Zone 6 · Cockscomb
Planting Cockscomb in Zone 6
Celosia argentea
✅ Cockscomb thrives in zone 6 (hardy 2–11)
Can I plant today?
✅ Safe to plant Cockscomb outside
Last frost has passed. Start indoors 4 weeks before last frost or direct-sow after. Velvety, brain-like plumes.
Evaluated for April 27, 2026 ·
Zone's last frost
around April 15
Zone's first frost
around October 15
Bloom window
July – October
Peak bloom
August
Sun required
full sun
Mature height
24"
Spacing
10" apart
Type
annual
How to plant Cockscomb in zone 6
Start indoors 4 weeks before last frost or direct-sow after. Velvety, brain-like plumes.
💡 In zone 6, start seeds indoors around March — about 4 weeks before your last frost.
Pair with these for continuous bloom
Cockscomb peaks in August. These companions keep your bed in color before and after.
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