Gorgeous rounded tight 'Mophead' blooms in vivid blue will decorate the garden from summer through to autumn. Nice compact growth habit. Happy in the garden or a container in soil that does not completely dry out in summer. Morning sun or part shade. Deciduous.
To ensure that 'Blue Diamond' stays blue plant in acid soil or side dress with Aluminium Sulphate.
Colour: Blue Habit: Compact Est. Hgt/Wdth in 7/10 yrs: 80cm x 80cm