Hydrangea macrophylla ‘Pia’ is the smallest mophead in the species H. macrophylla. Slow-growing and remaining dwarf. Ideal for small gardens or growing in a container.
Inflorescence: Mophead, 90mm across. The pink flowers will intensify in colour as the season progresses. In acidic soils the flower colour will turn to mauve-pink, never to blue.
Synonyms: H. m. ‘Pink Elf’, ‘Comet’, ‘Piamina’, ‘Winning Edge’
Originated in Japan.
Zones: 6 to 9
Size: Small (to 60cm).
Color in neutral soil:
Color in acidic soil with AI present:
Ray florets: 4 sepals, slightly serrated, not overlapping, becoming pointed, 30mm diam.
Leaves: Mid-green, developing reddish brown marks in the autumn. Despite being a cultivar of the macrophylla (big leaf) species, leaf size is a diminutive 65mm l. x 35mm w.