When to plant potato in zone 9a — planting calendar

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Showing USDA Zone 9A

Growing SeasonZone 9a

Last frost ~Feb 28First frost ~Nov 30Today

Start indoorsTransplant / sowHarvestFrost risk

FEBMARAPRMAYJUN

Sow Feb 14 · First harvest Apr 25 · Wrap by Jun 6

Last spring frostFeb 28

Direct sowFeb 14

First harvestApr 25

Last harvestJun 6

First fall frostNov 30

Why these dates work in zone 9a

Zone 9a's last spring frost averages Feb 28 and first fall frost Nov 30 — about 275 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 9a?

Potato matures in about 70–120 days from sowing. In zone 9a that means sowing around Feb 14 and first picking around Apr 25.

Will potato survive frost in zone 9a?

Yes — potato tolerates light frost. In zone 9a you can sow a little before the last frost (around Feb 28) and keep harvesting past the first fall frost (around Nov 30).

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