Awarded a RHS AGM this easy to grow robust semi-evergreen perennial forms mats of large glossy rich brown leaves with spikes of blue flowers up to 30cm .
Generally not harvested
Divide in spring by separating rooted stems
Chalk, Clay, Loam, Sand
Soil PH preference
Acid, Alkaline, Neutral
This low maintenance plant is perfect for moist shade locations providing excellent ground cover on banks, slopes or the front of flower borders and beds. It can also be grown in containers and pots in shady courtyards or patios.