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Campanula portenschlagiana Birch Hybrid

Scientific Name : Campanula portenschlagiana
Common Name : Bellflower
Hardiness Zone : 4a - 7b
Hardiness Degree : -30°F (-34°C)
Blooming Season : Summer, Late Summer
Plant Habit : Spreading
Characteristics : Heat Tolerant, Shade Tolerant, Attracts Hummingbirds
Water : Medium
Fertilizer : None or when needed only
Spacing : 9 - 12" (23 - 30cm)
Height : 4 - 6" (10 - 15cm)
Width : 8 - 12" (20 - 30cm)
Exposure : Sun
General Information : A profusion of petite flowers attracts hummingbirds to your garden.
Lovely along pathways, at garden’s edge, in rock gardens, or as a small-scale groundcover.
Attractive with dianthus, creeping thyme or Siberian iris.
Easy to grow.
Idea & Tips : Sow seed in containers in a cold frame.
Divide in Spring or Fall.
Take basal cuttings in Spring.
Robust rock-garden species, requiring moist but well-drained soil in sun or partial shade.
Grower Information : A dwarf form with pale blue flowers.
'Birch Hybrid'
  • Propagation Guide

  • Finishing Guide

  • Crop Scheduling

    • Bloom Months:
      June to August

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