Platycodon grandiflorus 'Sentimental Blue' (balloon flower), close-up of blooms.
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Images courtesy of Walters Gardens, Inc.

Platycodon grandiflorus 'Sentimental Blue'

  • Large, star-shaped, indigo-blue flowers in summer.
  • Buds resemble inflating balloons as they develop.
  • Forms a tidy, mounding clump.
  • Great low maintenance edging or rock garden plant.

Average, well-drained soil; drought tolerant once established. Sun to part shade.

Height: 15-20cm (6-8 in.), Spread: 30cm (12 in.)

Zone 3
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