Zone 10 · Sweet Alyssum
Planting Sweet Alyssum in Zone 10
Lobularia maritima
✅ Sweet Alyssum thrives in zone 10 (hardy 2–11)
Can I plant today?
🌸 Sweet Alyssum should be blooming now!
Plants set out in early season are peaking. Deadhead to keep blooms coming.
Evaluated for June 13, 2026 ·
Zone's last frost
around January 15
Zone's first frost
around December 15
Bloom window
May – October
Peak bloom
July
Sun required
full sun, part sun
Mature height
6"
Spacing
6" apart
Type
annual
How to plant Sweet Alyssum in zone 10
Honey-scented carpet. Direct-sow or transplant after last frost. Shear back in mid-summer for a rebloom.
Pair with these for continuous bloom
Sweet Alyssum peaks in July. These companions keep your bed in color before and after.
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