Zone 10 · Edging Lobelia
Planting Edging Lobelia in Zone 10
Lobelia erinus
✅ Edging Lobelia thrives in zone 10 (hardy 2–11)
Can I plant today?
⏳ Not the right window
Edging Lobelia 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 – September
Peak bloom
June
Sun required
part sun
Mature height
8"
Spacing
8" apart
Type
annual
How to plant Edging Lobelia in zone 10
Transplant after last frost. Likes cool roots — mulch heavily. May rest midsummer in heat.
💡 In zone 10, start seeds indoors around January — about 10 weeks before your last frost.
Pair with these for continuous bloom
Edging Lobelia peaks in June. These companions keep your bed in color before and after.
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