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When to Plant Swiss Chard in Zone 3A

USDA Zone

3A

Cities Covered

25

Avg Last Frost

Monday, May 25, 2026

Plant Type

Direct Sow

📅 Planting Calendar for Zone 3A

Direct Sow Outdoors Monday, April 27, 2026

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

🌿 Plant Details

Scientific Name Beta vulgaris subsp. vulgaris
Days to Maturity 55 days
Sun Requirements Full Sun to Partial Shade
Plant Spacing 8" apart

Cities in Zone 3A

Other Plants for Zone 3A

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Growing Swiss Chard in USDA Zone 3A

Swiss Chard (Beta vulgaris subsp. vulgaris) grows well in USDA Hardiness Zone 3A. This zone includes cities like Embarrass, Soudan, Tower and 22 more.

The average last frost date for Zone 3A is around Monday, May 25, 2026. Swiss Chard can be directly sown outdoors around Monday, April 27, 2026.

Expect to harvest your Swiss Chard approximately 55 days after planting.