When should I plant Potatis in Zone 4a?

Direct sow Potatis outdoors around Apr 21. Expect first harvest around Jul 20.

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.

Yes. Potatis needs 90 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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Zone 4a has cold winters and a moderate growing season. Timing is key for Potatis in this zone. Sista frost: May 5. Första frost: Oct 1.

Outdoor

Harvest

Apr 21Oct 1

Season: May 5 – Oct 1 (149 dagar)

Zon4a

Sista frostMay 5

Första frostOct 1

Säsong149 dagar

Skörd90 dagar

SolFull Sol

Direct sow Potatis seeds outdoors around Apr 21. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm avstånd).

First harvest approximately Jul 20 (~90 dagar from planting). Continue harvesting until first frost (Oct 1).

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Track Potatis from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.