Zone 11 · Madagascar Periwinkle
Planting Madagascar Periwinkle in Zone 11
Catharanthus roseus
✅ Madagascar Periwinkle thrives in zone 11 (hardy 2–11)
Can I plant today?
⏳ Not the right window
Madagascar Periwinkle has a specific planting window in zone 11. Check back in spring.
Evaluated for April 27, 2026 ·
Zone's last frost
essentially frost-free
Zone's first frost
essentially frost-free
Bloom window
June – October
Peak bloom
July
Sun required
full sun
Mature height
14"
Spacing
12" apart
Type
annual
How to plant Madagascar Periwinkle in zone 11
Transplant after soil warms (wait past last frost). Heat- and drought-tolerant summer workhorse.
Pair with these for continuous bloom
Madagascar Periwinkle peaks in July. These companions keep your bed in color before and after.
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