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When to Plant Lemon Balm in Zone 3A

USDA Zone

3A

Cities Covered

25

Avg Last Frost

Monday, May 25, 2026

Plant Type

Indoor Start

📅 Planting Calendar for Zone 3A

Start Seeds Indoors Monday, April 13, 2026
Transplant Outdoors Monday, June 8, 2026

Pro Tip: Start Lemon Balm seeds indoors 6 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Melissa officinalis
Days to Maturity 70 days
Sun Requirements Full Sun

Cities in Zone 3A

Other Plants for Zone 3A

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Growing Lemon Balm in USDA Zone 3A

Lemon Balm (Melissa officinalis) 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. For best results, start your Lemon Balm seeds indoors around Monday, April 13, 2026, then transplant outdoors around Monday, June 8, 2026.

Expect to harvest your Lemon Balm approximately 70 days after planting.