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When to Plant Sweet Alyssum in Fort Mill, South Carolina (29708)

Location

Fort Mill, South Carolina

ZIP Code

29708

USDA Zone

8a

Last Frost

Friday, March 20, 2026

๐Ÿ“… Planting Calendar

Direct Sow Outdoors Friday, February 20, 2026

Pro Tip: Sow Sweet Alyssum directly outdoors 4 weeks before your last frost date.

๐ŸŒฟ Plant Details

Scientific Name Lobularia maritima
Days to Maturity 45 days
Mature Height 4-8"
Spread 9"

โ˜€๏ธ Growing Requirements

โ˜€๏ธ

Sun

Full Sun to Partial Shade

๐Ÿ’ง

Water

Moderate (1 inch/week)

โ†”๏ธ

Spacing

6" apart

๐ŸŒฑ

Planting Depth

0.125" deep

Seeds typically germinate in 5-10 days

Ready to Plant Sweet Alyssum in Fort Mill?

Get your seeds now so they're ready by Friday, February 20, 2026.

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Growing Sweet Alyssum in Zone 8a

Sweet Alyssum (Lobularia maritima) is a popular garden vegetable. In Fort Mill, South Carolina, which is in USDA Hardiness Zone 8a, you should direct sow seeds around Friday, February 20, 2026.

Your average last frost date is Friday, March 20, 2026. Sweet Alyssum grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.