Zone 5 · Bachelor's Button
Planting Bachelor's Button in Zone 5
Centaurea cyanus
✅ Bachelor's Button thrives in zone 5 (hardy 2–11)
Can I plant today?
⏳ Too early to direct-sow
Last frost is in 4 weeks. Wait until soil warms.
Evaluated for April 27, 2026 ·
Zone's last frost
around May 15
Zone's first frost
around October 15
Bloom window
June – August
Peak bloom
July
Sun required
full sun
Mature height
30"
Spacing
9" apart
Type
annual
How to plant Bachelor's Button in zone 5
Direct-sow in early spring — frost-tolerant. Self-sows happily; classic cornflower blue.
Pair with these for continuous bloom
Bachelor's Button peaks in July. These companions keep your bed in color before and after.
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