Hydrangea macrophylla ‘Avantgarde’ USPP23,465
synonyms: H. m. ‘Savant’ PPAF by Ball Ornamentals, ‘Hedi’ (PBR), ‘Hycahedi’
Bred by Niels Arts, Aalsmeer, Netherlands, in 2007. US patent granted to Hydrangea Breeders Association B.V., Netherlands, in March, 2013.
Hydrangea macrophylla ‘Avantgarde’ has strong stems supporting large blooms which open white and age through pink to green. This shrub will achieve a height of 1.5m in suitable conditions.
Inflorescence: Mophead, up to 180mm across, emerge white and age through pink to green.
Colour in neutral soils: White aging to green
Colour in acidic soils with AL present: White aging to green (no change)
Ray florets: 4 sepals, rounded, entire, not overlapping,
Zones: 6 to 9
Size: Medium (to 1.5m).
Leaves: Mid-green. Simple, opposite and deciduous. Broadly ovate to broadly elliptic. Margin: serrate. Apex: apiculate. Base: attenuate. Venation pattern: pinnate. Texture of adaxial and abaxial surfaces: smooth, glabrous, moderately glossy. 160mm l x 90mm w.