Zone 4 · Sneezeweed
Planting Sneezeweed in Zone 4
Helenium autumnale
✅ Sneezeweed thrives in zone 4 (hardy 3–8)
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 September 15
Bloom window
August – October
Peak bloom
September
Sun required
full sun
Mature height
48"
Spacing
18" apart
Type
perennial
How to plant Sneezeweed in zone 4
Plant in spring in moist soil. Pinch in June for shorter, bushier plants.
Pair with these for continuous bloom
Sneezeweed peaks in September. These companions keep your bed in color before and after.
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