PlantCal

When to plant potatoes

Short answer

Plant potatoes about 2 weeks before your last spring frost. In a mid climate (zone 5) that's around Apr 1. Enter your ZIP for your exact dates.

Climate zoneStart indoorsPlant outsideHarvest
Zone 1Jan 1Apr 1
Zone 2Feb 1May 2
Zone 3Feb 24May 25
Zone 4Mar 16Jun 14
Zone 5Apr 1Jun 30
Zone 6Apr 16Jul 15
Zone 7May 1Jul 30
Zone 8May 18Aug 16

Higher climate-zone numbers are colder, so planting shifts later. Potatoes is a semi-hardy crop. Enter your ZIP in the calculator for your exact zone and dates.

Your exact dates

Open the planting calendar

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Frequently asked questions

When should I plant potatoes?

Sow potatoes directly about 2 weeks before your last spring frost — it tolerates cold. In a warmer zone 4 that's around Mar 16; in a colder zone 6, Apr 16.

Can I direct sow potatoes?

Yes — potatoes is usually sown directly in the garden rather than started indoors.

How long until potatoes is ready to harvest?

About 90 days from transplant or sowing. In zone 6, plants set out around Apr 16 are typically ready near Jul 15.