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When to Plant Potato in Zone 11B

USDA Zone

11B

Cities Covered

12

Avg Last Frost

Friday, January 1, 2027

Plant Type

Direct Sow

📅 Planting Calendar for Zone 11B

Direct Sow Outdoors Friday, December 4, 2026

Pro Tip: Potato can be directly sown outdoors. Plant 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Solanum tuberosum
Days to Maturity 90 days
Sun Requirements Full Sun (6+ hours)
Plant Spacing 12" apart

🤝 Companion Plants for Potato

Good Companions

BeanCornBrassicasHorseradishMarigold

Avoid Planting Near

TomatoCucumberSquashSunflower
See the full companion planting guide for Potato →

Cities in Zone 11B

Other Plants for Zone 11B

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Growing Potato in USDA Zone 11B

Potato (Solanum tuberosum) grows well in USDA Hardiness Zone 11B. This zone includes cities like Long Key, Islamorada, Key West and 9 more.

The average last frost date for Zone 11B is around Friday, January 1, 2027. Potato can be directly sown outdoors around Friday, December 4, 2026.

Expect to harvest your Potato approximately 90 days after planting.