Grand Blue produces masses of deep blue flowers in August and September. The flowers have prominent stamens and are a remarkable bright blue, which are highlighted by its dark green characteristic foliage that have silver undersides on larger leaves.
At a glance:
Dark green characteristic foliage
Masses of deep blue flowers
Moist well drained soil
Will reach a height of 0.75m and a spread of 0.75m after 5-10 years.