SproutSmart
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When to Plant Sweet Alyssum in Zone 3a

Family: Brassicaceae Flowering annual

Planting Schedule

Add Sweet Alyssum to your garden to build a schedule and get reminders.

Your Zone 3a Sweet Alyssum cheat sheet. All the dates and companions you need to get seeds in the ground successfully

Want the complete botanical breakdown and expert growing tips?

View Sweet Alyssum Guide
Botanical illustration of Sweet Alyssum

Crop Dates : 3a

MilestoneDate
Start IndoorsApr 3rd
Last FrostMay 15th
Transplant / Sow OutdoorsMay 8th
Harvest BeginsJun 27th
Harvest EndsSep 1st