Arkansas frost dates

Across Arkansas, the average last spring frost is around April 3 and the average first fall frost around November 1 — roughly 212 frost-free days. USDA zones 6b, 7a, 7b, 8a.

Risk you accept	Last spring frost by	First fall frost by
Cautious (~10%)	April 17	October 18
Average (~50%)	April 3	November 1
Gambler (~90%)	March 20	November 15

→ Turn these into sowing dates with the Arkansas planting calendar, or look up an exact ZIP code.

Statewide average from NOAA/NCEI freeze normals. Cautious/gambler dates are about two weeks either side of the average.