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When to Plant Kohlrabi in Zone 2B

USDA Zone

2B

Cities Covered

17

Avg Last Frost

Thursday, May 28, 2026

Plant Type

Indoor Start

📅 Planting Calendar for Zone 2B

Start Seeds Indoors Thursday, April 30, 2026
Transplant Outdoors Thursday, May 14, 2026

Pro Tip: Start Kohlrabi seeds indoors 4 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Brassica oleracea var. gongylodes
Days to Maturity 55 days
Sun Requirements Full Sun

Cities in Zone 2B

Other Plants for Zone 2B

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Growing Kohlrabi in USDA Zone 2B

Kohlrabi (Brassica oleracea var. gongylodes) 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. For best results, start your Kohlrabi seeds indoors around Thursday, April 30, 2026, then transplant outdoors around Thursday, May 14, 2026.

Expect to harvest your Kohlrabi approximately 55 days after planting.