Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Vinca minor 'Ralph Shugert' you will need.

Approx. Length (ft):
Approx. Width (ft):
*Distance Between Plants (in):

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

Vinca minor 'Ralph Shugert'

Periwinkle

  • Large, intense blue-violet flowers
  • Glossy, deep green leaves trimmed narrow white edge

  • Category: Perennials
  • Patent: 6960
  • Hardiness Zone: 4-9
  • Height: 4-6 in
  • Spread: 10-14 in
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Exposure
Full Sun
Soil Moisture
Average Water
Attributes
Border or Bed
Season of Interest (Flowering)
Summer