Propagation
Take cuttings from spring to summer.
Botanic information
Leaf: The sessile dark green leaves are narrow-lanceolate and the margins may have slight serrated. They are arranged spirally along the slender stems.
Flower: The bisexual rotate flowers have 4-petals that are blue with a yellow centre and appear singularly on slender pedicle during spring.
Fruit: The fruit is a small nut and the seeds are viable but the plant is commonly reproduced vegetatively.