Zone 5 · New England Aster
Planting New England Aster in Zone 5
Symphyotrichum novae-angliae
✅ New England Aster thrives in zone 5 (hardy 4–8)
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 October 15
Bloom window
September – October
Peak bloom
September
Sun required
full sun
Mature height
48"
Spacing
24" apart
Type
perennial
How to plant New England Aster in zone 5
Plant in spring. Cut back by half in June for bushier fall display. Key late-season pollinator.
Pair with these for continuous bloom
New England Aster peaks in September. These companions keep your bed in color before and after.
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