clematis 'blue boy'*

Size: 1 gallon

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  • late flowering - flowers form on the terminal 60-90 cm of the current season's growth
  • some bloom as early as midsummer and continue into the fall
  • in early spring, prune each stem, leaving the lowest 2-3 buds
  • the new growth can be tipped back when it reaches about 30 cm, to induce better branching and flowering
  • zone 3 
  • height 150-175cm 
  • spread 80-100cm 
  • colour deep blue
  • clematis grow best in a rich, moist to average, well-drained soil, in full sun
  • protection from intense afternoon sun is beneficial
  • large-flowering bi-colours, reds and blues, may fade quickly if planted in direct sun
  • roots need a cool environment to thrive
  • it is recommended planting a ground cover or shallow rooted perennial to shade the roots
  • mulching is suggested
  • plant the crown 3-5 cm below the soil's surface
  • clematis are slow to establish and initially need to be tied to a trellis or fence to begin climbing
  • full sun
  • attracts hummingbirds
  • fast growing
  • deer resistant
  • rabbit resistant
  • long blooming
  • (image courtesy of NVK nurseries, NVK holdings inc.)