillar in Zone 8b (15 to 20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 11 weeks of growing season left in Tillar 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
03/12 is the middle of 30 years of NOAA records, not a promise. Plant by 02/21 and you're betting against frost in roughly 9 years out of 10. 03/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Tillar compares
Tillar's growing season runs about 247 days, ranking 7,897 of 40,283 US ZIP codes measured here, longest to shortest. Within AR, it ranks 24 of 687.
Learn more
zone vs. frost date covers why Zone 8b and Tillar's frost date answer different questions. the frost range covers how to read the range around Tillar's dates instead of trusting one.