Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Rudbeckia hirta 'Sonora' you will need.

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

Rudbeckia hirta 'Sonora'

Black-eyed Susan

  • Large, bright golden yellow flowers with mahogany centers
  • Self seeds easily
  • Blooms early summer to fall

  • Category: Perennials
  • Hardiness Zone: 3-8
  • Height: 12-14 in
  • Spread: 18-24 in
  • Spacing: 24-36 in
  • Bloom Color: Multi-Color
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Rudbeckia Hirta Sonora

Clarity Connect