When to plant potato in zone 7b — planting calendar

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Showing USDA Zone 7B

Growing SeasonZone 7b

Last frost ~Apr 5First frost ~Nov 1Today

Start indoorsTransplant / sowHarvestFrost risk

MARAPRMAYJUNJUL

Sow Mar 22 · First harvest May 31 · Wrap by Jul 12

Last spring frostApr 5

Direct sowMar 22

First harvestMay 31

Last harvestJul 12

First fall frostNov 1

Why these dates work in zone 7b

Zone 7b's last spring frost averages Apr 5 and first fall frost Nov 1 — about 210 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 7b?

Potato matures in about 70–120 days from sowing. In zone 7b that means sowing around Mar 22 and first picking around May 31.

Will potato survive frost in zone 7b?

Yes — potato tolerates light frost. In zone 7b you can sow a little before the last frost (around Apr 5) and keep harvesting past the first fall frost (around Nov 1).

For soil, spacing, pests and companion planting, see the full potato growing guide →