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Sweet Alyssum growing in a garden

How to grow sweet alyssum

Lobularia maritima

When to plant sweet alyssum

Start seeds indoors
6 weeks before your last spring frost to 5 weeks before your last spring frost
Transplant outdoors
1 week before your last spring frost to at your last spring frost
Direct sow
4 weeks before your last spring frost to 2 weeks before your last spring frost
Get your exact dates by ZIP

The windows above are relative to your frost dates.

Growing conditions

Lifecycle
Annual
Sun
Full sun

Common problems

Sweet Alyssum by hardiness zone

Planting dates for a typical location in each zone:

Sources

Last updated .