Plant Calculator

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

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

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

Clethra barbinervis

  • Small tree
  • White flowers bloom mid to late summer
  • Dark green leaves which turn bright yellow in fall
  • Excellent specimen or in small grouping

  • Category: Trees
  • Hardiness Zone: 5
  • Height: 10-20 ft
  • Spread: 10-15 ft
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