Rob's plants
home garden plants wildlife seed photos
plant sale journal topics fun links guestbook

Rob's Plant Links

Penstemon cardwellii

Family: plantaginaceae
Common name(s): Cardwell's penstemon
Hardiness ratings: USDA zone 5~6 - 9

General resources

  • Wikipedia. Online encyclopedia entry (if defined).
  • Google images. Web search for photographs.
  • GRIN. Taxonomical details, with common names, distribution, and synonyms.
  • The Plant List. Taxonomical lookup

Links for Penstemon cardwellii

  • All Things Plants - Community-assembled plant profile (4 photos)
  • American Penstemon Society - Detailed description of the species' botanical characteristics, habitat, and native range. (1 photo)
  • Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 5-9) (2 photos)
  • NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (2 photos)
  • NARGS: Penstemon cardwellii 'Roseus' - Plant of the month portrait, with description and information about cultivation and propagation. (1 photo)
  • Ontario Rock Garden Society - Germination information (additional information for other varieties)
  • Rob's Plants - Plant profile with basic horticultural information and often personal observations. Also seed germination records. (zone 6)
  • Turner Photographics - Profile of wildflower of the US Pacific Northwest, with botanical description, habitat and distribution, and photo gallery.
  • Wild Ginger Farm - One of the plants featured on this specialty nursery's catalog page, with photo and brief description. (1 photo)

Last updated:02 Jul 2017