Zone 8 · Zinnia
Planting Zinnia in Zone 8
Zinnia elegans
✅ Zinnia thrives in zone 8 (hardy 3–10)
Can I plant today?
✅ Safe to plant Zinnia outside
Last frost has passed. Direct-sow after last frost. Pinch early for bushier plants.
Evaluated for April 27, 2026 ·
Zone's last frost
around March 15
Zone's first frost
around November 15
Bloom window
June – October
Peak bloom
August
Sun required
full sun
Mature height
24"
Spacing
9" apart
Type
annual
How to plant Zinnia in zone 8
Direct-sow after last frost. Pinch early for bushier plants.
Pair with these for continuous bloom
Zinnia peaks in August. These companions keep your bed in color before and after.
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