Zone 5 · Whirling Butterflies
Planting Whirling Butterflies in Zone 5
Oenothera lindheimeri
✅ Whirling Butterflies thrives in zone 5 (hardy 5–9)
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 – October
Peak bloom
August
Sun required
full sun
Mature height
36"
Spacing
18" apart
Type
perennial
How to plant Whirling Butterflies in zone 5
Plant in spring in lean, well-drained soil. Airy, long-blooming; drought-tolerant.
Pair with these for continuous bloom
Whirling Butterflies peaks in August. These companions keep your bed in color before and after.
Want a full bed designed for zone 5?
Sign up free. GimmeBlooms builds a bloom-succession layout withWhirling Butterflies and 3–5 perfect companions.
Design my bed →