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🥔 Growing Potato in Zone 10b
Zone 10b has a year-round growing season. Potato can be planted almost any time with proper planning. Last frost: Jan 28. First frost: Dec 22.
Planting Calendar
Jan 14Dec 22
Season: Jan 28 – Dec 22 (328 days)
Zone10b
Last FrostJan 28
First FrostDec 22
Season Length328 days
Days to Harvest90
SunFull Sun
Frost ToleranceModerate
Spacing1/sqft (12" apart)
When to Plant Potato in Zone 10b
Sow Seeds Outdoors: Jan 14
Direct sow Potato seeds outdoors around Jan 14. Soil temperature should be at least 45°F. Space at 1/sqft (12" apart).
Harvest: Apr 14
First harvest approximately Apr 14 (~90 days from planting). Continue harvesting until first frost (Dec 22).
Companion Planting
❌ Tomatoes❌ Pumpkins❌ Cucumbers❌ Squash
Potato in Other Zones
1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13bPlan Your Potato Garden
Track Potato from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Potato Growing Guide