When should I plant Potato in Zone 9b?

Direct sow Potato outdoors around Feb 24. Harvest around May 25.

What is the last frost date for Zone 9b?

The average last spring frost date for Zone 9b is Mar 10. The first fall frost averages Nov 15, giving a 250-day growing season.

Yes. Potato needs 90 days to harvest. Zone 9b has a 250-day growing season, which is sufficient.

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Zone 9b has warm winters and an extended growing season — excellent for heat-loving crops like Potato. Last frost: Mar 10. First frost: Nov 15.

Outdoor

Harvest

Feb 24Nov 15

Season: Mar 10 – Nov 15 (250 days)

Zone9b

Last FrostMar 10

First FrostNov 15

Season Length250 days

Days to Harvest90

SunFull Sun

Frost ToleranceModerate

Spacing1/sqft (12" apart)

Direct sow Potato seeds outdoors around Feb 24. Soil temperature should be at least 45°F. Space at 1/sqft (12" apart).

First harvest approximately May 25 (~90 days from planting). Continue harvesting until first frost (Nov 15).

❌ Tomatoes❌ Pumpkins❌ Cucumbers❌ Squash

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