lobelia siphilitica (great blue lobelia) native*


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  • spikes of clear-blue flowers on unbranched stems
  • tubular flowers are two-lipped
  • finely toothed, oblong, green leaves 
  • bloom time: july to september
  • native to ontario
  • all parts of this plant are TOXIC!
  • zone 4
  • height 50-60cm
  • spread 45-60cm 
  • colour blue
  • showy blooms flourish in a moist soil with filtered shade, adapting to drier conditions with more shade
  • may self-seed under optimum conditions
  • full sun, partial sun/shade
  • attracts butterflies
  • attracts hummingbirds
  • fast growing
  • rabbit resistant
  • deer resistant 
  • native to ontario
  • poisonous
  • bog or water garden
  • (image courtesy of NVK nurseries, NVK holdings inc.)