Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Vernonia 'Summer's Swan Song' you will need.

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*Correct and successful spacing is complex and depends on project conditions.

Vernonia 'Summer's Swan Song'

Ironweed

  • Violet flowers on dark green foliage
  • Blooms late summer into fall
  • Deep red stems

  • Category: Perennials
  • Patent: PP28556
  • Hardiness Zone: 4-9
  • Height: 30-40 in
  • Spread: 30-40 in
  • Spacing: 18-24 in
  • Bloom Color: Violet
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Attracts Wildlife
• Attracts Pollinators
Exposure
• Full Sun
Foliage Color
• Green
Soil Moisture
• Average Water
Attributes
• Border or Bed
• Mass Planting
• Naturalizing
Habit
• Upright
Season of Interest (Foliage)
• Summer Bloomer
Clarity Connect