Obtained by Wang - European P.B.R.
Diamond' is a shrub about 0.8 m high with shiny evergreen foliage.
Its abundant deep blue flowers continue from May to June.
is ideal for small spaces, for example the edges of a terrace and is decorative
at the end of spring and in winter. Prefers a sunny position. It is also suitable
for containers and can also be trained against a wall.