Penstemon crandallii 
Crandall's Beardtongue

 

Plantaginaceae

 

Height: under 5 cm

Flower colour: blue

Flowering time:  June

Sunlight:  sun

Soil:  very well drained, gritty 

pH: acid - neutral - alkaline

Hardiness: sensitive to winter wet, grows best in gritty soil on a steep slope

Plant range: Rocky Mountains

Mat forming alpine plant.
Sensitive to winter wet.
Needs very good drainage,
preferably on a steep slope.

Photos and experiences of growing this plant in Iceland are welcomed  in the comments below.

gardaflora@gardaflora.is    I     © 2015-2019  Garðaflóra.

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