Zone 8a covers 26 days of last-frost dates. We measured Little Rock, AR at Mar 9 and Baltimore, MD at Apr 4. Give us your town or ZIP and we'll use ten years of daily lows recorded at your own coordinates instead of the middle of that range.
Why these dates work in zone 8a
Zone 8a's last spring frost averages Mar 15 and first fall frost Nov 19 — about 249 frost-free days. Potato tolerates light frost, so you can sow ahead of the last-frost date and keep harvesting into the cooler fall.
Common questions
How long does potato take to grow in zone 8a?
Potato matures in about 70–120 days from sowing. In zone 8a that means sowing around Mar 1 and first picking around May 10.
Will potato survive frost in zone 8a?
Yes — potato tolerates light frost. In zone 8a you can sow a little before the last frost (around Mar 15) and keep harvesting past the first fall frost (around Nov 19).
For soil, spacing, pests and companion planting, see the full potato growing guide →