Description and General Information:
This is a cushion-forming species generally under 5 cm in height. Plants produce small, narrow leaves and solitary flowers at the ends of short stems. The violet-blue, bell-shaped flowers are 1.5 to 2.5 cm in length.
In the wild, plants grow on calcareous slopes and cliffs of western Yugoslavia and northern Albania.
Cultivation:
This species requires a sunny site with excellent drainage. Rock crevices and screes are ideal. Plants are sensitive to winter-wet. A yearly liberal sprinkling of powdered lime is beneficial in areas where the soil is naturally acidic. Plants are hardy to USDA zone 4.
Blooming Period:
May (south) through July(north)
Propagation:
Seeds and cuttings
Seeds:
Seeds require 6-10 weeks of stratification. Surface sow as they require light for germination.
Division:
Not generally practiced.
Cuttings:
Basal shoots may be taken in spring.