Zone 8 · Garden Phlox
Planting Garden Phlox in Zone 8
Phlox paniculata
✅ Garden Phlox thrives in zone 8 (hardy 3–8)
Can I plant today?
⏳ Not the right window
Garden Phlox has a specific planting window in zone 8. Check back in spring.
Evaluated for June 13, 2026 ·
Zone's last frost
around March 15
Zone's first frost
around November 15
Bloom window
July – September
Peak bloom
August
Sun required
full sun, part sun
Mature height
30"
Spacing
18" apart
Type
perennial
How to plant Garden Phlox in zone 8
Plant transplants in spring. Provide good air flow to prevent mildew.
Pair with these for continuous bloom
Garden Phlox peaks in August. These companions keep your bed in color before and after.
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