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When to Plant Sweet Potato in Zone 2B

USDA Zone

2B

Cities Covered

17

Avg Last Frost

Thursday, May 28, 2026

Plant Type

Direct Sow

📅 Planting Calendar for Zone 2B

Direct Sow Outdoors Thursday, May 28, 2026

Pro Tip: Sweet Potato can be directly sown outdoors. Plant 0 weeks before your last frost date.

🌿 Plant Details

Scientific Name Ipomoea batatas
Days to Maturity 100 days
Sun Requirements Full Sun (8+ hours)
Plant Spacing 12" apart

🤝 Companion Plants for Sweet Potato

Good Companions

OkraDillThyme

Avoid Planting Near

SquashSunflower
See the full companion planting guide for Sweet Potato →

Cities in Zone 2B

Other Plants for Zone 2B

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Growing Sweet Potato in USDA Zone 2B

Sweet Potato (Ipomoea batatas) grows well in USDA Hardiness Zone 2B. This zone includes cities like Gakona, Glennallen, Mc Grath and 14 more.

The average last frost date for Zone 2B is around Thursday, May 28, 2026. Sweet Potato can be directly sown outdoors around Thursday, May 28, 2026.

Expect to harvest your Sweet Potato approximately 100 days after planting.