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?
⏳ Not the right window
Sweet Alyssum has a specific planting window in zone 10. Check back in spring.
Evaluated for April 27, 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.
Want a full bed designed for zone 10?
Sign up free. GimmeBlooms builds a bloom-succession layout withSweet Alyssum and 3–5 perfect companions.
Design my bed →