When to Plant Lemon Balm in Bird Island, Minnesota (55310)
Location
Bird Island, Minnesota
ZIP Code
55310
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
๐ Planting Calendar
Pro Tip: Start Lemon Balm seeds indoors 6 weeks before your last frost date, then transplant outdoors around Tuesday, May 19, 2026.
๐ฟ Plant Details
โ๏ธ Growing Requirements
โ๏ธ
Sun
Partial Shade to Full Sun
๐ง
Water
Regular (keep moist)
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Spacing
18" apart
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Planting Depth
0.125" deep
Seeds typically germinate in 10-14 days
Ready to Plant Lemon Balm in Bird Island?
Get your seeds now so they're ready by Tuesday, March 24, 2026.
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๐ค Good Companions
Other Plants for Bird Island
Growing Lemon Balm in Zone 4b
Lemon Balm (Melissa officinalis) is a popular garden vegetable. In Bird Island, Minnesota, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 24, 2026.
Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Lemon Balm seedlings outdoors around Tuesday, May 19, 2026, about 2 weeks after your last frost date.