Plant Encyclopedia
Everything about care, pruning, watering and winter hardiness of thousands of plants
Want to see this in your garden?
1 minute, no credit card
5 plants
Alberta beardtongue: complete guide
Penstemon albertinus
Everything about Penstemon albertinus: cultivation, location, soil needs and maintenance of this vivid blue perennial from western North America.
Yellow beardtongue: complete guide
Penstemon confertus
Full guide to Penstemon confertus: cultivation, site selection, soil needs and care for this creamy yellow perennial native to northwestern North America.
Foxglove beardtongue: complete guide
Penstemon digitalis
Complete guide to Penstemon digitalis: cultivation, location, soil and care for this tall white-flowered perennial, including the beloved Husker Red cultivar.
Bush penstemon: complete guide
Penstemon fruticosus
Everything about bush penstemon: site, soil, pruning and hardiness. A lavender-blue flowering subshrub for dry and rocky gardens.
Small-flower penstemon: complete guide
Penstemon procerus
Everything about small-flower penstemon: location, soil, watering needs and hardiness. A fine-textured blue-flowered perennial for sunny borders.