Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Rhododendron catawbiense 'Grandiflorum' you will need.

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

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

Rhododendron catawbiense 'Grandiflorum'

Rhododendron

  • Showy clusters of purple flowers
  • Mid to late bloomer
  • Large, glossy dark green leaves
  • Ideal for shady shrub borders

  • Category: Evergreens
  • Hardiness Zone: 4-8
  • Height: 6-10 ft
  • Spread: 6-10 ft
  • Bloom Color: Lavender
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Critter Resistance
• Deer Resistant
Exposure
• Partial Sun
Foliage Color
• Green
Soil Moisture
• Moist, Well-Drained
Habit
• Upright
Season of Interest (Flowering)
• Spring
Season of Interest (Foliage)
• Winter Interest