Zone 9 · Dusty Miller
Planting Dusty Miller in Zone 9
Jacobaea maritima
✅ Dusty Miller thrives in zone 9 (hardy 2–11)
Can I plant today?
⏳ Not the right window
Dusty Miller has a specific planting window in zone 9. Check back in spring.
Evaluated for April 27, 2026 ·
Zone's last frost
around February 15
Zone's first frost
around December 15
Bloom window
July – August
Peak bloom
July
Sun required
full sun
Mature height
12"
Spacing
10" apart
Type
annual
How to plant Dusty Miller in zone 9
Transplant after last frost. Grown mostly for silvery foliage; trim off flower stalks to keep tidy.
💡 In zone 9, start seeds indoors around January — about 10 weeks before your last frost.
Pair with these for continuous bloom
Dusty Miller peaks in July. These companions keep your bed in color before and after.
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