Campanula poscharskyana 'Blue Waterfall'

Blue Waterfall Bellflower: Patent USPP #13161

Categories: Herbaceous Perennial

Plants form a spreading patch of small green leaves, bearing loads of starry violet-blue flowers beginning in late spring and blooming for weeks on end. Nice when used as a groundcover over a smaller area, especially under shrub roses.

More About Campanula poscharskyana 'Blue Waterfall'

  • very deep blue flowers
  • Performs especially well in regions with cool nights during the summer.
  • Blooms of Bressingham selection

 lavender-blue flowers all summer, excellent for rock gardens where the fast growing plants form a wonderful cascading effect

We do NOT SHIP plants. ALL Sales are in person at our garden center.


10-14 in


12-16 in

Hardiness Zone:


Campanula poscharskyana 'Blue Waterfall' Characteristics


  • Ground Cover
  • Mass Plant
  • Good for Naturalizing
  • Small / Miniature
  • Edging


  • Sun Tolerant
  • Part Sun/Part Shade
  • Morning Sun / Afternoon Shade

Growth Rate in the Garden

  • Medium

Season of Interest (Flowering)

  • Late Spring / Early Summer
  • Late Summer
  • Re-bloomer

Season of Interest (Foliage)

  • Early Spring
  • Late Spring / Early Summer

Soil Moisture Needs

  • Average
  • Moist
  • Needs well drained soil

Flower Color

  • Lavender
  • Blue


  • Spreading
  • Cascading