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Autumn Phlox

Photos are representative and may not match your specific variety.

Autumn Phlox

Native wildflower

Phlox paniculata

  • Partial sun
  • Zones 4–8
  • 60 days to maturity
  • Flowers
  • 24" spacing
  • Low water
  • Perennial
  • pH 6–8
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  • Overview

    Autumn Phlox (Phlox paniculata) is a perennial native wildflower. Hardy in USDA zones 4 to 8.

  • Planting

    Start indoors 8-10 weeks before last spring frost, or direct sow after last frost. Seeds require light to germinate—press into soil surface without covering.

  • Growing

    Sun: partial. Water: low. Soil pH: 6–8. Space plants 24" apart. Germination: 14-21 days.

  • Pests & diseases

    Common pests: Spider mites, aphids, slugs. Common diseases: Powdery mildew, leaf spot.