Family: plantaginaceae
Common name(s): sidebells penstemon
Hardiness ratings: USDA zone 4 - 9
General resources
Links for Penstemon secundiflorus
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 4-9)
(1 photo)
- Garden.org - Community-assembled plant profile
(4 photos)
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation.
(10 photos)
- NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members.
(1 photo)
- Ontario Rock Garden Society - Germination information (use search on page to find this taxon)
- Rob's Plants - Plant profile with basic horticultural information and often personal observations. Also seed germination records.
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